Benchmark file generated by bmgpx bmgpx by Ron Parker bmgpx@parkrrrr.com 2006-10-10T05:04:48Z 2006-10-10T05:04:48Z HT0964 1 C OF A http://www.geocaching.com/mark/details.asp?PID=HT0964 1 C OF A Geocache Geocache 1 C OF A NM0030 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>1 C OF A</h1> <b> PID </b> HT0964 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> RICHMOND (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 53 54. (N) 122 18 05. (W) SCALED <br> <b> NAVD 88 </b> 6.74 (+/-2cm) 22.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.26 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 656,710. </td><td> 1,841,580. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 5.909 (m) 19.39 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG614947(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 1 RE 4650 LS 1302 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>NM0030</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19980210</td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1969 AT ALBANY. AT ALBANY, 0.05 MILE SOUTH OF THE JUNCTION OF SAN PABLO AVENUE AND CARLSON BOULEVARD, AT THE CROSSING OF CERRITO CREEK, AT THE ALAMEDA-CONTRA COSTA COUNTY LINE, 3.3 FEET WEST OF THE WEST CURB OF SAN PABLO AVENUE, 3.6 FEET WEST OF THE NORTHWEST CORNER OF A CATCH BASIN, 14.9 FEET NORTH OF THE COUNTY LINE SIGN POST, 13 FEET SOUTH OF THE CENTER OF THE CREEK UNDER THE SIDEWALK, 31.5 FEET SOUTH OF STREET LIGHT POLE NO. A 2 400, ABOUT FLUSH WITH THE SIDEWALK, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.1 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1998) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1998 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0264 10+15 USE http://www.geocaching.com/mark/details.asp?PID=HT0264 10+15 USE Geocache Geocache 10+15 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>10+15 USE</h1> <b> PID </b> HT0264 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 34. (N) 122 12 11. (W) SCALED <br> <b> NAVD 88 </b> 1.26 (+/-2cm) 4.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,440. </td><td> 1,849,880. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.440 (m) 1.44 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG702757(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. AT OAKLAND MUNICIPAL AIRPORT, AT THE C.A.A. BUILDING, 500 FEET NORTHEAST OF AND ACROSS A TAXISTRIP FROM THE CENTER LINE OF A NORTHWEST-SOUTHEAST RUNWAY, 52 FEET NORTHEAST OF THE NORTHEAST EDGE OF THE NORTHWEST-SOUTHEAST TAXISTRIP, 9.4 FEET SOUTH OF THE WEST CORNER OF THE BUILDING, 1.1 FEET SOUTH OF THE EAST CORNER OF A FENCE AROUND AN ELECTRIC TRANSFORMER, ABOUT LEVEL WITH THE TAXIWAY, AND ENCASED IN CONCRETE PROJECTING 0.4 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3466 103 http://www.geocaching.com/mark/details.asp?PID=HS3466 103 Geocache Geocache 103 CA-001 CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>103</h1> <b> PID </b> HS3466 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MIDWAY (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 44 12. (N) 121 34 07. (W) SCALED <br> <b> NAVD 88 </b> 96.60 (+/-2cm) 316.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.00 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,780. </td><td> 1,905,820. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 95.840 (m) 314.44 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG261775(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>STAMPING: 103 103 <br>MARK LOGO: CA-001 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1957 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1966 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1957 1.4 MI S FROM MOUNTAIN HOUSE. 0.2 MILE SOUTH ALONG FORMER U.S. HIGHWAY 50 FROM THE MOUNTAIN HOUSE STATION AND CAFE AT MOUNTAIN HOUSE, THENCE 1.2 MILES SOUTHEAST ALONG MIDWAY ROAD, 0.4 MILE SOUTH OF THE U.S. HIGHWAY 50 FREEWAY OVERPASS, ON THE INSIDE OF A SLIGHT CURVE, 32 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, 12 FEET WEST OF A FENCE CORNER POST, 1.5 FEET NORTH OF A FENCE, 0.6 FOOT SOUTH OF A 2-BY 6-INCH WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1966) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1966 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1974) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z AI7657 104 http://www.geocaching.com/mark/details.asp?PID=AI7657 104 Geocache Geocache 104 CA3360 CA3360 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>104</h1> <b> PID </b> AI7657 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 42 10. (N) 122 07 35. (W) SCALED <br> <b> NAVD 88 </b> 10.297 (meters) 33.78 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.35 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 10.290 (meters) 33.76 (feet) COMP <br> <b> MODELED GRAV</b> 979,959.2 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS II <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in July 2002. No vertical observational check was made to the station. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 634,730. </td><td> 1,856,590. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG770731(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 104 <br>MARK LOGO: CA3360 <br>MAGNETIC: N = NO MAGNETIC MATERIAL <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - June 07, 2000 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA3360</td></tr><tr><td>20000607</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 2000 (GAS) IN SAN LEANDRO, AT THE INTERSECTION OF HALCYON DRIVE AND EAST 14TH STREET, 90.2 M (295.9 FT) SOUTHWEST OF THE STREET CENTERLINE, 15.1 M (49.5 FT) NORTHWEST OF LIGHT POST NUMBER 186, 5.0 M (16.4 FT) NORTHWEST OF THE CENTERLINE OF THE NORTH-EASTBOUND LANES OF THE DRIVE, 3.1 M (10.2 FT) SOUTH OF THE EXTENDED CENTER OF THE ENTRANCE ROAD TO A SHOPPING PLAZA, 0.6 M (2.0 FT) SOUTHEAST OF THE SOUTHEAST CURB OF A MEDIAN, AND 0.3 M (1.0 FT) BELOW THE LEVEL OF THE DRIVE. NOTE--THE MONUMENT IS ON THE DRIVE RIGHT-OF-WAY. THE MONUMENT IS ENCASED IN A 10-INCH IRON PIPE WITH A 12-INCH ACCESS COVER THAT IS FLUSH WITH THE PAVEMENT. 2006-10-10T05:04:48Z HS3488 113 A CO http://www.geocaching.com/mark/details.asp?PID=HS3488 113 A CO Geocache Geocache 113 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>113 A CO</h1> <b> PID </b> HS3488 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 41 40. (N) 121 41 48. (W) SCALED <br> <b> NAVD 88 </b> 188.58 (+/-2cm) 618.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.96 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 633,240. </td><td> 1,894,470. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 187.775 (m) 616.06 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG149727(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 113 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 4.8 MI SW FROM ALTAMONT. 3.5 MILES SOUTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE ABANDONED STATION AT ALTAMONT, THENCE 1.3 MILES SOUTH ALONG GREENVILLE ROAD, IN R2E T3S S12, 24 FEET WEST-SOUTHWEST OF THE CENTER OF THE T JUNCTION OF PATTERSON PASS ROAD LEADING EAST, 22 FEET WEST OF THE CENTER LINE OF GREENVILLE ROAD, 18 FEET NORTHEAST OF THE NORTHEAST FENCE CORNER POST OF A MESH WIRE FENCE AROUND PROPERTY OF THE ATOMIC ENERGY COMMISSION, 2 1/2 FEET SOUTHEAST OF A FENCE CORNER POST, 1 FOOT WEST OF A WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.2 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1960) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1960 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3490 115 A CO http://www.geocaching.com/mark/details.asp?PID=HS3490 115 A CO Geocache Geocache 115 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>115 A CO</h1> <b> PID </b> HS3490 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 40 48. (N) 121 41 47. (W) SCALED <br> <b> NAVD 88 </b> 206.71 (+/-2cm) 678.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.94 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 631,630. </td><td> 1,894,470. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 205.898 (m) 675.52 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG149711(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 115 115 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 5.8 MI SW FROM ALTAMONT. 3.5 MILES SOUTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE ABANDONED STATION AT ALTAMONT, THENCE 2.3 MILES SOUTH ALONG GREENVILLE ROAD, IN R3E T3S S7, 37 FEET NORTHEAST OF THE CENTER OF THE T JUNCTION OF EAST AVENUE LEADING WEST, 22 FEET EAST OF THE CENTER LINE OF THE ROAD, 10 FEET SOUTH OF THE CENTER LINE OF A DRIVEWAY LEADING WEST TO THE KNUDSON RESIDENCE, 2 FEET SOUTHWEST OF A FENCE CORNER POST, 1 FOOT EAST OF A WITNESS POST, ABOUT 1 FOOT HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1960) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1960 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3879 118 A CO http://www.geocaching.com/mark/details.asp?PID=HS3879 118 A CO Geocache Geocache 118 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>118 A CO</h1> <b> PID </b> HS3879 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 39 55. (N) 121 44 08. (W) SCALED <br> <b> NAVD 88 </b> 182.79 (+/-2cm) 599.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.01 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 630,040. </td><td> 1,891,000. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 181.976 (m) 597.03 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG115694(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 118 118 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 2.2 MI SE FROM LIVERMORE. 2.15 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, AT THE T JUNCTION OF BUENA VISTA AVENUE NORTH, 33 FEET NORTH OF THE CENTER LINE OF THE ROAD, 93 FEET WEST OF THE CENTER LINE OF THE AVENUE, 55 FEET EAST OF A POWER POLE, 1.0 FOOT SOUTH OF A FENCE, 0.6 FOOT WEST OF A WITNESS POST, ABOUT 1 FOOT HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3545 129.40 SPRR http://www.geocaching.com/mark/details.asp?PID=HS3545 129.40 SPRR Geocache Geocache 129.40 SPRR SPRR Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>129.40 SPRR</h1> <b> PID </b> HS3545 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NILES (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 29. (N) 121 57 21. (W) SCALED <br> <b> NAVD 88 </b> 39.17 (+/-2cm) 128.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.27 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,120. </td><td> 1,871,440. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 38.32 (m) 125.7 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG921609(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: STEEL RAIL <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>SPRR</td></tr><tr><td>1954 </td><td>POOR </td><td>NGS</td></tr><tr><td>1965 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 1.6 MI NE FROM NILES. 1.6 MILES NORTHEAST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE STATION AT NILES, AT THE NORTH END OF STEEL TRUSS BRIDGE 30.78 OVER NILES CANYON ROAD AND ALAMEDA CREEK, 4 FEET WEST OF THE WEST RAIL, 2 FEET EAST OF THE NORTH END OF WOODEN HAND RAIL, IN TOP OF A STEEL RAIL DRIVEN IN THE GROUND PROJECTING 1.6 FEET ABOVE THE GROUND, AND ABOUT LEVEL WITH THE TOP OF THE RAIL. NOTE-- THE RAIL IS LOOSE AND WAS NOT CONSIDERED STABLE ENOUGH TO LEVEL IN MAIN LINE. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1965 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (CAP) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3916 134 A CO http://www.geocaching.com/mark/details.asp?PID=HS3916 134 A CO Geocache Geocache 134 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>134 A CO</h1> <b> PID </b> HS3916 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> DUBLIN (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 40 32. (N) 121 55 15. (W) SCALED <br> <b> NAVD 88 </b> 125.39 (+/-2cm) 411.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.27 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 631,420. </td><td> 1,874,670. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 124.555 (m) 408.64 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG951703(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 134 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1964 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1965 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1964 3.4 MI NW FROM PLEASANTON. 1.75 MILES WEST ALONG BERNAL AVENUE FROM THE JUNCTION OF MAIN STREET AT PLEASANTON, THENCE 1.7 MILES NORTH ALONG STATE HIGHWAY 21, 30 FEET EAST OF THE CENTER LINE OF THE HIGHWAY, 26 1/2 FEET NORTH OF A POWER LINE POLE, 2.5 FEET WEST OF A FENCE, 25 FEET NORTH OF A FENCE JUNCTION, 0.8 FOOT WEST OF A WITNESS POST, ABOUT 1/2 FOOT HIGHER THAN THE HIGHWAY, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1965 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0059 14 http://www.geocaching.com/mark/details.asp?PID=HT0059 14 Geocache Geocache 14 CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>14</h1> <b> PID </b> HT0059 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 16. (N) 122 13 29. (W) SCALED <br> <b> NAVD 88 </b> 314.20 (+/-2cm) 1030.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.17 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 653,570. </td><td> 1,848,270. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 313.349 (m) 1028.05 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG681917(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1986 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, 1.4 MILES NORTHEAST ALONG CLAREMONT AVENUE FROM THE JUNCTION OF STONEWALL ROAD, 0.5 MILE NORTHWEST OF THE INTERSECTION OF GRIZZLY PEAK BOULEVARD, ABOUT 60 FEET SOUTHWEST OF THE CENTER OF A SHARP CURVE, 5 FEET SOUTHEAST OF THE CENTER LINE OF THE AVENUE, IN A WELL, A BRASS ROD SET IN THE TOP OF A CONCRETE POST ABOUT 1 FOOT UNDERGROUND, AND COVERED BY AN 8-INCH CAST IRON COVER BEARING THE WORDS CITY MONUMENT. <p> <h2>STATION RECOVERY (1974) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1986) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1986 (MJS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 1953-01-01T00:00:00Z HT0219 14 BLOS http://www.geocaching.com/mark/details.asp?PID=HT0219 14 BLOS Geocache Geocache 14 BLOS CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>14 BLOS</h1> <b> PID </b> HT0219 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> HAYWARD (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 40 55. (N) 122 05 43. (W) SCALED <br> <b> NAVD 88 </b> 25.08 (+/-2cm) 82.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.35 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 632,370. </td><td> 1,859,300. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 24.250 (m) 79.56 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG797709(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 14 BLOS 1953 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1953 </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881003</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1963 AT HAYWARD. AT HAYWARD, AT THE T-JUNCTION OF BLOSSOM WAY AND MISSION BOULEVARD, AT THE CENTER OF THE JUNCTION, 1.1 FEET BELOW THE SURFACE OF THE PAVEMENT, AND SET IN THE TOP OF A CONCRETE POST WHICH IS ENCASED IN A 8-INCH CAST IRON PIPE WITH A CAST IRON COVER FLUSH WITH THE SURFACE OF THE PAVEMENT AND LETTERED CITY MONUMENT. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. 2006-10-10T05:04:48Z HS3539 143 USGS http://www.geocaching.com/mark/details.asp?PID=HS3539 143 USGS Geocache Geocache 143 USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>143 USGS</h1> <b> PID </b> HS3539 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NILES (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 35. (N) 121 53 04. (W) SCALED <br> <b> NAVD 88 </b> 74.85 (+/-2cm) 245.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.22 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,210. </td><td> 1,877,750. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 74.021 (m) 242.85 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG984612(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE SIDEWALK <br>STAMPING: BM USGS <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1965 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT SUNOL. AT SUNOL, 0.1 MILE SOUTHEAST ALONG MAIN STREET FROM THE SUNOL GLEN SCHOOL, 70 FEET EAST OF THE CENTER OF THE T JUNCTION OF NILES CANYON ROAD (STATE ROUTE 1070), AT CONCRETE BRIDGE 33-43 OVER ARROYO DE LA LAGUNA, IN THE TOP OF THE WEST END OF THE SOUTH CONCRETE SIDEWALK, 18 FEET SOUTH OF THE CENTER LINE OF THE ROAD, AND ABOUT 1 FOOT HIGHER THAN THE ROAD. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1965 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (CAP) RECOVERED IN GOOD CONDITION. 1978-01-01T00:00:00Z HS4971 157 CADH http://www.geocaching.com/mark/details.asp?PID=HS4971 157 CADH Geocache Geocache 157 CADH CA1364 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>157 CADH</h1> <b> PID </b> HS4971 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MILPITAS (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 37 29 33.20480(N) 121 56 54.11867(W) ADJUSTED <br> <b> NAVD 88 </b> 11.1 (meters) 36. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 2.77 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -32.45 (meters) GEOID03 <br> <p> <b> HORZ ORDER </b> SECOND <br> <p>The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in March 1994. The horizontal coordinates are valid at the epoch date displayed above. The epoch date for horizontal control is a decimal equivalence of Year/Month/Day. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) <p>The Laplace correction was computed from DEFLEC99 derived deflections. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td>Units</td><td>Scale Fact</td><td>r Converg.</td></tr><tr><td>SPC CA 3 </td><td> 611,145.677 1</td><td>871,927.743</td><td> MT </td><td>0.99993930</td><td> -0 ' 53 12.3"</td></tr><tr><td>SPC CA 3 </td><td>2,005,067.11 6</td><td>141,482.94 </td><td> sFT </td><td>0.99993930</td><td> -0 ' 53 12.3"</td></tr><tr><td>UTM 10 </td><td>4,150,034.899 </td><td>592,964.573</td><td> MT </td><td>0.99970645</td><td> +0 ' 38 24.5"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 3 </b> 1.00000334 x 0.99993930 = 0.99994264 <br> <b>UTM 10 </b> 1.00000334 x 0.99970645 = 0.99970979 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 3 </td><td> FH 32 </td><td>359&deg; 12' 25.1"</td></tr><tr><td>UTM 10 </td><td> FH 32 </td><td>357&deg; 40' 48.3"</td></tr> </table> <p> <table border=1><tr><td>PID </td><td>Reference Object </td><td> Distance </td><td>Geod. Az </td></tr><tr><td>HS4972</td><td>FH 32 </td><td>APPROX. 0.7 KM</td><td>358&deg; 19' 12.8"</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> <b> NAD 83(1986)</b> 37 29 33.20309(N) 121 56 54.11162(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 37 29 33.42808(N) 121 56 50.25363(W) AD( ) 2 <br> NGVD 29 (07/19/86) 10.3 (m) 34. (f) VERT ANG <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG9296550035(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 35 = SET IN A MAT FOUNDATION OR CONCRETE SLAB OTHER THAN <br>WITH SETTING: PAVEMENT <br>MAGNETIC: N = NO MAGNETIC MATERIAL <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1978 </td><td>MONUMENTED </td><td>CA1364</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY CITY OF FREMONT CALIFORNIA 1978 (NLW) THE STATION MARK IS LOCATED ON THE FREMONT BLVD.OVERCROSSING OVER STATE ROUTE 17 CNIMITZ FWY) OPPOSITE THE GENERAL MOTORS ASSEMBLY PLANT IN FREMONT ON BRIDGE NO. 33 - 237. <p>THE STATION MARK DISK IS IN THE SIDEWALK ON THE WESTERLY SIDE OF THE BRIDGE AND IS APPROXIMATELY OVER THE CENTERLINE OF STATE ROUTE 17. THE STATION MARK IS 18.5 FEET WEST OF THE CENTERLINE OF THE OVERCROSSING AND ABOUT 119.1 FEET SOUTH OF THE NORTHWESTERLY END OF THE BRIDGE SIDEWALK. <p>THE STATION MARK IS A STANDARD CADH BRASS DISK STAMPED---157 1970---WITH A CENTERPUNCH AND IS EPOXIED FLUSH IN THE CONCRETE SIDEWALK OF THE OVERCROSSING. <p>NO REFERENCE MARKS WERE SET AS THIS DISK IS ANOTHER AGENCIES AND THE STRUCTURE IS THE PROPERTY OF THE STATE. 2006-10-10T05:04:48Z HT0017 16.22 http://www.geocaching.com/mark/details.asp?PID=HT0017 16.22 Geocache Geocache 16.22 USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>16.22</h1> <b> PID </b> HT0017 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 56. (N) 122 14 16. (W) SCALED <br> <b> NAVD 88 </b> 5.79 (+/-2cm) 19.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.37 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 643,720. </td><td> 1,846,940. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 4.966 (m) 16.29 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG671819(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: POWER LINE POLE CONC FOUNDATIO <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19880927</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD, AT THE 23RD AVENUE CROSSING, ABOUT 25 YARDS NORTH OF B M R 148, 95.0 FEET WEST OF THE CENTER LINE OF 23RD AVENUE, 5.2 FEET NORTHEAST OF THE NORTHEAST RAIL OF THE SOUTHWEST TRACK, AT A LATTICED POWER LINE POLE 1686, AND ON TOP OF THE SOUTH CONCRETE FOUNDATION FOR THE POWER LINE POLE. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. 2006-10-10T05:04:48Z HS3881 163 A CO http://www.geocaching.com/mark/details.asp?PID=HS3881 163 A CO Geocache Geocache 163 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>163 A CO</h1> <b> PID </b> HS3881 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 39 24. (N) 121 43 37. (W) SCALED <br> <b> NAVD 88 </b> 193.97 (+/-2cm) 636.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.97 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 629,080. </td><td> 1,891,750. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 193.145 (m) 633.68 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG122684(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STAMPING: 163 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>MARK NOT FOUND </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 3 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 0.75 MILE SOUTHEAST ALONG MINES ROAD, IN TOP OF THE NORTHWEST END OF THE SOUTHWEST CONCRETE CURB OF CONCRETE BRIDGE 0.75 OVER A CREEK, 11 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, 4.8 FEET SOUTHEAST OF THE NORTHWEST END OF THE CURB, 0.1 FOOT NORTHEAST OF THE NORTHEAST FACE OF THE SOUTHWEST CONCRETE GUARDRAIL, AND ABOUT 0.4 FOOT HIGHER THAN THE ROAD. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (KV) MARK NOT FOUND. 2006-10-10T05:04:48Z HS3883 165 A CO http://www.geocaching.com/mark/details.asp?PID=HS3883 165 A CO Geocache Geocache 165 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>165 A CO</h1> <b> PID </b> HS3883 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 37 52. (N) 121 42 27. (W) SCALED <br> <b> NAVD 88 </b> 227.54 (+/-2cm) 746.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.82 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 626,220. </td><td> 1,893,420. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 226.71 (m) 743.8 (f) COMPUTED 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG140656(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: 165 165 16 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 5.2 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 2.85 MILES SOUTHEAST ALONG MINES ROAD, ON THE OUTSIDE OF A CURVE, IN TOP OF THE CENTER OF THE NORTHEAST CONCRETE HEAD WALL OF 18-INCH PIPE CULVERT 2.86, 22 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 51 FEET NORTHWEST OF THE CENTER LINE OF A DRIVEWAY NORTHEAST, 3.5 FEET SOUTHWEST OF THE SOUTHWEST SIDE OF A ROCK WALL, 2.0 FEET SOUTHEAST OF THE NORTHWEST END OF THE HEAD WALL, AND ABOUT LEVEL WITH THE ROAD. 2006-10-10T05:04:48Z HS3886 167 A A CO http://www.geocaching.com/mark/details.asp?PID=HS3886 167 A A CO Geocache Geocache 167 A A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>167 A A CO</h1> <b> PID </b> HS3886 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MENDENHALL SPRINGS (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 37 19. (N) 121 42 10. (W) SCALED <br> <b> NAVD 88 </b> 243.42 (+/-2cm) 798.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.78 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 625,200. </td><td> 1,893,830. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 242.587 (m) 795.89 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG144646(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 167 A <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 6 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 3.65 MILES SOUTHEAST ALONG MINES ROAD, 46 FEET WEST OF THE CENTER OF THE JUNCTION OF MENDENHALL ROAD, ACROSS THE ROAD FROM POWER POLE 70, 30 FEET SOUTHWEST OF THE CENTER LINE OF MINES ROAD, 3 1/2 FEET SOUTHWEST OF A GUY POLE, 0.7 FOOT NORTHEAST OF A FENCE, 0.6 FOOT SOUTHEAST OF A WITNESS POST, ABOUT 1 1/2 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3892 172 A CO http://www.geocaching.com/mark/details.asp?PID=HS3892 172 A CO Geocache Geocache 172 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>172 A CO</h1> <b> PID </b> HS3892 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MENDENHALL SPRINGS (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 52. (N) 121 38 31. (W) SCALED <br> <b> NAVD 88 </b> 495.81 (+/-2cm) 1626.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.48 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,450. </td><td> 1,899,160. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 494.959 (m) 1623.88 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG198620(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 172 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 10.2 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 7.85 MILES SOUTHEAST ALONG MINES ROAD, 33 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 59 FEET NORTH-NORTHEAST AND ACROSS THE ROAD FROM A TELEPHONE POLE WITH A GUY WIRE, 48.9 FEET NORTH OF THE CENTER OF THE NORTHEAST END OF 12-INCH PIPE CULVERT 7.72, 11 1/2 FEET NORTH-NORTHWEST OF A FENCE CORNER, 4.0 FEET WEST OF A FENCE, 0.7 FOOT NORTH OF A WITNESS POST, ABOUT 5 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (KV) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3895 174 A CO http://www.geocaching.com/mark/details.asp?PID=HS3895 174 A CO Geocache Geocache 174 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>174 A CO</h1> <b> PID </b> HS3895 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 17. (N) 121 36 50. (W) SCALED <br> <b> NAVD 88 </b> 573.38 (+/-2cm) 1881.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.39 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 621,340. </td><td> 1,901,630. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 572.513 (m) 1878.32 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG223610(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 174 174 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 12.3 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 10.0 MILES SOUTHEAST ALONG MINES ROAD, NEAR THE SOUTHWEST END OF A 200-FOOT TANGENT, ABOUT MIDWAY BETWEEN TWO CUTS, 57 FEET WEST-NORTHWEST OF THE CENTER LINE OF THE ROAD, 19.4 FEET NORTHEAST OF THE CENTER OF THE WEST-NORTHWEST END OF A 12-INCH PIPE CULVERT, 29.3 FEET WEST OF A FENCE, 0.7 FOOT WEST-NORTHWEST OF A WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3897 175 A CO http://www.geocaching.com/mark/details.asp?PID=HS3897 175 A CO Geocache Geocache 175 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>175 A CO</h1> <b> PID </b> HS3897 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 00. (N) 121 35 47. (W) SCALED <br> <b> NAVD 88 </b> 623.34 (+/-2cm) 2045.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.36 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 620,800. </td><td> 1,903,170. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 622.471 (m) 2042.22 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG239605(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 175 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 13.5 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 11.2 MILES SOUTHEAST ALONG MINES ROAD, NEAR THE CROSSING OF A POWER LINE, ON THE OUTSIDE OF A CURVE, 35 1/2 FEET NORTH OF THE CENTER LINE OF THE ROAD, 16.8 FEET NORTH OF THE CENTER OF THE NORTH END OF 12-INCH PIPE CULVERT 11.65, 1.5 FEET SOUTH OF A FENCE, 0.7 FOOT NORTH OF A WITNESS POST, ABOUT 2 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3900 176 A CO http://www.geocaching.com/mark/details.asp?PID=HS3900 176 A CO Geocache Geocache 176 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>176 A CO</h1> <b> PID </b> HS3900 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 11. (N) 121 34 55. (W) SCALED <br> <b> NAVD 88 </b> 636.85 (+/-2cm) 2089.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.30 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,270. </td><td> 1,904,430. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 635.980 (m) 2086.54 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG252590(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 176 176 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 15.2 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 12.9 MILES SOUTHEAST ALONG MINES ROAD, AT THE JUNCTION OF A PRIVATE DIRT ROAD NORTHEAST, 64 FEET (SLOPE MEASUREMENT) NORTH OF THE CENTER LINE OF THE MAIN ROAD, 14 FEET NORTH OF THE CENTER LINE OF THE DIRT ROAD, 62 1/2 FEET NORTH-NORTHEAST OF THE CENTER OF THE NORTH END OF 12-INCH PIPE CULVERT 13.40, 17 FEET WEST OF THE NORTHWEST END OF A GATE, 0.9 FOOT EAST OF A WITNESS POST, ABOUT 16 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.2 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3902 177 A CO http://www.geocaching.com/mark/details.asp?PID=HS3902 177 A CO Geocache Geocache 177 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>177 A CO</h1> <b> PID </b> HS3902 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 12. (N) 121 34 21. (W) SCALED <br> <b> NAVD 88 </b> 627.61 (+/-2cm) 2059.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.26 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 617,440. </td><td> 1,905,240. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 626.738 (m) 2056.22 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG260572(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE <br>STAMPING: 177 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 16.6 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 14.35 MILES SOUTHEAST ALONG MINES ROAD, IN TOP OF THE EAST END OF THE SOUTHWEST CONCRETE WING WALL OF BRIDGE 14.85 OVER ARROYO MUCHO, 17 FEET WEST OF THE CENTER LINE OF THE ROAD, 0.4 FOOT WEST OF THE EAST END OF THE WING WALL, AND ABOUT LEVEL WITH THE ROAD. NOTE-- THE DISK IS SLANTING. 2006-10-10T05:04:48Z HS3906 178 A A CO http://www.geocaching.com/mark/details.asp?PID=HS3906 178 A A CO Geocache Geocache 178 A A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>178 A A CO</h1> <b> PID </b> HS3906 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 32 15. (N) 121 33 53. (W) SCALED <br> <b> NAVD 88 </b> 654.61 (+/-2cm) 2147.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.22 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 615,680. </td><td> 1,905,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 653.73 (m) 2144.8 (f) COMPUTED 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG268554(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 178 A <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 18 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 15.65 MILES SOUTHEAST ALONG MINES ROAD, 0.05 MILE SOUTHEAST OF A WOODEN BRIDGE OVER ARROYO MUCHO, AT THE JUNCTION OF A DIM DIRT ROAD LEADING SOUTHWEST ACROSS THE CREEK, 131 FEET SOUTH OF THE CENTER OF THE JUNCTION OF A ROAD NORTHEAST, 62 FEET SOUTHWEST OF THE CENTER LINE OF MINES ROAD, 19 FEET NORTHWEST OF THE CENTER LINE OF THE DIM DIRT ROAD, 7 FEET NORTHWEST OF A LARGE LONE OAK TREE, 1.0 FOOT SOUTHWEST OF A WITNESS POST, ABOUT 2 1/2 FEET LOWER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.2 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HS3904 178 A CO http://www.geocaching.com/mark/details.asp?PID=HS3904 178 A CO Geocache Geocache 178 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>178 A CO</h1> <b> PID </b> HS3904 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 32 18. (N) 121 33 55. (W) SCALED <br> <b> NAVD 88 </b> 654.95 (+/-2cm) 2148.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 615,770. </td><td> 1,905,860. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 654.065 (m) 2145.88 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG267555(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: ABUTMENT <br>STAMPING: 178 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 17.9 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 15.6 MILES SOUTHEAST ALONG MINES ROAD, IN TOP OF THE NORTH END OF THE NORTHWEST CONCRETE ABUTMENT OF WOODEN BRIDGE 16.10 OVER ARROYO MUCHO, 11 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 3.0 FEET NORTHWEST OF THE NORTHWEST END OF THE NORTHEAST GUARDRAIL, AND ABOUT LEVEL WITH THE ROAD. 2006-10-10T05:04:48Z HS3908 179 A CO http://www.geocaching.com/mark/details.asp?PID=HS3908 179 A CO Geocache Geocache 179 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>179 A CO</h1> <b> PID </b> HS3908 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 31 30. (N) 121 33 10. (W) SCALED <br> <b> NAVD 88 </b> 683.40 (+/-2cm) 2242.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.20 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 614,280. </td><td> 1,906,950. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 682.515 (m) 2239.22 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG278540(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 179 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 19.2 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 16.85 MILES SOUTHEAST ALONG MINES ROAD, AT THE CROSSING OF A CREEK, 33 1/2 FEET NORTH OF THE CENTER LINE OF THE ROAD, 20.6 FEET NORTHEAST OF THE CENTER OF THE NORTH END OF 18-INCH PIPE CULVERT 17.25, 8.9 FEET SOUTH OF A FENCE, 4 1/2 FEET EAST OF A 12-INCH OAK TREE, 0.8 FOOT NORTH OF A WITNESS POST, ABOUT 2 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HT0021 18 A http://www.geocaching.com/mark/details.asp?PID=HT0021 18 A Geocache Geocache 18 A CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>18 A</h1> <b> PID </b> HT0021 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 47 19. (N) 122 14 57. (W) SCALED <br> <b> NAVD 88 </b> 6.00 (+/-2cm) 19.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.37 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 644,450. </td><td> 1,845,950. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 5.173 (m) 16.97 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG661826(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 18 STA A <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>MARK NOT FOUND </td><td>USPSQD</td></tr><tr><td>19880927</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1963 AT OAKLAND. AT OAKLAND AT THE SOUTHWEST END OF 13TH AVENUE, 93.4 FEET EAST OF THE EAST CORNER OF THE SOUTHERN PACIFIC COMPANY RAILROAD EAST OAKLAND STATION, 44.0 FEET EAST OF BENCH MARK B 53 (USGS), 13.5 FEET NORTHWEST OF A GUY POLE, 9.2 FEET SOUTHWEST OF THE SOUTHWEST RAIL OF THE WESTERN PACIFIC RAILROAD TRACKS, ABOUT 7 FEET NORTHEAST OF THE EXTENDED CENTERLINE OF 13TH AVENUE, 5.0 FEET SOUTHEAST OF THE SOUTHEAST EDGE OF A FORMER PEDESTRIAN SUBWAY, ABOUT LEVEL WITH THE TRACKS, AND SET IN THE TOP OF A CONCRETE POST FLUSH WITH THE GROUND. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) MARK NOT FOUND. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. 2006-10-10T05:04:48Z HS3910 180 A CO http://www.geocaching.com/mark/details.asp?PID=HS3910 180 A CO Geocache Geocache 180 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>180 A CO</h1> <b> PID </b> HS3910 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CEDAR MTN (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 30 45. (N) 121 32 28. (W) SCALED <br> <b> NAVD 88 </b> 697.64 (+/-2cm) 2288.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.18 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 612,880. </td><td> 1,907,960. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 696.750 (m) 2285.92 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG289527(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 180 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 20.3 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 18.0 MILES SOUTHEAST ALONG MINES ROAD, ON THE OUTSIDE OF A CURVE, AT THE JUNCTION OF A DIM DIRT ROAD EAST-SOUTHEAST, 32 FEET EAST-NORTHEAST OF THE CENTER LINE OF MINES ROAD, 12 FEET SOUTH-SOUTHEAST OF THE CENTER LINE OF THE DIM DIRT ROAD, 37 FEET NORTH OF THE CENTER OF THE EAST END OF 18-INCH PIPE CULVERT 18.50, 4 FEET NORTH OF AN 18-INCH OAK TREE, 1.0 FOOT EAST-NORTHEAST OF A WITNESS POST, ABOUT 1 FOOT HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HT0047 180+99.91 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0047 180+99.91 EBMUD Geocache Geocache 180+99.91 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>180+99.91 EBMUD</h1> <b> PID </b> HT0047 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 10. (N) 122 14 21. (W) SCALED <br> <b> NAVD 88 </b> 106.56 (+/-2cm) 349.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,560. </td><td> 1,846,960. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 105.707 (m) 346.81 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG669897(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: WALL <br>STAMPING: 180+99.91 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, 0.1 MILE NORTH OF THE INTERSECTION OF CHABOT ROAD AND GOLDEN GATE AVENUE, NORTH OF CLAREMONT LABORATORY, AT THE WEST PORTAL OF CLAREMONT TUNNEL, IN THE MIDDLE OF THE CONCRETE WALL, AND ABOUT 3 FEET HIGHER THAN THE LAWN. AN EAST BAY MUNICIPAL UTILITY DISTRICT STANDARD DISK, STAMPED 180+99.91 AND SET VERTICALLY. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3325 181 A CO http://www.geocaching.com/mark/details.asp?PID=HS3325 181 A CO Geocache Geocache 181 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>181 A CO</h1> <b> PID </b> HS3325 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> EYLAR MTN (1971) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 28 58. (N) 121 31 56. (W) SCALED <br> <b> NAVD 88 </b> 753.98 (+/-2cm) 2473.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.14 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> THIRD (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 609,570. </td><td> 1,908,710. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 753.08 (m) 2470.7 (f) RESET 3 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG297494(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 181 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 22.6 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 20.3 MILES SOUTHEAST ALONG MINES ROAD, 90.1 FEET NORTH AND ACROSS THE ROAD FROM A 4-BY 4-INCH POST SUPPORTING A SANTA CLARA COUNTY LINE SIGN, 47 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 43 FEET EAST OF THE CENTER OF THE NORTH END OF A 12-INCH PIPE CULVERT, 0.8 FOOT EAST OF A WITNESS POST, ABOUT 3 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HT0976 181.837 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0976 181.837 EBMUD Geocache Geocache 181.837 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>181.837 EBMUD</h1> <b> PID </b> HT0976 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 03. (N) 122 16 01. (W) SCALED <br> <b> NAVD 88 </b> 56.27 (+/-2cm) 184.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.25 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 653,230. </td><td> 1,844,550. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 55.428 (m) 181.85 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG644913(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: SIDEWALK <br>STAMPING: 181.837 FT <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1959 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19980209</td><td>MARK NOT FOUND </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT BERKELEY. AT BERKELEY, IN R4W T1S, ALONG BANCROFT WAY, 95.2 FEET EAST OF THE EAST CURB OF SHATTUCK AVENUE, AT THE BERKELEY CYCLE AND TOY SHOP (FORMER E.B.M.U.D. BUILDING), IN THE TOP OF THE CONCRETE SIDEWALK, 9.4 FEET SOUTH OF THE SOUTH CURB OF THE WAY, 0.6 FOOT EAST OF THE EAST EDGE OF A DOUBLE DOOR, AND 0.3 FOOT NORTH OF THE NORTH BRICK WALL. NOTE-- E.B.M.U.D. IS CAST ON THE MARK NOT STAMPED <p> <h2>STATION RECOVERY (1959) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1959 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1998) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1998 MARK NOT FOUND. 2006-10-10T05:04:48Z HT0046 181+97.63 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0046 181+97.63 EBMUD Geocache Geocache 181+97.63 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>181+97.63 EBMUD</h1> <b> PID </b> HT0046 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 10. (N) 122 14 21. (W) SCALED <br> <b> NAVD 88 </b> 100.85 (+/-2cm) 330.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,560. </td><td> 1,846,960. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 99.997 (m) 328.07 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG669897(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: WALL <br>STAMPING: 181+97.63 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, 0.1 MILE NORTH OF THE INTERSECTION OF CHABOT ROAD AND GOLDEN GATE AVENUE, AT CLAREMONT LABORATORY, NORTH OF THE NORTH ENTRANCE, IN A CONCRETE RETAINING WALL, AND 6 FEET WEST OF THE EAST END. AN EAST BAY MUNICIPAL UTILITY DISTRICT STANDARD DISK, STAMPED 181+97.63. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS4011 184 A A CO http://www.geocaching.com/mark/details.asp?PID=HS4011 184 A A CO Geocache Geocache 184 A A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>184 A A CO</h1> <b> PID </b> HS4011 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> LA COSTA VALLEY (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 36. (N) 121 51 52. (W) SCALED <br> <b> NAVD 88 </b> 84.33 (+/-2cm) 276.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.18 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 620,370. </td><td> 1,879,480. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 83.50 (m) 273.9 (f) COMPUTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG002594(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE <br>STAMPING: 184 A <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1973 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1973 1.6 MI SE FROM SUNOL. 0.65 MILE SOUTHEAST ALONG STATE HIGHWAYS 21 AND 84 (PALOMA WAY) FROM THE ENTRANCE GATE TO THE SAN FRANCISCO WATER DEPARTMENT PARK AT SUNOL, THENCE 0.9 MILE SOUTHEAST ALONG CALAVERAS ROAD TO A BRIDGE AND THE MARK IN THE SOUTHEAST CORNER, 14 FEET EAST OF THE CENTER OF THE ROAD AND 1.5 FEET NORTH OF THE SOUTH EDGE OF THE BRIDGE. 2006-10-10T05:04:48Z HS4010 184 A CO http://www.geocaching.com/mark/details.asp?PID=HS4010 184 A CO Geocache Geocache 184 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>184 A CO</h1> <b> PID </b> HS4010 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> LA COSTA VALLEY (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 36. (N) 121 51 52. (W) SCALED <br> <b> NAVD 88 </b> 84.33 (+/-2cm) 276.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.18 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 620,370. </td><td> 1,879,480. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 83.492 (m) 273.92 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG002594(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE <br>STAMPING: 184 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1967 1.6 MI SE FROM SUNOL. 0.65 MILES SOUTHEAST ALONG STATE HIGHWAYS 21 AND 84 (PALOMA WAY) FROM THE ENTRANCE GATE TO THE SAN FRANCISCO WATER DEPT. PARK AT SUNOL, THENCE 0.9 MILE SOUTHEAST ALONG CALAVERAS ROAD, 15 1/2 FEET WEST OF THE CENTER LINE OF THE ROAD, IN THE TOP OF THE NORTH END OF THE WEST CONCRETE GUARDRAIL BASE OF A CONCRETE BRIDGE OVER SAN ANTONIO CREEK 1.8 FEET SOUTH OF THE NORTH END OF THE CURB, AND ABOUT 1 FOOT HIGHER THAN THE ROAD. 2006-10-10T05:04:48Z HT0043 185+75 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0043 185+75 EBMUD Geocache Geocache 185+75 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>185+75 EBMUD</h1> <b> PID </b> HT0043 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 06. (N) 122 14 23. (W) SCALED <br> <b> NAVD 88 </b> 89.81 (+/-2cm) 294.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,430. </td><td> 1,846,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 88.964 (m) 291.88 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG668896(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE WALL <br>STAMPING: 185+75 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ABOUT 300 FEET NORTH OF THE INTERSECTION OF CHABOT ROAD AND GOLDEN GATE AVENUE, AT AN ABANDONED SACRAMENTO-NORTHERN RAILWAY BRIDGE, SET VERTICALLY IN THE APPROXIMATE CENTER OF THE EAST FACE OF THE WEST CONCRETE WING WALL (FORMERLY THE WEST ABUTMENT), 6 FEET WEST OF THE CENTER LINE OF AN ASPHALT ROAD, AND ABOUT 3 FEET ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0042 189+63 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0042 189+63 EBMUD Geocache Geocache 189+63 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>189+63 EBMUD</h1> <b> PID </b> HT0042 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 03. (N) 122 14 23. (W) SCALED <br> <b> NAVD 88 </b> 77.81 (+/-2cm) 255.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,340. </td><td> 1,846,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 76.960 (m) 252.49 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG668895(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE WALL <br>STAMPING: 189+63 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - April 09, 2005 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>20050409</td><td>GOOD </td><td>GEOCAC</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, 108 FEET SOUTHEAST OF THE INTERSECTION OF CHABOT ROAD AND GOLDEN GATE AVENUE, 48 FEET EAST OF THE NORTHEAST PARAPET WALL POST OF A CONCRETE ARCH BRIDGE OVER A CREEK, AND IN THE SOUTH EDGE OF A MANHOLE STRUCTURE. AN EAST BAY MUNICIPAL UTILITY DISTRICT STANDARD DISK, STAMPED 189+63. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (2005) </h2> <p>RECOVERY NOTE BY GEOCACHING 2005 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0008 20 G http://www.geocaching.com/mark/details.asp?PID=HT0008 20 G Geocache Geocache 20 G CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>20 G</h1> <b> PID </b> HT0008 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 09. (N) 122 13 10. (W) SCALED <br> <b> NAVD 88 </b> 6.872 (meters) 22.55 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.37 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 6.868 (meters) 22.53 (feet) COMP <br> <b> MODELED GRAV</b> 979,963.3 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 642,250. </td><td> 1,848,520. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 6.048 (m) 19.84 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG687804(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>STAMPING: STA G SEC 20 <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>19880927</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND. AT OAKLAND, IN R3W T2S, ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD, AT THE CROSSING OF HIGH STREET, 12.0 FEET SOUTHWEST OF THE SOUTHWEST RAIL, 9.4 FEET SOUTHEAST OF THE SOUTHEAST CURB OF THE STREET, 6.8 FEET SOUTHEAST OF THE SOUTHEAST CORNER OF A CROSSING SIGNAL, ABOUT 1 FOOT LOWER THAN THE TRACK, AND SET IN THE TOP OF A CONCRETE POST 0.9 FOOT UNDERGROUND. NOTE-- ACCESS TO MARK HAD THROUGH AN 8-INCH CAST IRON PIPE WITH A CAST IRON COVER MARKED CITY MONUMENT. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT1007 20.1 C OF O http://www.geocaching.com/mark/details.asp?PID=HT1007 20.1 C OF O Geocache Geocache 20.1 C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>20.1 C OF O</h1> <b> PID </b> HT1007 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 44. (N) 122 15 58. (W) SCALED <br> <b> NAVD 88 </b> 6.96 (+/-2cm) 22.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 647,100. </td><td> 1,844,500. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 6.134 (m) 20.12 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG645852(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND. AT OAKLAND, IN R4W T1S, AT THE INTERSECTION OF BROADWAY AND 23RD STREET, 12 FEET NORTHWEST OF THE CENTER OF THE INTERSECTION, 9.4 FEET NORTHEAST OF THE NORTHEAST EDGE OF A MANHOLE COVER, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE 0.9 FOOT BELOW THE SURFACE OF THE STREET. NOTE-- ACCESS TO MARK HAD THROUGH A CAST IRON COVER. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0265 20+50 USE http://www.geocaching.com/mark/details.asp?PID=HT0265 20+50 USE Geocache Geocache 20+50 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>20+50 USE</h1> <b> PID </b> HT0265 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 40. (N) 122 12 22. (W) SCALED <br> <b> NAVD 88 </b> 0.98 (+/-2cm) 3.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.44 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,630. </td><td> 1,849,620. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.16 (m) 0.5 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG699759(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>MARK NOT FOUND </td><td>NGS</td></tr><tr><td>1963 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. 1945 DESCRIPTION-- AT OAKLAND MUNICIPAL AIRPORT, 500 FEET NORTHEAST OF THE CENTER OF THE NEW NORTHWEST-AND-SOUTHEAST RUNWAY, 101 FEET NORTHEAST OF THE NORTHEAST END OF THE GASOLINE-SUPPLY HOUSE, 31.5 FEET SOUTHWEST OF A CONCRETE GRILL OVER A DRAIN, AND 1.5 FEET SOUTH OF A RED AND WHITE REFERENCE POST. A 1-3/4-INCH IRON PIPE SET IN CONCRETE (NO CAP). <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 MARK NOT FOUND. 2006-10-10T05:04:48Z HT1006 20.7 C OF O http://www.geocaching.com/mark/details.asp?PID=HT1006 20.7 C OF O Geocache Geocache 20.7 C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>20.7 C OF O</h1> <b> PID </b> HT1006 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 45. (N) 122 16 07. (W) SCALED <br> <b> NAVD 88 </b> 7.13 (+/-2cm) 23.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.35 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 647,130. </td><td> 1,844,280. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 6.299 (m) 20.67 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG643852(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND. AT OAKLAND, IN R4W T1N, ALONG TELEGRAPH AVENUE, 6 FEET NORTH OF THE CENTER LINE OF 23RD STREET, 3 FEET WEST OF THE PROLONGATION OF THE WEST CURB OF THE AVENUE, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE 0.9 FOOT BELOW THE ASPHALT SURFACE. NOTE-- ACCESS TO MARK HAD THROUGH A CAST IRON COVER. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0333 217 SFWD http://www.geocaching.com/mark/details.asp?PID=HT0333 217 SFWD Geocache Geocache 217 SFWD CA3290 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>217 SFWD</h1> <b> PID </b> HT0333 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 31 31. (N) 122 03 24. (W) SCALED <br> <b> NAVD 88 </b> 2.20 (+/-2cm) 7.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.46 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 614,930. </td><td> 1,862,410. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 1.377 (m) 4.52 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG833535(NAD 83) <br>MARKER: DS = TRIANGULATION STATION DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 217 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA3290</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 1.1 MI W FROM NEWARK. 0.1 MILE NORTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE STATION AT NEWARK, THENCE 0.7 MILE WEST ALONG THORNTON AVENUE, THENCE 0.3 MILE WEST ALONG DUMBARTON ROAD, 0.1 MILE EAST OF THE T JUNCTION OF MATHEWS ROAD LEADING NORTH, AT THE T JUNCTION OF A PRIVATE ROAD LEADING SOUTHEAST TO A LESLIE SALT COMPANY PLANT, IN LINE WITH A FENCE, 212 FEET SOUTH OF THE CENTER LINE OF DUMBARTON ROAD, 41.8 FEET SOUTHWEST OF AND ACROSS THE ROAD FROM BENCH MARK 218 (SFWD), 15 FEET SOUTHWEST OF THE CENTER LINE OF A PRIVATE ROAD, 2.4 FEET SOUTHEAST OF A WITNESS POST MARKED S.F.W.D. MON., ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN A 6-INCH IRON PIPE WHICH PROJECTS 0.4 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0334 218 SFWD http://www.geocaching.com/mark/details.asp?PID=HT0334 218 SFWD Geocache Geocache 218 SFWD CA3290 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>218 SFWD</h1> <b> PID </b> HT0334 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 31 33. (N) 122 03 22. (W) SCALED <br> <b> NAVD 88 </b> 2.90 (+/-2cm) 9.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.46 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 614,990. </td><td> 1,862,460. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 2.084 (m) 6.84 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG834536(NAD 83) <br>MARKER: DS = TRIANGULATION STATION DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 218 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA3290</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 1.1 MI W FROM NEWARK. 0.1 MILE NORTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE STATION AT NEWARK, THENCE 0.7 MILE WEST ALONG THORTON AVENUE, THENCE 0.3 MILE WEST ALONG DUMBARTON ROAD, 0.1 MILE EAST OF THE T JUNCTION OF MATHEWS ROAD LEADING NORTH, AT THE T JUNCTION OF A PRIVATE ROAD LEADING SOUTHEAST TO A LESLIE SALT COMPANY PLANT, 207 FEET SOUTH OF THE CENTER LINE OF DUMBARTON ROAD, 41.8 FEET NORTHEAST OF BENCH MARK 217 (SFWD), 23 1/2 FEET NORTHEAST OF THE CENTER LINE OF THE PRIVATE ROAD, 2.1 FEET SOUTHEAST OF A WITNESS POST MARKED S.F.W.D. MON., ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN A 6-INCH IRON PIPE 0.2 FOOT UNDERGROUND. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1977) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1977 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3459 236 A CO http://www.geocaching.com/mark/details.asp?PID=HS3459 236 A CO Geocache Geocache 236 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>236 A CO</h1> <b> PID </b> HS3459 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CLIFTON COURT FOREBAY (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 15. (N) 121 35 05. (W) SCALED <br> <b> NAVD 88 </b> 51.49 (+/-2cm) 168.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.07 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 641,590. </td><td> 1,904,440. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 50.734 (m) 166.45 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG246813(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 236 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1957 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1957 1.2 MI N FROM MOUNTAIN HOUSE. 1.2 MILES NORTH ALONG MOUNTAIN HOUSE ROAD FROM THE MOUNTAIN HOUSE STATION AND CAFE AT MOUNTAIN HOUSE, IN R4E T2S, IN THE SOUTHWEST QUARTER OF SECTION 7, ON THE OUTSIDE OF A CURVE, 108.0 FEET SOUTHWEST OF THE NORTHWEST END OF 14-INCH CORRUGATED METAL PIPE CULVERT 1.35, 26 1/2 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD, 1.0 FOOT SOUTHEAST OF A FENCE, 0.5 FOOT NORTHWEST OF A 2-BY 6-INCH WITNESS POST, ABOUT LEVEL WITH THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.2 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3452 239 A CO http://www.geocaching.com/mark/details.asp?PID=HS3452 239 A CO Geocache Geocache 239 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>239 A CO</h1> <b> PID </b> HS3452 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CLIFTON COURT FOREBAY (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 42. (N) 121 34 38. (W) SCALED <br> <b> NAVD 88 </b> 6.25 (+/-2cm) 20.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.19 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 646,120. </td><td> 1,905,150. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 5.519 (m) 18.11 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG252858(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: 239 23 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1957 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1957 5.3 MI SE FROM BYRON. 5.3 MILES SOUTHEAST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE POST OFFICE AT BYRON, IN R4E T1S S30, NEAR THE ALAMEDA-CONTRA COSTA COUNTY LINE, AT 1-BY 3-FOOT CONCRETE BOX CULVERT 0.00, IN THE TOP OF THE NORTHWEST END OF THE SOUTHWEST CONCRETE HEAD WALL, 49 FEET EAST OF THE CENTER LINE OF MOUNTAIN HOUSE ROAD, 20 1/2 FEET SOUTHWEST OF THE CENTER LINE OF BYRON ROAD, AND ABOUT LEVEL WITH THE ROADS. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0023 23RD 29TH http://www.geocaching.com/mark/details.asp?PID=HT0023 23RD 29TH Geocache Geocache 23RD 29TH CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>23RD 29TH</h1> <b> PID </b> HT0023 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 20. (N) 122 14 09. (W) SCALED <br> <b> NAVD 88 </b> 3.71 (+/-2cm) 12.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.38 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 642,610. </td><td> 1,847,090. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 2.882 (m) 9.46 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG672808(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 11, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881011</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT JUNCTION OF 23RD AND 29TH AVENUES, AT THE PARK STREET BRIDGE OVER THE CHANNEL, 42.7 FEET NORTHEAST OF THE NORTHEAST END OF THE CONCRETE BASE OF THE SOUTHEAST GUARD RAIL, 25.2 FEET SOUTHEAST OF THE CENTER LINE OF 29TH AVENUE, 1.1 FEET BELOW THE STREET SURFACE IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE WHICH HAS A CAST IRON COVER FLUSH WITH THE PAVEMENT. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0658 25 http://www.geocaching.com/mark/details.asp?PID=HT0658 25 Geocache Geocache 25 EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>25</h1> <b> PID </b> HT0658 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 03. (N) 122 17 21. (W) SCALED <br> <b> NAVD 88 </b> 3.57 (+/-2cm) 11.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.39 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 645,870. </td><td> 1,842,450. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 2.744 (m) 9.00 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG625839(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE WALL <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881011</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE INTERSECTION OF THIRD AND ADELINE STREETS, IN THE TOP OF THE EAST CONCRETE WALL OF THE NORTH APPROACH TO THE ADELINE STREET BRIDGE OVER THE WESTERN PACIFIC RAILROAD TRACKS, 44.0 FEET SOUTH OF THE CENTER LINE OF THIRD STREET, 14.3 FEET EAST OF THE CENTER OF THE OVER PASS, 11.9 FEET SOUTH OF THE NORTH END OF THE WALL, AND ABOUT 1.0 FOOT HIGHER THAN THE STREET. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. 2006-10-10T05:04:48Z HT0660 25 H http://www.geocaching.com/mark/details.asp?PID=HT0660 25 H Geocache Geocache 25 H CA2480 NONE Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>25 H</h1> <b> PID </b> HT0660 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 19. (N) 122 17 41. (W) SCALED <br> <b> NAVD 88 </b> 4.13 (+/-2cm) 13.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.39 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 646,380. </td><td> 1,841,970. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 3.309 (m) 10.86 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG620844(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>STAMPING: SEC 25 STA H <br>MARK LOGO: NONE <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - September 22, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19880922</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHWEST CORNER INTERSECTION OF SEVENTH AND CENTER STREETS, 7.7 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF SEVENTH STREET, 7.5 FEET WEST OF THE PROLONGATION OF THE WEST CURB OF CENTER STREET, 0.8 FOOT BELOW THE SURFACE OF THE SIDEWALK, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE FLUSH WITH THE GROUND. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0661 25 I http://www.geocaching.com/mark/details.asp?PID=HT0661 25 I Geocache Geocache 25 I CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>25 I</h1> <b> PID </b> HT0661 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 22. (N) 122 17 53. (W) SCALED <br> <b> NAVD 88 </b> 4.359 (meters) 14.30 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.39 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 4.356 (meters) 14.29 (feet) COMP <br> <b> MODELED GRAV</b> 979,977.3 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS II <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 646,480. </td><td> 1,841,680. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 3.540 (m) 11.61 (f) ADJUSTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG617845(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>STAMPING: SEC 25 STA I <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - September 22, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>19880922</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHWEST CORNER OF THE INTERSECTION OF SEVENTH AND PERALTA STREETS, 9.9 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF SEVENTH STREET, 6.9 FEET WEST OF THE WEST CURB OF PERALTA STREET, 0.8 FOOT BELOW THE SURFACE OF THE SIDEWALK, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE FLUSH WITH THE GROUND. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION WITH THE FOLLOWING EXCEPTIONS. DELETE--9.9 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF 7TH STREET. ADD--1.3 M (4.3 FT) NORTH OF THE PROLONGATION OF THE NORTH CURB OF 7TH STREET. 2006-10-10T05:04:48Z HT0662 25 J http://www.geocaching.com/mark/details.asp?PID=HT0662 25 J Geocache Geocache 25 J CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>25 J</h1> <b> PID </b> HT0662 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 25. (N) 122 18 03. (W) SCALED <br> <b> NAVD 88 </b> 4.14 (+/-2cm) 13.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.39 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 646,570. </td><td> 1,841,440. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 3.318 (m) 10.89 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG615846(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 25 STA J <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>MARK NOT FOUND </td><td>USPSQD</td></tr><tr><td>19881011</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHWEST CORNER OF THE INTERSECTION OF SEVENTH AND WILLOW STREETS, 8.7 FEET WEST OF THE PROLONGATION OF THE WEST CURB OF WILLOW STREET, 5.6 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF SEVENTH STREET, 0.8 FOOT BELOW THE SURFACE OF THE SIDEWALK, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH IRON PIPE FLUSH WITH THE GROUND. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) MARK NOT FOUND. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. 2006-10-10T05:04:48Z HT0187 253 http://www.geocaching.com/mark/details.asp?PID=HT0187 253 Geocache Geocache 253 CA-001 CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>253</h1> <b> PID </b> HT0187 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 36 21. (N) 122 01 38. (W) SCALED <br> <b> NAVD 88 </b> 26.443 (meters) 86.76 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 26.424 (meters) 86.69 (feet) COMP <br> <b> MODELED GRAV</b> 979,939.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 623,830. </td><td> 1,865,160. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 25.603 (m) 84.00 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG858625(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 31 = SET IN A PAVEMENT SUCH AS STREET, SIDEWALK, CURB, ETC. <br>SP_SET: SIDEWALK <br>STAMPING: 253 <br>MARK LOGO: CA-001 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 14, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881014</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT DECOTO. 1.0 MILE NORTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE CROSSING OF DECOTO ROAD AT DECOTO, THENCE 0.2 MILE EAST ALONG WHIPPLE ROAD, IN T4S R2W, AT CONCRETE BRIDGE 0.40 OVER DRY CREEK, IN TOP OF THE APPROXIMATE CENTER OF THE NORTH CONCRETE SIDEWALK, 23.7 FEET NORTH OF THE CENTER LINE OF THE ROAD, 1.9 FEET SOUTH OF THE SOUTH FACE OF THE NORTH CONCRETE GUARDRAIL, AND ABOUT 1/2 FOOT HIGHER THAN THE ROAD. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 1947-01-01T00:00:00Z HS4920 2659=ALLISON http://www.geocaching.com/mark/details.asp?PID=HS4920 2659=ALLISON Geocache Geocache 2659=ALLISON CGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>2659=ALLISON</h1> <b> PID </b> HS4920 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> CALAVERAS RESERVOIR (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 37 29 56.09020(N) 121 52 16.67156(W) ADJUSTED <br> <b> NAVD 88 </b> 812.0 (meters) 2664. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 7.72 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -32.15 (meters) GEOID03 <br> <p> <b> HORZ ORDER </b> FIRST <br> <p>The horizontal coordinates were established by classical geodetic methods and adjusted by the National Geodetic Survey in March 1994. The horizontal coordinates are valid at the epoch date displayed above. The epoch date for horizontal control is a decimal equivalence of Year/Month/Day. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) <p>The Laplace correction was computed from DEFLEC99 derived deflections. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td>Units</td><td>Scale Fact</td><td>r Converg.</td></tr><tr><td>SPC CA 3 </td><td> 611,748.445 1</td><td>878,752.398</td><td> MT </td><td>0.99993881</td><td> -0 ' 50 22.4"</td></tr><tr><td>SPC CA 3 </td><td>2,007,044.69 6</td><td>163,873.49 </td><td> sFT </td><td>0.99993881</td><td> -0 ' 50 22.4"</td></tr><tr><td>UTM 10 </td><td>4,150,819.114 </td><td>599,769.216</td><td> MT </td><td>0.99972261</td><td> +0 ' 41 13.7"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 3 </b> 0.99987764 x 0.99993881 = 0.99981646 <br> <b>UTM 10 </b> 0.99987764 x 0.99972261 = 0.99960029 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 3 </td><td> MONUMENT </td><td>163&deg; 18' 46.5"</td></tr><tr><td>UTM 10 </td><td> MONUMENT </td><td>161&deg; 47' 10.4"</td></tr> </table> <p> <table border=1><tr><td>PID </td><td>Reference Object </td><td> Distance </td><td>Geod. Az </td></tr><tr><td>HS4867</td><td>MT HAMILTON LICK OBSY N DOME </td><td>APPROX.27.0 KM</td><td>129&deg; 46' 42.9"</td></tr><tr><td>HS4868</td><td>MT HAMILTON LICK OBSY S DOME </td><td>APPROX.26.7 KM</td><td>130&deg; 50' 42.1"</td></tr><tr><td>HS4922</td><td>MONUMENT </td><td>APPROX. 1.7 KM</td><td>162&deg; 28' 24.1"</td></tr><tr><td>DB2756</td><td>ALLISON RM 1 </td><td> 15.387 METERS</td><td>178&deg; 42' </td></tr><tr><td>DB2757</td><td>ALLISON RM 2 </td><td> 13.606 METERS</td><td>277&deg; 40' </td></tr><tr><td>HT2587</td><td>LAKE CHABOT RADAR DOME </td><td>APPROX.33.3 KM</td><td>318&deg; 48' 48.9"</td></tr><tr><td>HS5104</td><td>SUNOL DEVELOPMENT MAST </td><td>APPROX.14.2 KM</td><td>341&deg; 29' 24.8"</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> <b> NAD 83(1986)</b> 37 29 56.09048(N) 121 52 16.66687(W) AD(1984.00) 1 <br> <b> NAD 27 </b> 37 29 56.32100(N) 121 52 12.82500(W) AD( ) 1 <br> NGVD 29 (07/19/86) 811.1 (m) 2661. (f) VERT ANG <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG9976950819(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 66 = SET IN ROCK OUTCROP <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1947 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1951 </td><td>SEE DESCRIPTION </td><td>CGS</td></tr><tr><td>1957 </td><td>SEE DESCRIPTION </td><td>CGS</td></tr><tr><td>1963 </td><td>SEE DESCRIPTION </td><td>CGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>CGS</td></tr><tr><td>1967 </td><td>SEE DESCRIPTION </td><td>CGS</td></tr><tr><td>1975 </td><td>SEE DESCRIPTION </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1947 (JTJ) THE STATION IS LOCATED ABOUT 5-1/4 MILES AIRLINE SOUTHEAST OF IRVINGTON, 5-1/2 MILES NORTHEAST OF MILPITAS, AND 3-1/4 MILES EAST NORTHEAST OF WARM SPRINGS, ON THE CENTRAL AND HIGHEST OF THREE BALD PEAKS. MISSION PEAK BEING ABOUT 1 MILE NORTH NORTHWEST AND MONUMENT PEAK ABOUT 1 MILE SOUTH SOUTHEAST. <p>THE MARK IS A STANDARD BRONZE USGS DISK SET IN OUTCROP FLUSH WITH THE GROUND SURFACE, ON THE HIGHEST POINT OF THE HILL. IT IS STAMPED V A 2659. <p>TO REACH THE STATION FROM THE SHELL SERVICE STATION IN MILPITAS GO EAST ON THE CALAVERAS RESERVOIR ROAD (AS PER SIGN) FOR 3.3 MILES TO THE WELLER ROAD ON THE LEFT. TURN LEFT ON THE WELLER ROAD AND GO UP GRADE FOR 2.7 MILES TO A FORK AT THE NORTH SIDE OF A BARN AT THE E.O. WOOL RANCH. KEEP STRAIGHT AHEAD ON FARM ROAD FOR 0.6 MILE TO A WATER TANK ON THE LEFT. CONTINUE ON FARM ROAD FOR 0.6 MILE TO A BOARD GATE AT OLD FARM BUILDINGS. PASS THROUGH GATE AND THEN LEFT THROUGH ANOTHER GATE AND CONTINUE NORTH UP GRADE ON TRACK ROAD 0.4 MILE TO A FORK JUST AFTER PASSING THROUGH ANOTHER BOARD GATE. TAKE DIM LEFT FORK UP STEEP HILLSIDE FOR 0.2 MILE TO A WIRE GATE. PASS THROUGH GATE AND CONTINUE ON TRACKS SOUTHWESTERLY FOR 0.15 MILE TO THE HIGHEST POINT OF HILL AND STATION. <p>REFERENCE MARK NO 1 IS A STANDARD BRONZE REFERENCE DISK SET IN OUTCROP PROJECTING ABOUT 2 INCHES, AND IS ABOUT 5 FEET LOWER THAN THE STATION. IT IS STAMPED ALLISON USGS NO 1 1947. <p>REFERENCE MARK NO 2 IS A STANDARD BRONZE REFERENCE DISK SET IN OUTCROP PROJECTING ABOUT 4 INCHES, AND IS ABOUT 3 FEET LOWER THAN THE STATION. IT IS STAMPED ALLISON USGS NO 2 1947. <p>*STATION MONUMENT WHICH IS ABOUT 1 MILE SOUTH SOUTHEAST WILL SERVE AS AN AZIMUTH MARK. <p> <h2>STATION RECOVERY (1951) </h2> <p>RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1951 (JCE) STATION AND REFERENCE MARKS RECOVERED AS DESCRIBED IN 1947 AND IN GOOD CONDITION. MEASUREMENTS AND DIRECTIONS TO MARKS CHECKED WITH PREVIOUS DATA. <p>THE 1947 ROUTE TO STATION IS ADEQUATE. <p>OBSERVATIONS TAKEN FROM A FOUR FOOT STAND. <p> <h2>STATION RECOVERY (1957) </h2> <p>RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1957 (RLE) THE STATION MARK, REFERENCE MARKS NO 1 AND NO 2 WERE RECOVERED AS DESCRIBED AND FOUND IN GOOD CONDITION. A COMPLETE DESCRIPTION FOLLOWS-- <p>THE STATION IS LOCATED ABOUT 5-1/4 MILES SOUTHEAST OF IRVINGTON, 5 MILES NORTHEAST OF MILPITAS AND 3-1/4 MILES EAST-NORTHEAST OF WARM SPRINGS, ON THE CENTRAL AND HIGHEST OF THREE GRASSY PEAKS. MISSION PEAK BEING ABOUT 1 MILE NORTH-NORTHWEST AND MONUMENT PEAK ABOUT 1 MILE SOUTH-SOUTHEAST. IT IS ON THE HIGHEST POINT OF THE HILL. <p>THE STATION MARK, A STANDARD BRONZE USGS DISK STAMPED VA 2659, IS CEMENTED IN A DRILL HOLE IN THE TOP OF A ROCK OUTCROP PROJECTING ABOUT 2 INCHES. <p>REFERENCE MARK NO 1, A STANDARD DISK STAMPED ALLISON USGS NO 1 1947, IS CEMENTED IN A DRILL HOLE IN THE TOP OF A ROCK OUTCROP PROJECTING ABOUT 2 INCHES AND IS ABOUT 5 FEET LOWER THAN THE STATION. 12A <p>REFERENCE MARK NO 2, A STANDARD DISK STAMPED ALLISON USGS NO 2 1947, IS CEMENTED IN A DRILL HOLE IN THE TOP OF A ROCK OUTCROP PROJECTING ABOUT 4 INCHES AND IS ABOUT 3 FEET LOWER THAN THE STATION. NOTE 12A <p>NOTE--STATION MONUMENT 1947 MAY BE USED AS AN AZIMUTH. <p>TO REACH THE STATION FROM THE POST OFFICE IN MILPITAS, GO NORTH ON THE MAIN STREET FOR 0.1 MILE TO THE INTERSECTION OF THE CALAVERAS RD. TURN RIGHT ON CALEVERAS RD. AND GO EASTERLY FOR 4.1 MILES TO WELLER RD. ON THE LEFT. TURN LEFT ON WELLER RD. AND GO NORTHERLY UPHILL FOR 3.35 MILES TO A GATE AND RANCH BUILDINGS. <p>CONTINUE STRAIGHT AHEAD, PASSING TO THE RIGHT OF A CORRAL AND THE LEFT OF A LARGE BARN, FOR 0.05 MILE TO A WOODEN GATE. PASS THROUGH THE GATE AND CONTINUE NORTHERLY FOR 1.35 MILES TO A GATE AND ABANDONED RANCH BUILDINGS. PASS THROUGH THE GATE, TURN SHARP LEFT AND GO ABOUT 50 YARDS TO A GATE. PASS THROUGH THE GATE AND GO WESTERLY UPHILL FOR 0.5 MILE TO THE TOP OF THE RIDGE. TURN LEFT ON A DIM TRACK ROAD FOLLING THE RIDGE AND GO SOUTHERLY FOR 0.2 MILE TO A GATE. PASS THROUGH THE GATE AND GO SOUTH-SOUTHEAST FOR 0.15 MILE TO THE HIGHEST POINT AND THE STATION. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1963 (IRR) THE STATION MARK AND REFERENCE MARKS WERE RECOVERED IN GOOD CONDITION AND THE PREVIOUS DESCRIPTIONS ARE ADEQUATE. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1963 (LGB) THE STATION MARK, REFERENCE MARKS 1 AND 2 WERE RECOVERED AS DESCRIBED AND FOUND TO BE IN GOOD CONDITION. THE DISTANCE AND DIRECTION TO THE REFERENCE MARKS WERE CHECKED AND FOUND TO BE CORRECT. THE FOLLOWING IS A COMPLETE NEW DESCRIPTION. <p>THE STATION IS LOCATED 9-1/2 MILES NORTH OF SAN JOSE, 7 MILES SOUTHEAST OF FREMONT, 4-1/2 MILES NORTH OF MILPITAS AND ON THE CENTRAL ONE OF THREE GRASSY PEAKS. <p>TO REACH THE STATION FROM THE POST OFFICE IN MILPITAS, GO NORTH ON CALAVERAS ROAD FOR 4.0 MILES TO SIDE ROAD LEFT. TURN LEFT AND GO NORTH ON WELLER ROAD, UPHILL, FOR 3.3 MILES TO A GATE AND RANCH BUILDINGS. CONTINUE AHEAD, PASSING TO THE RIGHT OF A CORRAL AND TO THE LEFT OF A LARGE BARN, FOR 0.05 MILE TO A CATTLE GUARD. CONTINUE NORTH FOR 1.4 MILES TO A GATE AND OLD ABANDONED RANCH BUILDINGS. PASS THROUGH THE GATE, TURN SHARP LEFT AND GO ABOUT 100 FEET TO A GATE. PASS THROUGH THE GATE AND GO WEST, UPHILL, ON A TRACK ROAD FOR 0.6 MILE TO A FENCE LINE. CONTINUE WEST ON THE TRACK ROAD FOR 0.15 MILE TO THE HIGHEST POINT OF THE HILL AND THE STATION ON THE RIGHT. <p>THE STATION MARK, A U.S. GEOLOGICAL SURVEY DISK STAMPED VA 2659, IS CEMENTED IN A DRILL HOLE IN THE TOP OF AN OUTCROP WHICH PROJECTS ABOUT 2-INCHES ABOVE THE GROUND SURFACE. THE MARK IS ON THE HIGHEST POINT OF THE HILL. <p>REFERENCE MARK 1, A STANDARD DISK STAMPED ALLISON USGS NO 1 1947, IS CEMENTED IN A DRILL HOLE IN OUTCROP WHICH PROJECTS ABOUT 2-INCHES ABOVE THE GROUND SURFACE. THE MARK IS ABOUT 3 FEET LOWER IN ELEVATION THAN THE STATION. <p>REFERENCE MARK 2, A STANDARD DISK STAMPED ALLISON USGS NO 2 1947, IS CEMENTED IN A DRILL HOLE IN OUTCROP WHICH PROJECTS ABOUT 7-INCHES ABOVE THE GROUND SURFACE. THE MARK IS ABOUT 2 FEET LOWER IN ELEVATION THAN THE STATION. <p>OBSERVATIONS MADE FROM A 4 FOOT STAND. <p>NOTE--TRIANGULATION STATION MONUMENT 1947 WAS USED AS THE AZIMUTH MARK. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1967 (EHS) THE STATION MARK AND REFERENCE MARKS 1 AND 2 WERE RECOVERED IN GOOD CONDITION AND THE PREVIOUS DESCRIPTIONS ARE ADEQUATE. <p>AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--5-1/2 MILES NORTHEAST OF MILPITAS <p> <h2>STATION RECOVERY (1975) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1975 (CLN) THE STATION MARK AND REFERENCE MARKS 1 AND 2 WERE RECOVERED IN GOOD CONDITION AND THE PREVIOUS DESCRIPTIONS ARE ADEQUATE. <p>AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--3-1/4 MILES ENE OF WARM SPRINGS 2006-10-10T05:04:48Z HT0278 27 PORT OF OKALAND http://www.geocaching.com/mark/details.asp?PID=HT0278 27 PORT OF OKALAND Geocache Geocache 27 PORT OF OKALAND CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>27 PORT OF OKALAND</h1> <b> PID </b> HT0278 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 50. (N) 122 12 36. (W) SCALED <br> <b> NAVD 88 </b> 0.87 (+/-2cm) 2.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,950. </td><td> 1,849,280. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.05 (m) 0.2 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG696762(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1956 </td><td>MARK NOT FOUND </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. DESCRIPTION FURNISHED BY USGS IN APRIL 1947-- AT OAKLAND MUNICIPAL AIRPORT, ON THE SOUTH SIDE OF SAN LEANDRO BAY. IT IS NORTHWEST OF HANGAR 4, ON THE EAST SIDE OF THE PAVEMENT, AND 50 FEET NORTHWEST OF THE NORTH FACE OF THE HANGAR. A COPPER NAIL EMBEDDED IN THE TOP OF A 12-INCH SQUARE CONCRETE POST SET FLUSH WITH THE STREET LEVEL. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0053 3 40.42 http://www.geocaching.com/mark/details.asp?PID=HT0053 3 40.42 Geocache Geocache 3 40.42 CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>3 40.42</h1> <b> PID </b> HT0053 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 38. (N) 122 14 35. (W) SCALED <br> <b> NAVD 88 </b> 117.77 (+/-2cm) 386.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.22 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 652,420. </td><td> 1,846,630. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 116.924 (m) 383.61 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG665906(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, ON CLAREMONT AVENUE, 60 FEET WEST OF THE PROLONGATION OF THE CENTERLINE OF STONEWALL ROAD, 5 FEET NORTH OF THE CENTERLINE OF CLAREMONT AVENUE, ABOUT 1 FOOT LOWER THAN THE PAVEMENT, AND IN A WELL. A CITY OF OAKLAND STANDARD BRASS ROD, SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1974) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0056 30 http://www.geocaching.com/mark/details.asp?PID=HT0056 30 Geocache Geocache 30 CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>30</h1> <b> PID </b> HT0056 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 56. (N) 122 13 52. (W) SCALED <br> <b> NAVD 88 </b> 213.29 (+/-2cm) 699.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.19 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 652,960. </td><td> 1,847,690. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 212.440 (m) 696.98 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG676911(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1986 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. A NEW DESCRIPTION AS FOLLOES. IN OAKLAND, ABOUT 0.8 MILE NORTHEAST ALONG CLAREMONT AVENUE FROM THE JUNCTION OF STONEWALL ROAD, 32 FEET NORTH OF THE CENTER OF THE Y JUNCTION OF CLAREMONT AVENUE AND ALVARADO ROAD, 11 FEET EAST OF THE CENTERLINE OF THE AVENUE, 22 FEET SOUTHWEST OF A STEEL POLE FOR STREET LIGHT, 8 FEET WEST OF THE EAST EDGE OF ASPHALT ROADWAY, AND IS A BRASS ROD SET IN THE TOP OF A CONCRETE POST 1.2 FEET UNDERGROUND ACCESS WHICH IS HAD THROUGH AN 8-INCH CAST IRON COVER. THE EDGE OF THE COVER IS MARKED BY THE NUMBER 30. <p> <h2>STATION RECOVERY (1986) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1986 (MJS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0049 301.39 http://www.geocaching.com/mark/details.asp?PID=HT0049 301.39 Geocache Geocache 301.39 CGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>301.39</h1> <b> PID </b> HT0049 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 22. (N) 122 14 48. (W) SCALED <br> <b> NAVD 88 </b> 92.73 (+/-2cm) 304.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,940. </td><td> 1,846,310. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 91.89 (m) 301.5 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG662901(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 0 = UNSPECIFIED SETTING <br>STAMPING: 301.39 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1934 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1958 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1934 AT BERKELEY. NEAR THE INTERSECTION OF CLAREMONT AVENUE AND WEBSTER STREET, AT THE CLAREMONT RESERVOIR, 14 FEET NORTHEAST OF PUMP HOUSE, AND 1 FOOT FROM RESERVOIR WALL. <p> <h2>STATION RECOVERY (1958) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1958 MARK NOT FOUND. 2006-10-10T05:04:48Z HT0266 30+15 USE http://www.geocaching.com/mark/details.asp?PID=HT0266 30+15 USE Geocache Geocache 30+15 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>30+15 USE</h1> <b> PID </b> HT0266 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 45. (N) 122 12 32. (W) SCALED <br> <b> NAVD 88 </b> 1.26 (+/-2cm) 4.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.44 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,790. </td><td> 1,849,370. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.443 (m) 1.45 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG697760(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. AT OAKLAND MUNICIPAL AIRPORT, ABOUT 0.3 MILE SOUTH OF THE CONTROL TOWER, 500 FEET NORTHEAST OF THE CENTER LINE OF THE NORTHWEST-SOUTHEAST RUNWAY, 81.7 FEET EAST OF THE EAST CORNER OF A 3- BY 3-FOOT CONCRETE DRAIN BOX WHICH IS FLUSH WITH THE GROUND, 53 FEET SOUTHWEST OF THE CENTER LINE OF A NORTHWEST-SOUTHEAST TAXIWAY, ABOUT 1 1/2 FEET LOWER THAN THE TAXIWAY, AND ENCASED IN CONCRETE PROJECTING 0.3 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT1849 31 http://www.geocaching.com/mark/details.asp?PID=HT1849 31 Geocache Geocache 31 CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>31</h1> <b> PID </b> HT1849 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 56. (N) 122 13 52. (W) SCALED <br> <b> NAVD 88 </b> 209.55 (+/-2cm) 687.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.19 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 652,960. </td><td> 1,847,690. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 208.693 (m) 684.69 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG676911(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY CITY OF OAKLAND CALIFORNIA UNK IN OAKLAND. IN OAKLAND, 0.8 MILE NORTHEAST ALONG CLAREMONT AVENUE FROM THE JUNCTION OF STONEWALL ROAD, NEAR THE Y JUNCTION OF ALVARADO ROAD, 144 FEET SOUTH OF THE CENTER OF THE JUNCTION, 4 FEET EAST OF THE CENTERLINE OF THE AVENUE, AND IS A BRASS ROD SET IN THE TOP OF A CONCRETE POST ABOUT 1 FOOT BELOW THE LEVEL OF THE AVENUE ACCESS WHICH IS HAD THROUGH AN 8-INCH CAST IRON COVER. (THE EDGE OF THE COVER IS MARKED BY THE NUMBER 31.) 2006-10-10T05:04:48Z HT1008 31 C 2 C OF O http://www.geocaching.com/mark/details.asp?PID=HT1008 31 C 2 C OF O Geocache Geocache 31 C 2 C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>31 C 2 C OF O</h1> <b> PID </b> HT1008 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 48 54. (N) 122 15 51. (W) SCALED <br> <b> NAVD 88 </b> 8.20 (+/-2cm) 26.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 647,400. </td><td> 1,844,680. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 7.373 (m) 24.19 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG647855(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 31 STA C-2 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1989 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHEAST CORNER OF THE INTERSECTION OF BROADWAY AND 26TH STREET, ALONG THE EAST SIDEWALK OF BROADWAY, 82.6 FEET NORTH OF THE CENTER LINE OF THE STREET, 6.4 FEET EAST OF THE EAST CURB OF BROADWAY, AND SET IN THE TOP OF A CONCRETE ENCASED POST 0.9 FOOT BELOW THE SURFACE OF THE SIDEWALK. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1989) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1989 (GRB) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT1009 31 D C OF O http://www.geocaching.com/mark/details.asp?PID=HT1009 31 D C OF O Geocache Geocache 31 D C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>31 D C OF O</h1> <b> PID </b> HT1009 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 49 03. (N) 122 15 46. (W) SCALED <br> <b> NAVD 88 </b> 13.05 (+/-2cm) 42.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.33 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 647,680. </td><td> 1,844,810. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 12.220 (m) 40.09 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG648858(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 31 STA D <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1989 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHEAST CORNER OF THE INTERSECTION OF BROADWAY AND 29TH STREET, 11.4 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF THE STREET, 4.7 FEET EAST OF THE EAST CURB OF BROADWAY, AND SET IN THE TOP OF A CONCRETE POST ABOUT 0.9 FOOT BELOW THE SURFACE OF THE SIDEWALK. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1989) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1989 (GRB) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT1010 31 E C OF O http://www.geocaching.com/mark/details.asp?PID=HT1010 31 E C OF O Geocache Geocache 31 E C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>31 E C OF O</h1> <b> PID </b> HT1010 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 49 15. (N) 122 15 38. (W) SCALED <br> <b> NAVD 88 </b> 17.52 (+/-2cm) 57.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.32 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 648,050. </td><td> 1,845,010. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 16.685 (m) 54.74 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG650861(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 31 STA E <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1989 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE SOUTHEAST CORNER OF THE JUNCTION OF BROADWAY AND PIEDMONT AVENUE, 3.8 FEET SOUTHEAST OF THE PROLONGATION OF THE SOUTHEAST CURB OF THE AVENUE, 1.7 FEET NORTH OF THE NORTH EDGE OF A STEEL LIGHT POLE A 5934, 1.5 FEET EAST OF THE EAST CURB OF BROADWAY, AND SET IN THE TOP OF A CONCRETE POST 0.9 FOOT BELOW THE SURFACE OF THE SIDEWALK. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1989) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1989 (GRB) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0045 324.26 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0045 324.26 EBMUD Geocache Geocache 324.26 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>324.26 EBMUD</h1> <b> PID </b> HT0045 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 10. (N) 122 14 20. (W) SCALED <br> <b> NAVD 88 </b> 99.87 (+/-2cm) 327.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 651,560. </td><td> 1,846,980. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 99.023 (m) 324.88 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG669897(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: STEP <br>STAMPING: 324.26 182+51.13 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, 0.1 MILE NORTH OF THE INTERSECTION OF CHABOT ROAD AND GOLDEN GATE AVENUE, AT THE SOUTH ENTRANCE TO CLAREMONT LABORATORY, IN THE TOP OF THE THIRD CONCRETE STEP, AND 5 FEET WEST OF THE EAST END. AN EAST BAY MUNICIPAL UTILITY DISTRICT STANDARD DISK, STAMPED 324.26 182+51.13. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0051 340.467 C OF O http://www.geocaching.com/mark/details.asp?PID=HT0051 340.467 C OF O Geocache Geocache 340.467 C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>340.467 C OF O</h1> <b> PID </b> HT0051 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 32. (N) 122 14 40. (W) SCALED <br> <b> NAVD 88 </b> 105.50 (+/-2cm) 346.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.23 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 652,240. </td><td> 1,846,510. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 104.65 (m) 343.3 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG664904(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1958 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT BERKELEY. AT BERKELEY, ALAMEDA COUNTY, AT THE INTERSECTION OF CLAREMONT AVENUE AND RUSSELL STREET, 15 FEET WEST OF THE CENTERLINE OF CLAREMONT AVENUE, 10 FEET NORTH OF THE CENTERLINE OF RUSSELL STREET, 1 FOOT LOWER THAN THE PAVEMENT, AND IN A WELL. A CITY OF OAKLAND STANDARD BRASS ROD, SET IN THE TOP OF A CONCRETE POST. NOTE-- THE MARK HAS PROBABLY BEEN COVERED WITH ASPHALT DURING STREET REPAIR WORK. 2006-10-10T05:04:48Z HT0356 35 A A CO http://www.geocaching.com/mark/details.asp?PID=HT0356 35 A A CO Geocache Geocache 35 A A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>35 A A CO</h1> <b> PID </b> HT0356 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 32. (N) 122 00 29. (W) SCALED <br> <b> NAVD 88 </b> 17.64 (+/-2cm) 57.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.40 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 618,590. </td><td> 1,866,770. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 16.816 (m) 55.17 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG876573(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STAMPING: A 35 A <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1954 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 AT CENTERVILLE. AT CENTERVILLE, AT THE T JUNCTION OF STATE HIGHWAY 17 (N. MAIN STREET) AND CENTER AVENUE, IN THE TOP OF THE SOUTHWEST CURB OF THE HIGHWAY, 13.0 FEET NORTHWEST OF THE NORTHWEST CURB OF THE AVENUE, 2.0 FEET NORTHEAST OF A 4- BY 4-INCH POST SUPPORTING A RAILROAD CROSSING 3 TRACKS SIGN, 0.3 FOOT SOUTHWEST OF THE NORTHEAST EDGE OF THE CURB, AND ABOUT 1/2 FOOT HIGHER THAN THE HIGHWAY. <p> <h2>STATION RECOVERY (1960) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1960 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0355 35 A CO http://www.geocaching.com/mark/details.asp?PID=HT0355 35 A CO Geocache Geocache 35 A CO CGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>35 A CO</h1> <b> PID </b> HT0355 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 32. (N) 122 00 29. (W) SCALED <br> <b> NAVD 88 </b> 17.65 (+/-2cm) 57.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.40 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 618,590. </td><td> 1,866,770. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 16.824 (m) 55.20 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG876573(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STAMPING: 35 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1954 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 AT CENTERVILLE. AT CENTERVILLE, AT THE T JUNCTION OF STATE HIGHWAY 17 (N. MAIN STREET) AND WALTON AVENUE, IN THE TOP OF THE NORTHEAST CONCRETE CURB OF THE HIGHWAY, 109.2 FEET NORTHWEST OF B.M. U 175=2632 (CALIF. GEOD. S.), 6.5 FEET NORTHWEST OF THE PROLONGATION OF THE NORTHWEST CONCRETE CURB OF THE AVENUE, AND ABOUT 1/2 FOOT HIGHER THAN THE HIGHWAY. <p> <h2>STATION RECOVERY (1960) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1960 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0267 35+40 USE http://www.geocaching.com/mark/details.asp?PID=HT0267 35+40 USE Geocache Geocache 35+40 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>35+40 USE</h1> <b> PID </b> HT0267 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 50. (N) 122 12 37. (W) SCALED <br> <b> NAVD 88 </b> 0.91 (+/-2cm) 3.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 637,950. </td><td> 1,849,250. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.09 (m) 0.3 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG695762(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>MARK NOT FOUND </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. AT OAKLAND MUNICIPAL AIRPORT, 455 FEET NORTHEAST OF THE CENTER OF THE NEW AND NORTHWEST-AND-SOUTHEAST RUNWAY, 53 FEET SOUTHWEST OF THE CENTER OF A NORTHWEST-AND-SOUTHEAST TAXIWAY, 33 FEET EAST OF THE CORNER OF A CONCRETE GRILL OVER A DRAIN, AND 1.5 FEET SOUTH OF A RED AND WHITE WITNESS POST. A 1-3/4-INCH IRON PIPE SET IN CONCRETE (NO CAP.) <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0965 36 1307 C OF A http://www.geocaching.com/mark/details.asp?PID=HT0965 36 1307 C OF A Geocache Geocache 36 1307 C OF A NM0030 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>36 1307 C OF A</h1> <b> PID </b> HT0965 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> RICHMOND (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 53 30. (N) 122 17 57. (W) SCALED <br> <b> NAVD 88 </b> 14.61 (+/-2cm) 47.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.27 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 655,970. </td><td> 1,841,760. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 13.774 (m) 45.19 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG616940(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 36 RE 4650 LS 1307 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>NM0030</td></tr><tr><td>1966 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19980210</td><td>POOR </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1966 AT ALBANY. AT ALBANY, AT THE NORTHEAST CORNER OF SAN PABLO AVENUE AND WASHINGTON AVENUE, 16.6 FEET WEST OF A FIRE HYDRANT, 7.0 FEET SOUTH OF A LIGHT POLE, 6.0 FEET NORTH OF THE PROJECTED NORTH CURB OF WASHINGTON AVENUE, 3.0 FEET EAST OF THE PROJECTED EAST CURB OF SAN PABLO AVENUE, 0.9 FOOT NORTHEAST OF THE EDGE OF THE CURB, AND SET IN THE TOP OF A CONCRETE POST FLUSH WITH THE SIDEWALK. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1998) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1998 MARK RECOVERED IN POOR CONDITION. 2006-10-10T05:04:48Z HS3560 37 A CO http://www.geocaching.com/mark/details.asp?PID=HS3560 37 A CO Geocache Geocache 37 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>37 A CO</h1> <b> PID </b> HS3560 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NILES (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 52. (N) 121 58 59. (W) SCALED <br> <b> NAVD 88 </b> 20.38 (+/-2cm) 66.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.36 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,170. </td><td> 1,868,990. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 19.541 (m) 64.11 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG898579(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: 37 37 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1954 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 1.5 MI E FROM CENTERVILLE. 1.4 MILES EAST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE STATION AT CENTERVILLE, THENCE 0.15 MILE SOUTH ALONG SHINN STREET, AT THE T JUNCTION OF FREMONT AVENUE, 192.3 FEET NORTH OF THE CENTER LINE OF THE AVENUE, 22.2 FEET WEST OF THE CENTER LINE OF THE STREET, 1.1 FEET NORTH OF A 3- BY 8-INCH WOODEN POST (PAINTED WHITE AND STENCILED BM), ABOUT 1/2 FOOT LOWER THAN THE STREET, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1960) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1960 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0999 37 F C OF O http://www.geocaching.com/mark/details.asp?PID=HT0999 37 F C OF O Geocache Geocache 37 F C OF O NM0030 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>37 F C OF O</h1> <b> PID </b> HT0999 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 49 35. (N) 122 15 54. (W) SCALED <br> <b> NAVD 88 </b> 22.02 (+/-2cm) 72.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.32 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 648,670. </td><td> 1,844,630. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 21.193 (m) 69.53 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG646868(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: SEC 37 STA F <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>NM0030</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1989 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE NORTHEAST CORNER OF THE INTERSECTION OF MAC ARTHUR BOULEVARD AND TELEGRAPH AVENUE, 16.5 FEET NORTH OF THE PROLONGATION OF THE NORTH CURB OF THE BOULEVARD, 5.8 FEET EAST OF THE EAST CURB OF THE AVENUE, 0.9 FOOT BELOW THE SURFACE OF THE SIDEWALK, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN CONCRETE. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1989) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1989 (GRB) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT2354 38 EBDA http://www.geocaching.com/mark/details.asp?PID=HT2354 38 EBDA Geocache Geocache 38 EBDA EBDA Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>38 EBDA</h1> <b> PID </b> HT2354 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 37. (N) 122 05 32. (W) SCALED <br> <b> NAVD 88 </b> 3.968 (meters) 13.02 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.965 (meters) 13.01 (feet) COMP <br> <b> MODELED GRAV</b> 979,951.0 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,570. </td><td> 1,859,400. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG801611(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: 38 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBDA</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 IN UNION CITY. AT UNION CITY, AT THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION, IN TOP AND CENTER OF THE FLOOR OF A CULVERT WITH TIDE GATES, 1 FT SOUTHEAST OF THE NORTHWEST HEADWALL , 9 FT NORTHWEST OF THE CENTER LINE OF THE SOUTHEAST LEVEE ROAD OF ALAMEDA CREEK. 2006-10-10T05:04:48Z HT0992 40.38 USGS http://www.geocaching.com/mark/details.asp?PID=HT0992 40.38 USGS Geocache Geocache 40.38 USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>40.38 USGS</h1> <b> PID </b> HT0992 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 50 19. (N) 122 16 56. (W) SCALED <br> <b> NAVD 88 </b> 13.14 (+/-2cm) 43.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.32 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 650,050. </td><td> 1,843,140. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 12.311 (m) 40.39 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG631881(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 0 = UNSPECIFIED SETTING <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1989 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND. AT THE NORTH END OF OAKLAND, ALAMEDA COUNTY, ON THE EAST SIDE OF SAN PABLO AVENUE, BETWEEN AILEEN AND FIFTY-SIXTH STREETS, AND 24 FEET NORTHWEST OF THE SOUTHWEST CORNER OF THE GOLDEN GATE BRANCH OF THE OAKLAND FREE LIBRARY. THE TOP OF THE MONUMENTAL BELL. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1989) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1989 (GRB) RECOVERED IN GOOD CONDITION. 1941-01-01T00:00:00Z HT0025 42 A http://www.geocaching.com/mark/details.asp?PID=HT0025 42 A Geocache Geocache 42 A DOD USE Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>42 A</h1> <b> PID </b> HT0025 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 16. (N) 122 14 13. (W) SCALED <br> <b> NAVD 88 </b> 6.774 (meters) 22.22 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.38 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 6.769 (meters) 22.21 (feet) COMP <br> <b> MODELED GRAV</b> 979,966.6 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS II <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>This Tidal Bench Mark is designated as VM 7557 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 642,490. </td><td> 1,846,990. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 5.949 (m) 19.52 (f) ADJUSTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG672806(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 31 = SET IN A PAVEMENT SUCH AS STREET, SIDEWALK, CURB, ETC. <br>SP_SET: BRIDGE WALKWAY <br>STAMPING: 42 A 1941 HARBOR LINE <br>MARK LOGO: USE <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 11, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1941 </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1984 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>19881011</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT ALAMEDA. AT ALAMEDA, ABOUT 100 YARDS NORTHEAST OF THE INTERSECTION OF PARK AND BLANDING AVENUES, IN THE TOP OF SOUTHEAST SIDEWALK OF THE PARK STREET BRIDGE OVER THE CHANNEL, 20.3 FEET NORTHEAST OF THE SOUTH CORNER OF THE DRAW SPAN, 3.4 FEET NORTHEAST OF THE SOUTHEAST STEEL GUARD RAIL. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1984) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1984 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 1941-01-01T00:00:00Z HT0024 43 A http://www.geocaching.com/mark/details.asp?PID=HT0024 43 A Geocache Geocache 43 A DOD USE Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>43 A</h1> <b> PID </b> HT0024 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 46 22. (N) 122 14 08. (W) SCALED <br> <b> NAVD 88 </b> 6.449 (meters) 21.16 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.38 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 6.445 (meters) 21.14 (feet) COMP <br> <b> MODELED GRAV</b> 979,966.2 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>This Tidal Bench Mark is designated as VM 7558 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 642,670. </td><td> 1,847,110. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 5.624 (m) 18.45 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG673808(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 31 = SET IN A PAVEMENT SUCH AS STREET, SIDEWALK, CURB, ETC. <br>SP_SET: BRIDGE WALKWAY <br>STAMPING: 43 A 1941 HARBOR LINE <br>MARK LOGO: USE <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 11, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1941 </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1984 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr><tr><td>19881011</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, ABOUT 50 YARDS SOUTHWEST OF THE Y JUNCTION OF 29TH AND 23RD AVENUES, IN THE TOP OF THE SOUTHEAST SIDEWALK OF THE PARK STREET BRIDGE OVER THE CHANNEL, 9.4 FEET EAST OF THE EAST CORNER OF THE DRAW SPAN, AND 3.4 FEET NORTHWEST OF THE SOUTHEAST STEEL GUARD RAIL. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1984) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1984 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0268 44+63 USE http://www.geocaching.com/mark/details.asp?PID=HT0268 44+63 USE Geocache Geocache 44+63 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>44+63 USE</h1> <b> PID </b> HT0268 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 43 55. (N) 122 12 48. (W) SCALED <br> <b> NAVD 88 </b> 0.91 (+/-2cm) 3.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.44 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 638,110. </td><td> 1,848,990. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.09 (m) 0.3 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG693763(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>MARK NOT FOUND </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. 1945 DESCRIPTION-- AT OAKLAND MUNICIPAL AIRPORT, 500 FEET NORTHEAST OF THE CENTER OF THE NEW NORTHWEST-AND-SOUTHEAST RUNWAY, 143 FEET NORTHEAST OF THE CENTER OF THE NORTHWEST-AND-SOUTHEAST TAXIWAY, AND 1.5 FEET SOUTH OF A RED AND WHITE WITNESS POST. A 1-3/4-INCH IRON PIPE SET IN CONCRETE (NO CAP). <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0214 45+00 http://www.geocaching.com/mark/details.asp?PID=HT0214 45+00 Geocache Geocache 45+00 CADH CADH Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>45+00</h1> <b> PID </b> HT0214 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> HAYWARD (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 40 15. (N) 122 04 50. (W) SCALED <br> <b> NAVD 88 </b> 35.87 (+/-2cm) 117.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 631,120. </td><td> 1,860,570. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 35.031 (m) 114.93 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG810696(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CADH <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 03, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CADH</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881003</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT HAYWARD. AT HAYWARD, IN T3S R2W, AT THE INTERSECTION OF FOOTHILL BOULEVARD, MAIN STREET AND D STREET LEADING EAST AND WEST, IN THE CENTER OF THE CONCRETE CURBED ISLAND FOR THE DIVIDED ROAD OF FOOTHILL BOULEVARD, 78.0 FEET NORTHEAST OF THE SOUTHWEST END OF THE ISLAND, 63 FEET NORTHEAST OF A STEEL LIGHT POLE SUPPORTING TRAFFIC LIGHTS, ABOUT LEVEL WITH THE BOULEVARD, AND SET IN THE TOP OF A CONCRETE POST 0.6 FOOT BELOW THE TOP OF THE ISLAND. NOTE-- ACCESS TO MARK HAD THROUGH AN 8-INCH METAL PIPE WITH A METAL COVER. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0968 46.6 C OF B http://www.geocaching.com/mark/details.asp?PID=HT0968 46.6 C OF B Geocache Geocache 46.6 C OF B CA0340 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>46.6 C OF B</h1> <b> PID </b> HT0968 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> RICHMOND (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 44. (N) 122 17 42. (W) SCALED <br> <b> NAVD 88 </b> 15.03 (+/-2cm) 49.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.28 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 654,550. </td><td> 1,842,100. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 14.201 (m) 46.59 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG619926(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA0340</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19980213</td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT BERKELEY. AT BERKELEY, ALAMEDA COUNTY, AT THE INTERSECTION OF CAMELIA STREET AND SAN PABLO AVENUE, 5 FEET NORTH OF THE CENTER LINE OF CAMELIA STREET, IN LINE WITH THE EAST CURB OF SAN PABLO AVENUE, IN A WELL BELOW THE SURFACE OF THE STREET, AND COVERED WITH A CAST-IRON LID MARKED CITY MONUMENT. A METAL POINT, SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1998) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1998 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0988 49.2 C OF B http://www.geocaching.com/mark/details.asp?PID=HT0988 49.2 C OF B Geocache Geocache 49.2 C OF B CA0340 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>49.2 C OF B</h1> <b> PID </b> HT0988 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 24. (N) 122 17 16. (W) SCALED <br> <b> NAVD 88 </b> 15.82 (+/-2cm) 51.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.30 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 652,070. </td><td> 1,842,690. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 14.993 (m) 49.19 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG626901(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA0340</td></tr><tr><td>1962 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1962 AT BERKELEY. AT BERKELEY, AT THE INTERSECTION OF SAN PABLO AVENUE AND WARD STREET, 5 FEET NORTH OF THE CENTERLINE OF WARD STREET, 1 FOOT EAST OF THE LINE OF THE EAST CURB OF SAN PABLO AVENUE, 1 FOOT BELOW THE SURFACE OF THE STREET, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH PIPE WITH A CAST IRON COVER LETTERED, CITY MONUMENT. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0182 50.5 http://www.geocaching.com/mark/details.asp?PID=HT0182 50.5 Geocache Geocache 50.5 USGS NONE Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>50.5</h1> <b> PID </b> HT0182 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 08. (N) 122 00 17. (W) SCALED <br> <b> NAVD 88 </b> 16.206 (meters) 53.17 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 16.194 (meters) 53.13 (feet) COMP <br> <b> MODELED GRAV</b> 979,935.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> FIRST CLASS II <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in June 1991. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 621,540. </td><td> 1,867,110. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (10/21/93) 15.366 (m) 50.41 (f) ADJUSTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG878602(NAD 83) <br>MARKER: B = BOLT <br>SETTING: 35 = SET IN A MAT FOUNDATION OR CONCRETE SLAB OTHER THAN <br>WITH SETTING: PAVEMENT <br>SP_SET: SEMAPHORE <br>MARK LOGO: NONE <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 17, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1954 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881017</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1954 1.5 MI NW FROM NILES. 1.5 MILES NORTHWEST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM THE STATION AT NILES, 1.0 MILE SOUTHEAST OF DECOTO, AT SEMAPHORE 276, THE NORTHWEST ONE OF TWO BOLTS SECURING THE SEMAPHORE TO THE CONCRETE BASE AND PROJECTING 1/4-INCH ABOVE THE NUT, 7.5 FEET SOUTHWEST OF THE SOUTHWEST RAIL, AND ABOUT 1/2 FOOT HIGHER THAN THE TRACK. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0971 53.6 WEST C OF B http://www.geocaching.com/mark/details.asp?PID=HT0971 53.6 WEST C OF B Geocache Geocache 53.6 WEST C OF B CA0340 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>53.6 WEST C OF B</h1> <b> PID </b> HT0971 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 51 59. (N) 122 17 28. (W) SCALED <br> <b> NAVD 88 </b> 16.96 (+/-2cm) 55.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.29 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 653,150. </td><td> 1,842,420. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 16.129 (m) 52.92 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG623912(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA0340</td></tr><tr><td>1962 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1962 AT BERKELEY. AT BERKELEY, AT THE INTERSECTION OF SAN PABLO AVENUE AND ALLSTON WAY, 5 FEET NORTH OF THE CENTERLINE OF ALLSTON WAY, IN LINE WITH THE WEST CURB OF SAN PABLO AVENUE, 1 FOOT BELOW THE SURFACE OF THE STREET, AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 8-INCH PIPE WITH A CAST IRON COVER LETTERED, CITY MONUMENT. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3893 54 A CO http://www.geocaching.com/mark/details.asp?PID=HS3893 54 A CO Geocache Geocache 54 A CO CA-001 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>54 A CO</h1> <b> PID </b> HS3893 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MENDENHALL SPRINGS (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 47. (N) 121 37 57. (W) SCALED <br> <b> NAVD 88 </b> 528.69 (+/-2cm) 1734.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.45 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,280. </td><td> 1,900,000. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 527.834 (m) 1731.74 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG207619(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: CONCRETE STOCK UNDERCROSSING B <br>STAMPING: 54 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA-001</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 10.8 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 8.5 MILES SOUTHEAST ALONG MINES ROAD, ON THE OUTSIDE OF A CURVE, IN TOP OF THE CENTER OF THE NORTH-NORTHWEST CONCRETE HEAD WALL OF CONCRETE STOCK UNDERCROSSING BOX 8.35, 19 FEET NORTH-NORTHWEST OF THE CENTER LINE OF THE ROAD, 4.0 FEET WEST-SOUTHWEST OF THE EAST-NORTHEAST END OF THE HEAD WALL, AND ABOUT 1/2 FOOT HIGHER THAN THE ROAD. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (KV) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0269 60+00 USE http://www.geocaching.com/mark/details.asp?PID=HT0269 60+00 USE Geocache Geocache 60+00 USE DOD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>60+00 USE</h1> <b> PID </b> HT0269 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 44 07. (N) 122 12 58. (W) SCALED <br> <b> NAVD 88 </b> 1.10 (+/-2cm) 3.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 638,480. </td><td> 1,848,750. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 0.28 (m) 0.9 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG690767(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>DOD</td></tr><tr><td>1956 </td><td>MARK NOT FOUND </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT OAKLAND MUN AIRPORT. 1945 DESCRIPTION-- AT OAKLAND MUNICIPAL AIRPORT, 500 FEET NORTHEAST OF THE CENTER OF THE NEW NORTHWEST-AND-SOUTHEAST RUNWAY, AT THE NORTHWEST END OF THE FIELD, 500 FEET SOUTHWEST OF A CONCRETE GASOLINE-SUPPLY HOUSE, 215 FEET SOUTHEAST OF TAXIWAY B AT THE NORTHWEST END OF THE FIELD, AND 1.5 FEET SOUTHEAST OF A RED AND WHITE REFERENCE POST. A 1-3/4-INCH IRON PIPE SET IN CONCRETE (NO CAP). <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3880 601 B USGS http://www.geocaching.com/mark/details.asp?PID=HS3880 601 B USGS Geocache Geocache 601 B USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>601 B USGS</h1> <b> PID </b> HS3880 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 39 54. (N) 121 43 58. (W) SCALED <br> <b> NAVD 88 </b> 184.08 (+/-2cm) 603.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.01 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 630,010. </td><td> 1,891,240. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 183.260 (m) 601.25 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG117694(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STAMPING: 601 B NO 3 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 2.3 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, 45 FEET SOUTHEAST OF THE CENTER OF THE T JUNCTION OF MINES ROAD SOUTH, 41 FEET SOUTH OF THE CENTER LINE OF TESLA ROAD, 20 FEET EAST OF THE CENTER LINE OF MINES ROAD, 4.6 FEET NORTH OF A 2-INCH IRON PIPE ROAD NAME SIGN, 0.9 FOOT WEST OF A WITNESS POST, ABOUT 1/2 FOOT HIGHER THAN THE ROAD, A CAP RIVETED ON TOP OF A 3 1/2-INCH IRON PIPE PROJECTING 0.3 FOOT ABOVE THE GROUND. 2006-10-10T05:04:48Z HT0996 7 A ECC C OF O http://www.geocaching.com/mark/details.asp?PID=HT0996 7 A ECC C OF O Geocache Geocache 7 A ECC C OF O MI1260 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>7 A ECC C OF O</h1> <b> PID </b> HT0996 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 49 43. (N) 122 16 45. (W) SCALED <br> <b> NAVD 88 </b> 11.42 (+/-2cm) 37.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.33 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 648,940. </td><td> 1,843,390. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 10.594 (m) 34.76 (f) ADJ UNCH 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG634870(NAD 83) <br>MARKER: DZ = AZIMUTH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CONCRETE FLOOR <br>STAMPING: SEC 7 STA A ECC <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>MI1260</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT EMERYVILLE. AT EMERYVILLE, AT THE INTERSECTION OF SAN PABLO AVENUE AND ADELINE STREET AND 38TH STREET, AT THE SAN PABLO AVENUE (U.S. HIGHWAY 40) BRIDGE OVER MAC ARTHUR BOULEVARD (U.S. HIGHWAY 50), IN THE TOP OF THE WEST SIDE OF THE CONCRETE FLOOR, 15.7 FEET SOUTH OF THE SOUTH CURB OF THE NORTH LANE OF 38TH STREET, 9.4 FEET WEST OF THE WEST CURB OF ADELINE STREET, AND 9.3 FEET NORTH OF THE CENTER LINE OF THE BOULEVARD. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0274 70 http://www.geocaching.com/mark/details.asp?PID=HT0274 70 Geocache Geocache 70 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>70</h1> <b> PID </b> HT0274 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> SAN LEANDRO (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 44 11. (N) 122 13 16. (W) SCALED <br> <b> NAVD 88 </b> -0.04 (+/-2cm) -0.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.43 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>This mark is at Metropolitan Oakland Intl Airport (OAK) <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 638,610. </td><td> 1,848,310. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) -0.861 (m) -2.82 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG686768(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1964 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1964 AT OAKLAND MUN AIRPORT. AT OAKLAND MUNICIPAL AIRPORT, IN R3W, T2S NEAR THE CROSSING OF A NAVAL CONCRETE TAXIWAY AND A NORTH-SOUTH RUNWAY, 288 FEET WEST OF THE CENTER LINE OF THE RUNWAY, 54.6 FEET NORTHWEST OF THE NORTHWEST EDGE OF THE TAXIWAY, 2. FEET NORTH OF A WITNESS POST, ABOUT 2 1/2 FEET LOWER THAN THE TAXIWAY, 0.7 FEET BELOW THE GROUND AND SET IN THE TOP OF A CONCRETE POST ENCASED IN AN 1 1/2 BY 1 1/2 CONCRETE BOX MARKED 70. NOTE-- THIS BENCH MARK WAS INCLUDED IN A LOOP BETWEEN TWO OTHER BENCH MARKS AND WE GOT A CLOSURE OF 0.11 FEET. THE OTHER TWO BENCH MARKS WERE 2ND ORDER AND PROVED TO BE GOOD. 2006-10-10T05:04:48Z HT0983 711.61 UC http://www.geocaching.com/mark/details.asp?PID=HT0983 711.61 UC Geocache Geocache 711.61 UC UC Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>711.61 UC</h1> <b> PID </b> HT0983 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> RICHMOND (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 38. (N) 122 15 08. (W) SCALED <br> <b> NAVD 88 </b> 218.97 (+/-2cm) 718.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.21 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 654,290. </td><td> 1,845,860. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 218.114 (m) 715.60 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG657924(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STAMPING: UCBM ELEV 711.61 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>UC</td></tr><tr><td>1962 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1965 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1962 AT BERKELEY. AT THE HILL AREA OF LAWRENCE RADIATION LABORATORY OF THE UNIVERSITY OF CALIFORNIA, 15 FEET SOUTHWEST OF THE CENTER LINE OF CYCLOTRON ROAD, 8 FEET SOUTHEAST OF A LAMP POST, 2 FEET SOUTHWEST OF THE SOUTHWEST EDGE OF THE SIDE WALK, 2 FEET HIGHER THAN THE ROAD AND IN THE TOP OF A CONCRETE POST PROJECTING 0.6 FOOT. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1965 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3351 71.631 B http://www.geocaching.com/mark/details.asp?PID=HS3351 71.631 B Geocache Geocache 71.631 B USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>71.631 B</h1> <b> PID </b> HS3351 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NILES (1980) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 31 59. (N) 121 57 16. (W) SCALED <br> <b> NAVD 88 </b> 22.63 (+/-2cm) 74.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.38 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 615,650. </td><td> 1,871,460. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 21.797 (m) 71.51 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG923545(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STAMPING: 71.631 B <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881031</td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1967 AT IRVINGTON. ALONG THE SOUTHERN PACIFIC COMPANY RIALROAD, AT THE CROSSING OF WASHINGTON BOULEVARD, 25.7 FEET WEST OF THE WEST RAIL OF THE MAIN TRACK, 44 1/2 FEET SOUTH OF THE CENTER LINE OF THE BOULEVARD, 101.8 FEET NORTHWEST OF THE NORTHWEST CORNER OF THE FORMER RAILROAD STATION, 3.2 FEET WEST OF THE SOUTHWEST CORNER OF THE NORTH ONE OF THREE METAL BOXES, 0.7 FEET SOUTH OF A WITNESS POST, ABOUT 1 1/2 FEET HIGHER THAN THE TRACK, AND RIVETED ON THE TOP OF A 3 1/2-INCH IRON PIPE FLUSH WITH THE GROUND. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 THERE HAS BEEN GRADING AT THE DESCRIBED LOCATION. 2006-10-10T05:04:48Z HS3482 739.899 http://www.geocaching.com/mark/details.asp?PID=HS3482 739.899 Geocache Geocache 739.899 USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>739.899</h1> <b> PID </b> HS3482 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> ALTAMONT (1981) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 44 38. (N) 121 39 45. (W) SCALED <br> <b> NAVD 88 </b> 226.33 (+/-2cm) 742.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.93 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 638,680. </td><td> 1,897,550. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 225.529 (m) 739.92 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG178782(NAD 83) <br>MARKER: P = PIPE CAP <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: SHALLOW-SET PIPE <br>STAMPING: 739.899 B <br>MARK LOGO: USGS <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1964 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1965 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1964 AT ALTAMONT. AT ALTAMONT ABOUT 300 FEET NORTHEAST OF THE SOUTHERN PACIFIC COMPANY RAILROAD STATION SITE, 110 FEET EAST-SOUTHEAST OF AND ACROSS THE TRACK FROM THE 5TH POLE NORTHEAST OF MILEPOLE 55, 40.1 FEET SOUTHEAST OF THE SOUTHEAST RAIL OF THE MAIN TRACK, 200 FEET NORTH-NORTHWEST OF THE WEST CORNER OF A UNION 76 GARAGE AND STATION, 28 FEET NORTHEAST OF A TELEPHONE POLE, 1.0 FOOT SOUTHWEST OF A WITNESS POST, ABOUT 1/2 FOOT LOWER THAN THE TRACK, AND RIVETED ON THE TOP OF A 3 1/2-INCH IRON PIPE PROJECTING 0.3 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1965 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1974) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0188 74.4 USGS http://www.geocaching.com/mark/details.asp?PID=HT0188 74.4 USGS Geocache Geocache 74.4 USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>74.4 USGS</h1> <b> PID </b> HT0188 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 36 18. (N) 122 01 48. (W) SCALED <br> <b> NAVD 88 </b> 23.52 (+/-2cm) 77.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 623,740. </td><td> 1,864,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 22.69 (m) 74.4 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG856624(NAD 83) <br>MARKER: B = BOLT <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: SEMAPHORE <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1948 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1948 0.9 MI NW FROM DECOTO. 0.9 MILE NORTHWEST ALONG THE SOUTHERN PACIFIC CO. RAILROAD FROM THE STATION AT DECOTO, AND IN THE SOUTHEAST CORNER OF THE BASE OF SEMAPHORE B 258. THE TOP OF A BOLT. NOTE-- THE SEMAPHORE IN WHICH THIS MARK WAS LOCATED HAS BEEN REMOVED. 2006-10-10T05:04:48Z HT0216 76 http://www.geocaching.com/mark/details.asp?PID=HT0216 76 Geocache Geocache 76 CA1560 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>76</h1> <b> PID </b> HT0216 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> HAYWARD (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 40 34. (N) 122 04 56. (W) SCALED <br> <b> NAVD 88 </b> 37.41 (+/-2cm) 122.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.34 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 631,710. </td><td> 1,860,440. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 36.577 (m) 120.00 (f) ADJ UNCH 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG809702(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 31 = SET IN A PAVEMENT SUCH AS STREET, SIDEWALK, CURB, ETC. <br>SP_SET: CURB <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October 03, 1988 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA1560</td></tr><tr><td>1956 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1963 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19881003</td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1956 AT HAYWARD. AT HAYWARD, IN T3S R2W, AT THE EAST CORNER OF THE T JUNCTION OF FOOTHILL BOULEVARD AND RUSSEL WAY, AT A 3 1/2- BY 8-INCH METAL STRIP (BEARING THE WORDS EMPIRE FOUNDARY OAKLAND, CALIF.) ON THE NORTHEAST CURB OF THE BOULEVARD, 18 FEET SOUTHWEST OF THE CENTER OF THE MAIN ENTRANCE TO A P.X. STORE, 12.0 FEET SOUTHEAST OF THE SOUTHEAST CURB OF RUSSEL WAY, 1.8 FEET NORTHWEST OF THE WEST CORNER OF A METAL LIGHT POLE, AND ABOUT LEVEL WITH THE BOULEVARD. <p> <h2>STATION RECOVERY (1963) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1963 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HS3885 784 B USGS http://www.geocaching.com/mark/details.asp?PID=HS3885 784 B USGS Geocache Geocache 784 B USGS USGS Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>784 B USGS</h1> <b> PID </b> HS3885 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MENDENHALL SPRINGS (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 37 22. (N) 121 42 11. (W) SCALED <br> <b> NAVD 88 </b> 239.83 (+/-2cm) 786.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -31.78 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 625,290. </td><td> 1,893,800. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 238.994 (m) 784.10 (f) ADJ UNCH 2 0 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SFG144647(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 17 = SET INTO TOP OF METAL PIPE DRIVEN INTO GROUND <br>SP_SET: METAL PIPE DRIVEN INTO GROUND <br>STAMPING: 784 B NO 7 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1961 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1961 5.9 MI SE FROM LIVERMORE. 2.3 MILES SOUTHEAST ALONG TESLA ROAD FROM THE POST OFFICE AT LIVERMORE, THENCE 3.6 MILES SOUTHEAST ALONG MINES ROAD, 24 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 182 FEET SOUTHEAST OF THE CENTER OF A DRIVEWAY SOUTHWEST, 9 FEET EAST OF POWER POLE 38-6, 1.4 FEET SOUTHWEST OF THE NORTHWEST END OF A GATE, 1.4 FEET SOUTHWEST OF A FENCE, 0.6 FOOT SOUTHEAST OF A 2-BY 6-INCH WITNESS POST, ABOUT 1 FOOT HIGHER THAN THE ROAD, A CAP RIVETED ON TOP OF A 3 1/2-INCH IRON PIPE. 2006-10-10T05:04:48Z HT0060 8 http://www.geocaching.com/mark/details.asp?PID=HT0060 8 Geocache Geocache 8 CA2480 CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>8</h1> <b> PID </b> HT0060 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 13. (N) 122 13 17. (W) SCALED <br> <b> NAVD 88 </b> 355.28 (+/-2cm) 1165.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.17 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 653,470. </td><td> 1,848,560. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 354.421 (m) 1162.80 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG684917(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: CONCRETE POST <br>MARK LOGO: CA2480 <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1967 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, 0.3 MILE NORTHWEST ALONG CLAREMONT AVENUE FROM THE INTERSECTION OF GRIZZLY PEAK BOULEVARD, ABOUT 75 FEET SOUTHWEST OF THE CENTER OF A SHARP CURVE, 4 FEET SOUTHEAST OF THE CENTER LINE OF THE AVENUE, IN A WELL, A BRASS ROD SET IN THE TOP OF A CONCRETE POST ABOUT 1 FOOT UNDERGROUND, AND COVERED BY AN 8-INCH CAST IRON COVER BEARING THE WORDS CITY MONUMENT. <p> <h2>STATION RECOVERY (1967) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1967 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1974) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT1012 84.8 C OF O http://www.geocaching.com/mark/details.asp?PID=HT1012 84.8 C OF O Geocache Geocache 84.8 C OF O CA2480 Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>84.8 C OF O</h1> <b> PID </b> HT1012 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND WEST (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 49 34. (N) 122 15 27. (W) SCALED <br> <b> NAVD 88 </b> 26.68 (+/-2cm) 87.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.31 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS I (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 648,630. </td><td> 1,845,290. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/??) 25.849 (m) 84.81 (f) ADJUSTED 1 1 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG653867(NAD 83) <br>MARKER: Z = SEE DESCRIPTION <br>SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT <br>SP_SET: SET IN TOP OF CONCRETE MONUMENT <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>CA2480</td></tr><tr><td>1951 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1969 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1987 </td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1951 AT OAKLAND. AT OAKLAND, AT THE JUNCTION OF BROADWAY AND 38TH STREET, ALONG THE CENTER LINE OF THE WEST LANE OF BROADWAY, 5.0 FEET NORTH OF THE CENTER LINE OF 38TH STREET, 1.0 FOOT BELOW THE SURFACE OF THE STREET, AND SET IN THE TOP OF A CONCRETE POST WHICH IS ENCASED BY A 8-INCH IRON PIPE WITH A CAST IRON COVER FLUSH WITH THE PAVEMENT. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1969 RECOVERED IN GOOD CONDITION. <p> <h2>STATION RECOVERY (1987) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1987 (RAS) RECOVERED IN GOOD CONDITION. 2006-10-10T05:04:48Z HT0058 886.90 EBMUD http://www.geocaching.com/mark/details.asp?PID=HT0058 886.90 EBMUD Geocache Geocache 886.90 EBMUD EBMUD Unknown Cache Regular 1 1 United States California NGS Datasheet <h1>886.90 EBMUD</h1> <b> PID </b> HT0058 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> OAKLAND EAST (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 52 10. (N) 122 13 36. (W) SCALED <br> <b> NAVD 88 </b> 271.26 (+/-2cm) 890.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -32.18 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> FIRST CLASS II (See Below) <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value. <p>The geoid height was determined by GEOID03. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 653,380. </td><td> 1,848,090. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p> NGVD 29 (??/??/92) 270.41 (m) 887.2 (f) COMPUTED 1 2 <br> <p>Superseded values are not recommended for survey control. NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. See file dsdata.txt to determine how the superseded data were derived. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG680916(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: WELL <br>STAMPING: 886.90 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>UNK </td><td>MONUMENTED </td><td>EBMUD</td></tr><tr><td>1958 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 AT OAKLAND. AT OAKLAND, ALAMEDA COUNTY, 0.7 MILE WEST ALONG CLAREMONT AVENUE FROM THE INTERSECTION OF GRISSLY PEAK ROAD, 0.3 MILE NORTHEAST OF THE INTERSECTION OF ALVARADO ROAD, 270 FEET NORTH OF THE INTERSECTION OF A PRIVATE ROAD, ABOUT 25 FEET LOWER THAN THE AVENUE, 11 FEET NORTH OF THE SOUTHWEST CORNER OF A FENCE, AND 5 FEET SOUTHWEST OF A SMALL RESERVOIR. AN EAST BAY WATER CO. STANDARD DISK, STAMPED 886.90 AND SET IN A WELL. 1983-01-01T00:00:00Z DG6880 941 4509 H http://www.geocaching.com/mark/details.asp?PID=DG6880 941 4509 H Geocache Geocache 941 4509 H NOSOPS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> HT_MOD </b> This is a Height Modernization Survey Station. <br> <h1>941 4509 H</h1> <b> PID </b> DG6880 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1998)</b> 37 30 42.72785(N) 122 06 34.22785(W) ADJUSTED <br> <b> NAVD 88 </b> 2.95 (meters) 9.7 (feet) GPS OBS <br> <hr> <b> EPOCH DATE </b> 2002.75 <br> <b> X </b> -2,692,553.686 (meters) COMP <br> <b> Y </b> -4,290,716.519 (meters) COMP <br> <b> Z </b> 3,862,591.104 (meters) COMP <br> <b> LAPLACE CORR</b> 0.75 (seconds) DEFLEC99 <br> <b> ELLIP HEIGHT</b> -29.54 (meters) (08/23/04) GPS OBS <br> <b> GEOID HEIGHT</b> -32.48 (meters) <br> <p> <b> HORZ ORDER </b> B <br> <b> ELLP ORDER </b> FOURTH CLASS I <br> <p>The horizontal coordinates were established by GPS observations and adjusted by the CALIF SPA REF CEN in August 2004. This is a SPECIAL STATUS position. See SPECIAL STATUS under the DATUM ITEM on the data sheet items page. The horizontal coordinates are valid at the epoch date displayed above. The epoch date for horizontal control is a decimal equivalence of Year/Month/Day. <p>The orthometric height was determined by GPS observations and a high-resolution geoid model using precise GPS observation and processing techniques. <p>The X, Y, and Z were computed from the position and the ellipsoidal ht. <p>The Laplace correction was computed from DEFLEC99 derived deflections. <p>The ellipsoidal height was determined by GPS observations and is referenced to NAD 83. <p> <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td>Units</td><td>Scale Fact</td><td>r Converg.</td></tr><tr><td>SPC CA 3 </td><td> 613,521.396 1</td><td>857,716.952</td><td> MT </td><td>0.99993785</td><td> -0 ' 59 07.4"</td></tr><tr><td>SPC CA 3 </td><td>2,012,861.45 6</td><td>094,859.70 </td><td> sFT </td><td>0.99993785</td><td> -0 ' 59 07.4"</td></tr><tr><td>UTM 10 </td><td>4,152,030.523 </td><td>578,699.044</td><td> MT </td><td>0.99967629</td><td> +0 ' 32 32.2"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 3 </b> 1.00000464 x 0.99993785 = 0.99994249 <br> <b>UTM 10 </b> 1.00000464 x 0.99967629 = 0.99968092 <br> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG7869952031(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 55 = UNSPECIFIED PIPE/ROD IN SLEEVE (10 FT.+) <br>STAMPING: 4509 H 1983 <br>PROJECTION: RECESSED 10 CENTIMETERS <br>MAGNETIC: O = OTHER; SEE DESCRIPTION <br>STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO <br>STABILITY: SURFACE MOTION <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - September , 2002 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1983 </td><td>MONUMENTED </td><td>NOSOPS</td></tr><tr><td>200209 </td><td>GOOD </td><td>JOHFRA</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY JOHNSON-FRANK 2002 (RAF) THE STATION IS AT THE SOUTHEAST END OF DUMBARTON BRIDGE, IN THE DON EDWARDS NATIONAL WILDLIFE REFUGE, ABOUT 3 MI WEST OF NEWARK. FROM THE INTERSECTION OF DUMBARTON RD/HWY 84 AND THORNTON AVE/PASEO PADRE PARKWAY, DRIVE SOUTH ON THORNTON AVE FOR 0.75 MI TO MARSHLANDS RD, A SIDE RD RIGHT(WEST). TURN RIGHT AND DRIVE FOR 3.2 MI TO THE MARK ON LEFT, PASSING THE VISITOR CENTER FOR DON EDWARDS SAN FRANCISCO BAY NWR AT 2.7 MI. THE MARK IS ABOUT 0.1 MI EAST OF THE END OF VEHICULAR TRAVEL (PEDESTRIAN ACCESS CONTINUES WEST), AND ABOUT 150 FT S OF THE SOUTH EDGE OF DUMBARTON BRIDGE. THE MARK IS 17.8 M SSW OF THE SW CORNER OF AN OLIVE GREEN 1.5M X 1.5M UTILITY BOX STANDING 2M HIGH, 8.9 M W OF THE CENTERLINE OF A DIRT SIDE RD LEFT CURVING EASTERLY, 8.5 M S OF THE CENTERLINE OF MARSHLANDS RD, AND 5.2 M E OF THE END OF A METAL GUARD RAIL. MARK IS A 6.5 CM (2.5 INCH) NATIONAL OCEAN SURVEY DISK STAMPED '4509 H 1983' AND IS 9 CM (3.5 IN) DOWN IN A 10 CM (4 IN) PVC PIPE WITH A THREADED CAP. THERE IS AN NGS ORANGE CARSONITE POST 15 CM (.5 FT) SOUTHERLY OF THE MARK. NOTE- MARK IS ON THE PROPERTY OF SAN FRANCISCO BAY WILDLIFE REFUGE. REFUGE IS CLOSED AT NIGHT (BETWEEN 8PM AND 7AM). CHECK AT THE VISITOR CENTER DESCRIBED IN THE ABOVE TO REACH DESCRIPTION FOR AFTER HOURS ACCESS. CONTACT IS CLYDE MORRIS, SAN FRANCISCO BAY WILDLIFE REFUGE, P.O. BOX 524, NEWARK, CA 94560, PHONE (510)792-0222. THIS STATION WAS OBSERVED AS PART OF THE SOUTH SAN FRANCISCO BAY HEIGHT MODERNIZATION PROJECT. 1976-01-01T00:00:00Z HT2394 941 4519 B TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2394 941 4519 B TIDAL Geocache Geocache 941 4519 B TIDAL NOSOPS NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> HT_MOD </b> This is a Height Modernization Survey Station. <br> <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4519 B TIDAL</h1> <b> PID </b> HT2394 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> MOUNTAIN VIEW (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1998)</b> 37 29 40.16821(N) 122 02 42.65064(W) ADJUSTED <br> <b> NAVD 88 </b> 2.87 (meters) 9.4 (feet) GPS OBS <br> <hr> <b> EPOCH DATE </b> 2002.75 <br> <b> X </b> -2,688,357.711 (meters) COMP <br> <b> Y </b> -4,294,732.030 (meters) COMP <br> <b> Z </b> 3,861,060.995 (meters) COMP <br> <b> LAPLACE CORR</b> 0.36 (seconds) DEFLEC99 <br> <b> ELLIP HEIGHT</b> -29.61 (meters) (08/23/04) GPS OBS <br> <b> GEOID HEIGHT</b> -32.48 (meters) <br> <p> <b> HORZ ORDER </b> B <br> <b> ELLP ORDER </b> FOURTH CLASS I <br> <p>The horizontal coordinates were established by GPS observations and adjusted by the CALIF SPA REF CEN in August 2004. This is a SPECIAL STATUS position. See SPECIAL STATUS under the DATUM ITEM on the data sheet items page. The horizontal coordinates are valid at the epoch date displayed above. The epoch date for horizontal control is a decimal equivalence of Year/Month/Day. <p>The orthometric height was determined by GPS observations and a high-resolution geoid model using precise GPS observation and processing techniques. <p>This Tidal Bench Mark is designated as VM 8315 by the Center for Operational Oceanographic Products and Services. <p>The X, Y, and Z were computed from the position and the ellipsoidal ht. <p>The Laplace correction was computed from DEFLEC99 derived deflections. <p>The ellipsoidal height was determined by GPS observations and is referenced to NAD 83. <p> <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td>Units</td><td>Scale Fact</td><td>r Converg.</td></tr><tr><td>SPC CA 3 </td><td> 611,497.234 1</td><td>863,371.193</td><td> MT </td><td>0.99993915</td><td> -0 ' 56 45.6"</td></tr><tr><td>SPC CA 3 </td><td>2,006,220.51 6</td><td>113,410.32 </td><td> sFT </td><td>0.99993915</td><td> -0 ' 56 45.6"</td></tr><tr><td>UTM 10 </td><td>4,150,158.279 </td><td>584,403.768</td><td> MT </td><td>0.99968775</td><td> +0 ' 34 52.4"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 3 </b> 1.00000465 x 0.99993915 = 0.99994380 <br> <b>UTM 10 </b> 1.00000465 x 0.99968775 = 0.99969240 <br> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG8440450158(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 15 = METAL ROD DRIVEN INTO GROUND. SEE TEXT FOR ADDITIONAL <br>WITH SETTING: INFORMATION. <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 941 4519 B 1976 <br>MARK LOGO: NOS <br>PROJECTION: RECESSED 8 CENTIMETERS <br>MAGNETIC: N = NO MAGNETIC MATERIAL <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - October , 2002 <br>ROD/PIPE-DEPTH: 17.1 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOSOPS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr><tr><td>20020919</td><td>GOOD </td><td>JOHFRA</td></tr><tr><td>200210 </td><td>GOOD </td><td>JOHFRA</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 2.9 MI SW FROM NEWARK. 0.65 MILE SOUTHEAST ALONG WILLOW STREET FROM THE CROSSING OF THE SOUTHERN PACIFIC COMPANY RAILROAD AT NEWARK, THENCE 0.6 MILE SOUTHWEST ALONG PERRIN AVENUE AND THE SOUTHEAST LEVEE ROAD OF A FLOOD CONTROL DITCH, THENCE 0.75 MILE SOUTHWEST ALONG A LEVEE ROAD, THENCE 0.9 MILE SOUTHEAST ALONG A LEVEE ROAD, 20 FEET SOUTH OF THE CENTER LINE OF THE ROAD AND IN LINE WITH THE CENTER LINE OF A LEVEE ROAD NORTH. <p> <h2>STATION RECOVERY (2002) </h2> <p>RECOVERY NOTE BY JOHNSON-FRANK 2002 (RAF) RECOVERED AS DESCRIBED. <p> <h2>STATION RECOVERY (2002) </h2> <p>RECOVERY NOTE BY JOHNSON-FRANK 2002 (RAF) THE STATION IS LOCATED ABOUT 3 MILES WEST OF FREMONT, CA, AND ABOUT 2.5 MILES SOUTH-SOUTHWEST OF NEWARK, CA, ON THE PROPERTY OF CARGILL SALT COMPANY. TO REACH THE STATION FROM THE INTERSECTION OF INTERSTATE HIGHWAY 880 AND THORNTON AVENUE, GO WEST-SOUTHWEST ON THORNTON AVENUE FOR 1.1 MILES TO THE INTERSECTION OF CHERRY STREET. TURN LEFT AND GO SOUTH-SOUTHEAST ON CHERRY STREET FOR 0.5 MILE TO THE INTERSECTION OF CENTRAL AVENUE. TURN RIGHT AND GO WEST-SOUTHWEST ON CENTRAL AVENUE FOR 0.5 MILE TO 7220 CENTRAL AVENUE AND A DRIVEWAY ON THE LEFT AT THE ENTRANCE TO THE CARGILL SALT COMPANY PLANT. TURN LEFT AND GO SOUTH-SOUTHEAST ON THE DRIVEWAY, PASSING THE CARGILL ADMINISTRATIVE OFFICE BUILDING (WHERE IT WOULD BE A GOOD IDEA TO STOP AND GET PERMISSION TO ACCESS THE PROPERTY), 0.1 MILE TO A CHAIN LINK FENCE AND A RAILROAD TRACK. CROSS OVER THE TRACK AND TAKE AN IMMEDIATE RIGHT AND GO WEST-SOUTHWEST FOR 0.4 MILE TO A SMALL CLUSTER OF BUILDINGS AND A T-INTERSECTION. TURN LEFT AND GO SOUTH-SOUTHEAST FOR 0.1 MILE TO A FORK. TAKE THE RIGHT FORK AND GO WEST-SOUTHWEST FOR 0.1 MILE TO WHERE THE ROAD MAKES A LEFT TURN. GO LEFT AND CONTINUE SOUTH-SOUTHEAST ON THE ROAD FOR 0.3 MILE TO A SIDE ROAD ON THE RIGHT. TURN RIGHT AND GO WEST-SOUTHWEST ON THIS ROAD FOR 0.65 MILE TO A FORK AT A 15.5 FOOT BY 12 FOOT TWO STORY WOODEN BUILDING (WHICH IS VISIBLE OVER MUCH OF THE AREA). TURN RIGHT, CROSSING OVER A NARROW WOODEN BRIDGE FOR ABOUT 100 FEET TO ANOTHER FORK. TAKE THE LEFT FORK AND GO SOUTHWESTERLY AND SOUTHERLY FOR 1.05 MILE TO A T-INTERSECTION AT THE LEVEE ROAD THAT PARALLELS MOWRY SLOUGH. THE STATION IS DIRECTLY AHEAD ON THE SOUTH SIDE OF THE LEVEE ROAD. NOTE THAT THIS AREA IS A MAZE OF LEVEE ROADS WITH FEW LANDMARKS. THE MARK IS A 3.5 INCH NATIONAL OCEAN SURVEY BENCH MARK DISK STAMPED 4519 A 1976 SET ON THE TOP OF A ROD DRIVEN TO 56.0 FEET (17.1 M), PROTECTED BY A 4 INCH DIAMETER PVC PIPE THAT EXTENDS 0.6 FOOT (0.2 M) ABOVE THE GRADE. THE TOP OF THE MARK IS 8 CM BELOW THE TOP OF THE PVC GUARD PIPE. THIS STATION WAS OBSERVED AS PART OF THE SOUTH SAN FRANCISCO BAY HEIGHT MODERNIZATION PROJECT. 1976-01-01T00:00:00Z HT2378 941 4621 A TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2378 941 4621 A TIDAL Geocache Geocache 941 4621 A TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4621 A TIDAL</h1> <b> PID </b> HT2378 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 52. (N) 122 07 46. (W) SCALED <br> <b> NAVD 88 </b> 2.890 (meters) 9.48 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.49 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 2.888 (meters) 9.47 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8367 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,390. </td><td> 1,856,060. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG768578(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4621 A 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 6.3 MI SW FROM UNION CITY. 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.8 MILES WEST ALONG THE SOUTH LEVEE ROAD OF THE ALAMEDA CREEK FLOOD CONTROL CHANNEL, 25 FEET MORTHWEST OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2377 941 4621 B TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2377 941 4621 B TIDAL Geocache Geocache 941 4621 B TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4621 B TIDAL</h1> <b> PID </b> HT2377 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 33 56. (N) 122 07 41. (W) SCALED <br> <b> NAVD 88 </b> 3.141 (meters) 10.31 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.48 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.139 (meters) 10.30 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8368 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,510. </td><td> 1,856,180. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG770579(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4621 B 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 6.2 MI SW FROM UNION CITY. 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.7 MILES WEST ALONG THE SOUTH LEVEE ROAD OF THE ALAMEDA CREEK FLOOD CONTROL CHANNEL, 30 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2376 941 4621 C TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2376 941 4621 C TIDAL Geocache Geocache 941 4621 C TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4621 C TIDAL</h1> <b> PID </b> HT2376 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 01. (N) 122 07 37. (W) SCALED <br> <b> NAVD 88 </b> 3.056 (meters) 10.03 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.48 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.054 (meters) 10.02 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8369 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,660. </td><td> 1,856,280. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG771581(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4621 C 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 6.1 MI SW FROM UNION CITY. 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.6 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FLOOD CONTROL CHANNEL, 33 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2375 941 4621 D TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2375 941 4621 D TIDAL Geocache Geocache 941 4621 D TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4621 D TIDAL</h1> <b> PID </b> HT2375 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 05. (N) 122 07 34. (W) SCALED <br> <b> NAVD 88 </b> 3.189 (meters) 10.46 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.48 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.187 (meters) 10.46 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8370 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,780. </td><td> 1,856,360. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG771582(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4621 D 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 6.0 MI SW FROM UNION CITY. 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.5 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FLOOD CONTROL CHANNEL, 40 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD. <p> <h2>STATION RECOVERY (1977) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1977 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.5 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FLOOD CONTROL CHANNEL, 40 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2374 941 4621 E TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2374 941 4621 E TIDAL Geocache Geocache 941 4621 E TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4621 E TIDAL</h1> <b> PID </b> HT2374 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> NEWARK (1997) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 34 07. (N) 122 07 31. (W) SCALED <br> <b> NAVD 88 </b> 3.227 (meters) 10.59 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.48 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.225 (meters) 10.58 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8371 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 619,840. </td><td> 1,856,430. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG772583(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4621 E 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 5.95 MI SW FROM UNION CITY. 2.5 MILES SOUTH ALONG UNION CITY BOULEVARD FROM THE JUNCTION OF SMITH STREET AT UNION CITY, THENCE 3.45 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FLOOD CONTROL CHANNEL, 39 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2362 941 4632 A TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2362 941 4632 A TIDAL Geocache Geocache 941 4632 A TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4632 A TIDAL</h1> <b> PID </b> HT2362 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 37. (N) 122 08 46. (W) SCALED <br> <b> NAVD 88 </b> 3.211 (meters) 10.53 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.50 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.208 (meters) 10.52 (feet) COMP <br> <b> MODELED GRAV</b> 979,946.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8372 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,650. </td><td> 1,854,640. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG753610(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4632 A 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 3.15 MI WEST FROM UNION CITY. 3.15 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FROM THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION AT UNION CITY, 0.1 MILE EAST OF THE WEST END OF THE LEVEE ROAD, 21 FEET NORTH OF THE CENTER LINE OF THE ROAD, AND 24 FEET SOUTH OF THE VEGETATION LINE. 1976-01-01T00:00:00Z HT2361 941 4632 B TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2361 941 4632 B TIDAL Geocache Geocache 941 4632 B TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4632 B TIDAL</h1> <b> PID </b> HT2361 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 36. (N) 122 08 39. (W) SCALED <br> <b> NAVD 88 </b> 3.156 (meters) 10.35 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.50 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.153 (meters) 10.34 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.1 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8373 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,610. </td><td> 1,854,810. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG755610(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4632 C 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 3.05 MI WEST FROM UNION CITY. 3.05 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FROM THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION AT UNION CITY, 24 FEET NORTH OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2360 941 4632 C TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2360 941 4632 C TIDAL Geocache Geocache 941 4632 C TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4632 C TIDAL</h1> <b> PID </b> HT2360 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 36. (N) 122 08 36. (W) SCALED <br> <b> NAVD 88 </b> 2.821 (meters) 9.26 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.50 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 2.819 (meters) 9.25 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.2 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8374 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,610. </td><td> 1,854,890. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG756610(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4632 C 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 3.0 MI WEST FROM UNION CITY. 3.0 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FROM THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION AT UNION CITY, 27 FEET NORTH OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2358 941 4632 D TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2358 941 4632 D TIDAL Geocache Geocache 941 4632 D TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4632 D TIDAL</h1> <b> PID </b> HT2358 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 35. (N) 122 08 29. (W) SCALED <br> <b> NAVD 88 </b> 3.909 (meters) 12.82 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.50 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 3.906 (meters) 12.81 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.4 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8375 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,580. </td><td> 1,855,060. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG757610(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4632 D 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 2.9 MI SW FROM UNION CITY. 2.9 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FROM THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION AT UNION CITY, 24 FEET NORTH OF THE CENTER LINE OF THE ROAD. 1976-01-01T00:00:00Z HT2357 941 4632 E TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2357 941 4632 E TIDAL Geocache Geocache 941 4632 E TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4632 E TIDAL</h1> <b> PID </b> HT2357 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 35 35. (N) 122 08 26. (W) SCALED <br> <b> NAVD 88 </b> 2.771 (meters) 9.09 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.49 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 2.770 (meters) 9.09 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.5 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8376 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 622,580. </td><td> 1,855,130. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG758610(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: COPPER-CLAD STEEL ROD <br>STAMPING: 4632 E 1976 <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 2.85 MI WEST FROM UNION CITY. 2.85 MILES WEST ALONG THE SOUTH LEVEE ROAD OF ALAMEDA CREEK FROM THE ALAMEDA COUNTY FLOOD CONTROL UP LIFT STATION AT UNION CITY, 9 FEET NORTH OF THE CENTER LINE OF THE ROAD, AND IN LINE WITH THE CENTER LINE OF A LEVEE ROAD LEADING SOUTH. 1976-01-01T00:00:00Z HT2344 941 4637 C TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2344 941 4637 C TIDAL Geocache Geocache 941 4637 C TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4637 C TIDAL</h1> <b> PID </b> HT2344 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 36 18. (N) 122 11 44. (W) SCALED <br> <b> NAVD 88 </b> 5.505 (meters) 18.06 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.54 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 5.502 (meters) 18.05 (feet) COMP <br> <b> MODELED GRAV</b> 979,948.4 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8379 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 623,990. </td><td> 1,850,300. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG710622(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STAMPING: 4637 C 1976 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 2.4 MI SW FROM HAYWARD. 2.4 MILES SOUTHWEST ALONG STATE HIGHWAY 92 FROM THE SAN MATEO BRIDGE TOLL PLAZA AT HAYWARD, IN TOP OF THE SOUTHEAST CURB OF THE SOUTHEAST TRAFFIC LANES. 1976-01-01T00:00:00Z HT2343 941 4637 D TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2343 941 4637 D TIDAL Geocache Geocache 941 4637 D TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4637 D TIDAL</h1> <b> PID </b> HT2343 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 36 19. (N) 122 11 37. (W) SCALED <br> <b> NAVD 88 </b> 5.504 (meters) 18.06 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.54 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 5.500 (meters) 18.04 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8380 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 624,020. </td><td> 1,850,470. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG711623(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CURB <br>STAMPING: 4637 D 1976 <br>STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1976 </td><td>MONUMENTED </td><td>NOS</td></tr><tr><td>1977 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1977 2.3 MI SW FROM HAYWARD. 2.3 MILES SOUTHWEST ALONG STATE HIGHWAY 92 FROM THE SAN MATEO BRIDGE TOLL PLAZA AT HAYWARD, IN TOP OF THE SOUTHEAST CURB OF THE SOUTHEAST TRAFFIC LANES. 1976-01-01T00:00:00Z HT2342 941 4637 E TIDAL http://www.geocaching.com/mark/details.asp?PID=HT2342 941 4637 E TIDAL Geocache Geocache 941 4637 E TIDAL NOS Unknown Cache Regular 1 1 United States California NGS Datasheet <b> TIDAL BM </b> This is a Tidal Bench Mark. <br> <h1>941 4637 E TIDAL</h1> <b> PID </b> HT2342 <br> <b> STATE/COUNTY</b> CA/ALAMEDA <br> <b> USGS QUAD </b> REDWOOD POINT (1993) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 37 36 21. (N) 122 11 31. (W) SCALED <br> <b> NAVD 88 </b> 5.504 (meters) 18.06 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -32.54 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 5.500 (meters) 18.04 (feet) COMP <br> <b> MODELED GRAV</b> 979,947.6 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS I <br> <p>The horizontal coordinates were scaled from a topographic map and have an estimated accuracy of +/- 6 seconds. <p>The orthometric height was determined by differential leveling and adjusted by the National Geodetic Survey in September 1994. <p>This Tidal Bench Mark is designated as VM 8381 by the Center for Operational Oceanographic Products and Services. <p>The geoid height was determined by GEOID03. <p>The dynamic height is computed by dividing the NAVD 88 geopotential number by the normal gravity value computed on the Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45 degrees latitude (g = 980.6199 gals.). <p>The modeled gravity was interpolated from observed gravity values. <p> <table border=1><tr><td> </td><td> North </td><td> East </td><td> Units</td><td> Estimated Accuracy</td></tr><tr><td>SPC CA 3 </td><td> 624,080. </td><td> 1,850,620. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2> <p>No superseded survey control is available for this station. <p> <h2>Marker Information</h2>U.S. NATIONAL GRID SPATIAL ADDRESS: 10SEG713623(NAD 83) <br>MARKER: DJ = TIDAL STATION DISK &l