Benchmark file generated by bmgpxbmgpx by Ron Parkerbmgpx@parkrrrr.comLU09091003 B USGShttp://www.geocaching.com/mark/details.asp?PID=LU09091003 B USGSGeocacheGeocache1003 B USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1003 B USGS</h1> <b> PID </b> LU0909 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> IRONSIDE MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 47 03. (N) 123 25 06. (W) SCALED <br> <b> NAVD 88 </b> 306.60 (+/-2cm) 1005.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.30 (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The NAVD 88 height was computed by applying the VERTCON shift value to the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) The vertical order pertains to the NGVD 29 superseded value.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 1 </td><td> 662,070. </td><td> 1,880,300. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 305.634 (m) 1002.73 (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Superseded values are not recommended for survey control.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 See file dsdata.txt to determine how the superseded data were derived.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: 10TDL647148(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1003 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1935 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 3.4 MI SE FROM BURNT RANCH. 3.4 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM BURNT RANCH, TRINITY COUNTY, AT DON JUAN POINT, 675 FEET WEST OF A SUSPENSION BRIDGE OVER TRINITY RIVER, ON THE WEST SIDE OF THE RIVER, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1003 B 1905. <p> <h2>STATION RECOVERY (1935) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1935 MARK NOT FOUND. LU09121183 B USGShttp://www.geocaching.com/mark/details.asp?PID=LU09121183 B USGSGeocacheGeocache1183 B USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1183 B USGS</h1> <b> PID </b> LU0912 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> IRONSIDE MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 47 46. (N) 123 22 45. (W) SCALED <br> <b> NAVD 88 </b> 364.88 (+/-2cm) 1197.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.12 (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 1 </td><td> 663,340. </td><td> 1,883,620. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 363.934 (m) 1194.01 (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: 10TDL680161(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1183 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1935 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 6.4 MI SE FROM BURNT RANCH. 6.4 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM BURNT RANCH, TRINITY COUNTY, 625 FEET EAST OF VANCE GULCH, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1183 B 1905. <p> <h2>STATION RECOVERY (1935) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1935 MARK NOT FOUND. LU09151229 B USGShttp://www.geocaching.com/mark/details.asp?PID=LU09151229 B USGSGeocacheGeocache1229 B USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1229 B USGS</h1> <b> PID </b> LU0915 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> DEL LOMA (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 46 46. (N) 123 18 42. (W) SCALED <br> <b> NAVD 88 </b> 378.64 (+/-2cm) 1242.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.97 (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 1 </td><td> 661,400. </td><td> 1,889,290. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 377.724 (m) 1239.25 (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: 10TDL737143(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1229 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1935 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 1.3 MI SE FROM DEL LOMA. 1.3 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM THE POST OFFICE AT DEL LOMA, TRINITY COUNTY, 850 FEET EAST OF A HIGH CLIFF, ABOUT 65 FEET ABOVE THE HIGHWAY, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1229 B 1905. <p> <h2>STATION RECOVERY (1935) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1935 MARK NOT FOUND. LU09231315 USGShttp://www.geocaching.com/mark/details.asp?PID=LU09231315 USGSGeocacheGeocache1315 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1315 USGS</h1> <b> PID </b> LU0923 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK BALLY (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 44 26. (N) 123 12 22. (W) SCALED <br> <b> NAVD 88 </b> 401.52 (+/-2cm) 1317.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.81 (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 1 </td><td> 656,960. </td><td> 1,898,140. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 400.626 (m) 1314.39 (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: 10TDL825099(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: 1313.977 B 1905 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 2.7 MI E FROM BIG BAR. 2.7 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE POST OFFICE AT BIG BAR, TRINITY COUNTY, NEAR BIG FLAT CAMPGROUND, 34 FEET NORTH OF THE CENTERLINE OF THE HIGHWAY, AND IN THE TOP OF A ROCK OUTCROP. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1313.977 B 1905. LU09291405 Bhttp://www.geocaching.com/mark/details.asp?PID=LU09291405 BGeocacheGeocache1405 BUSGSUSGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1405 B</h1> <b> PID </b> LU0929 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HELENA (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 46 23. (N) 123 07 42. (W) SCALED <br> <b> NAVD 88 </b> 428.963 (meters) 1407.36 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.51 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 428.720 (meters) 1406.56 (feet) COMP <br> <b> MODELED GRAV</b> 980,045.3 (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 1 </td><td> 660,480. </td><td> 1,904,760. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (12/02/92) 428.085 (m) 1404.48 (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: 10TDL891135(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>SP_SET: CONCRETE PLATFORM <br>STAMPING: 1404.072 B 1905 <br>MARK LOGO: USGS <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 AT HELENA. AT HELENA, TRINITY COUNTY, AT THE POST OFFICE, 40 INCHES EAST OF THE SOUTHWEST CORNER OF THE BRICK BUILDING, AND IN THE CONCRETE PLATFORM IN FRONT OF THE BUILDING. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1404.072 B 1905. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. A NEW DESCRIPTION FOLLOWS. 14.7 KM (9.15 MI) EASTERLY ALONG STATE HIGHWAY 299 FROM THE POST OFFICE IN BIG BAR, THENCE 0.4 KM (0.25 MI) NORTHERLY ALONG EAST FORK ROAD, IN THE SOUTH CORNER OF A CONCRETE PLATFORM IN FRONT OF AN ABANDONED BUILDING, 7.7 M (25.3 FT) NORTHEAST OF THE CENTERLINE OF THE ROAD, AND 1.0 M (3.3 FT) SOUTHEAST OF THE SOUTH CORNER OF THE BUILDING. NOTE--THE DISK IS RECESSED 2-INCHES IN THE PLATFORM. THE ORIGINAL DESCRIPTION STATES THE DISK IS STAMPED 1404.072 B 1905, BUT IS STAMPED AS ABOVE. THE MARK IS 0.5 M ABOVE THE ROAD. LU09341492 USGShttp://www.geocaching.com/mark/details.asp?PID=LU09341492 USGSGeocacheGeocache1492 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1492 USGS</h1> <b> PID </b> LU0934 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> JUNCTION CITY (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 43 37. (N) 123 03 17. (W) SCALED <br> <b> NAVD 88 </b> 455.666 (meters) 1494.96 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.59 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 455.405 (meters) 1494.11 (feet) COMP <br> <b> MODELED GRAV</b> 980,038.9 (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 1 </td><td> 655,280. </td><td> 1,910,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 454.784 (m) 1492.07 (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: 10TDL953084(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1491.680 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 0.3 MI SE FROM JUNCTION CITY. 0.3 MILE SOUTHEAST ALONG U.S. HIGHWAY 299 FROM JUNCTION CITY, TRINITY COUNTY, BETWEEN THE NEW HIGHWAY AND THE OLD HIGHWAY NOW A COUNTY ROAD, 80 FEET SOUTHWEST OF THE CENTERLINE OF THE COUNTY ROAD, 73 FEET NORTHEAST OF THE CENTERLINE OF THE NEW HIGHWAY, NEAR A BRIDGE, AND IN THE TOP OF A YELLOWISH-WHITE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1491.680 B 1905. NOTE-- THIS BENCH MARK WAS DESIGNATED 1483 (U.S.G.S.) IN THE ORIGINAL LIST. LU09261651 USGShttp://www.geocaching.com/mark/details.asp?PID=LU09261651 USGSGeocacheGeocache1651 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1651 USGS</h1> <b> PID </b> LU0926 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HELENA (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 45 14. (N) 123 09 56. (W) SCALED <br> <b> NAVD 88 </b> 504.02 (+/-2cm) 1653.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.65 (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 1 </td><td> 658,390. </td><td> 1,901,590. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 503.126 (m) 1650.67 (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: 10TDL860114(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1650.266 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1976 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 3.4 MI SW FROM HELENA. 3.4 MILES SOUTHWEST ALONG U.S. HIGHWAY 299 FROM THE POST OFFICE AT HELENA, TRINITY COUNTY, AT CUTTHROAT GULCH, 0.2 MILE UP THE GULCH FROM THE HIGHWAY, ON THE EAST SIDE OF A BROOK, ON THE SOUTH SIDE OF A TRAIL, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1650.266 B 1905. <p> <h2>STATION RECOVERY (1976) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1976 MARK NOT FOUND. LU08561664 USGShttp://www.geocaching.com/mark/details.asp?PID=LU08561664 USGSGeocacheGeocache1664 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1664 USGS</h1> <b> PID </b> LU0856 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> WEAVERVILLE (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 39 09. (N) 122 56 34. (W) SCALED <br> <b> NAVD 88 </b> 508.074 (meters) 1666.91 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.82 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 507.774 (meters) 1665.92 (feet) COMP <br> <b> MODELED GRAV</b> 980,020.2 (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 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 1 </td><td> 646,910. </td><td> 1,920,270. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 507.186 (m) 1663.99 (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: 10TEL048001(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <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>USGS</td></tr><tr><td>1935 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 AT DOUGLAS CITY. AT DOUGLAS CITY, TRINITY COUNTY, ON U.S. HIGHWAY 299, OPPOSITE THE POST OFFICE, 40 FEET SOUTHEAST OF THE CENTERLINE OF THE HIGHWAY, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD COPPER NAIL AND WASHER. MX023217 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX023217 C USGSGeocacheGeocache17 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>17 C USGS</h1> <b> PID </b> MX0232 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SCOTT MOUNTAIN (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 15 23. (N) 122 40 25. (W) SCALED <br> <b> NAVD 88 </b> 1417.978 (meters) 4652.15 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.54 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 1417.005 (meters) 4648.96 (feet) COMP <br> <b> MODELED GRAV</b> 979,887.2 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 713,750. </td><td> 1,943,550. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 1416.931 (m) 4648.71 (f) ADJUSTED 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: 10TEL273672(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: BOULDER <br>STAMPING: 17 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 16.6 MI N FROM CARRVILLE. 16.6 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, 40 YARDS NORTH OF A SHARP HAIRPIN TURN IN THE ROAD, AT THE TOP OF A CANYON TRAVERSED BY A CREEK, AT A VERY LARGE ROCK OUTCROP, IN THE TOP OF ONE OF A SERIES OF BOULDERS, HIGH ABOVE THE CREEKBED AND THE BOTTOM OF THE CANYON, AND ABOUT 40 FEET ABOVE THE LEVEL OF THE ROAD. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 17 C 1931. MX022818 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX022818 C USGSGeocacheGeocache18 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>18 C USGS</h1> <b> PID </b> MX0228 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TANGLE BLUE LAKE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 14 04. (N) 122 38 58. (W) SCALED <br> <b> NAVD 88 </b> 1005.608 (meters) 3299.23 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.59 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 1004.974 (meters) 3297.15 (feet) COMP <br> <b> MODELED GRAV</b> 979,959.1 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 711,300. </td><td> 1,945,560. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 1004.610 (m) 3295.96 (f) ADJUSTED 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: 10TEL293648(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 18 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 13.5 MI N FROM CARRVILLE. 13.5 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, IN A SMALL CAMP-GROUND, 23 PACES NORTHEAST OF THE BANK OF A CREEK, 22 PACES NORTHEAST OF THE BANK OF A CREEK, 22 PACES SOUTHWEST OF THE CENTERLINE OF THE ROAD, IN THE TOP OF A LARGE BOULDER, AND ABOUT 10 FEET BELOW THE LEVEL OF THE ROAD. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 18 C 1931. LU08521830 Bhttp://www.geocaching.com/mark/details.asp?PID=LU08521830 BGeocacheGeocache1830 BUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>1830 B</h1> <b> PID </b> LU0852 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> WEAVERVILLE (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 41 47. (N) 122 55 43. (W) SCALED <br> <b> NAVD 88 </b> 558.47 (+/-2cm) 1832.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.64 (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 1 </td><td> 651,770. </td><td> 1,921,520. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 557.585 (m) 1829.34 (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: 10TEL060050(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 1828.966 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 2.3 MI S FROM WEAVERVILLE. 2.3 MILES SOUTH ALONG U.S. HIGHWAY 299 FROM WEAVERVILLE, TRINITY COUNTY, NEAR THE CONFLUENCE OF WEAVER CREEK AND LITTLE BROWNS CREEK, 365 FEET NORTH OF THE JUNCTION OF A ROAD LEADING TO LOWDEN, 22 FEET EAST OF THE CENTERLINE OF THE HIGHWAY, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1828.966 B 1905. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. MX022419 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX022419 C USGSGeocacheGeocache19 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>19 C USGS</h1> <b> PID </b> MX0224 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TANGLE BLUE LAKE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 11 43. (N) 122 39 01. (W) SCALED <br> <b> NAVD 88 </b> 923.649 (meters) 3030.34 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.76 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 923.070 (meters) 3028.44 (feet) COMP <br> <b> MODELED GRAV</b> 979,965.7 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 706,950. </td><td> 1,945,460. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 922.660 (m) 3027.09 (f) ADJUSTED 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: 10TEL293604(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 19 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19831012</td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 10.4 MI N FROM CARRVILLE. 10.4 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, 2.5 MILES SOUTH OF TRUMBLE RANCH, 160 FEET NORTH OF A WOODEN BRIDGE OVER A CREEK, 35 FEET EAST OF THE CENTERLINE OF THE ROAD, AND IN THE TOP OF A GRANITE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 19 C 1931. <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1983 (DPB) RECOVERED IN GOOD CONDITION. MX022120 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX022120 C USGSGeocacheGeocache20 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>20 C USGS</h1> <b> PID </b> MX0221 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TANGLE BLUE LAKE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 09 10. (N) 122 40 11. (W) SCALED <br> <b> NAVD 88 </b> 850.726 (meters) 2791.09 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -24.00 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 850.198 (meters) 2789.36 (feet) COMP <br> <b> MODELED GRAV</b> 979,975.3 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 702,240. </td><td> 1,943,790. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 849.746 (m) 2787.88 (f) ADJUSTED 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: 10TEL277557(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: 20 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1952 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19831012</td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1952 7.6 MI N FROM CARRVILLE. 7.65 MILES NORTH ALONG THE CARRVILLE-CALLAHAN ROAD FROM THE CARRVILLE RANCH INN AT CARRVILLE, 0.1 MILE NORTH OF A POLE BRIDGE OVER EAGLE CREEK, AT THE SOUTH JUNCTION OF A ROAD LEADING WEST TO EAGLE PEAK, IN THE TOP OF A 7-BY-5 FOOT BOULDER, 25.0 FEET EAST OF THE CENTER LINE OF THE ROAD, AND ABOUT 8.0 FEET HIGHER THAN THE SURFACE OF THE ROAD. <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1983 (DPB) RECOVERED IN GOOD CONDITION. MX021821 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX021821 C USGSGeocacheGeocache21 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>21 C USGS</h1> <b> PID </b> MX0218 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> CARRVILLE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 06 51. (N) 122 42 22. (W) SCALED <br> <b> NAVD 88 </b> 788.086 (meters) 2585.58 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -24.23 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 787.600 (meters) 2583.98 (feet) COMP <br> <b> MODELED GRAV</b> 979,982.6 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 697,980. </td><td> 1,940,700. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 787.119 (m) 2582.41 (f) ADJUSTED 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: 10TEL246514(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: 21 C 1931 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 3.6 MI N FROM CARRVILLE. 3.6 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, 70 FEET WEST OF THE CENTERLINE OF THE ROAD, IN THE TOP OF A LARGE ROCK OUTCROP, AND ABOUT 25 FEET ABOVE THE LEVEL OF THE ROAD. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 21 C 1931. DF5240224 416 S2http://www.geocaching.com/mark/details.asp?PID=DF5240224 416 S2GeocacheGeocache224 416 S2BORBOR Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>224 416 S2</h1> <b> PID </b> DF5240 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> CARRVILLE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 41 03 10.60390(N) 122 41 51.25343(W) ADJUSTED <br> <b> NAVD 88 </b> 732.8 (meters) 2404. (feet) GPS OBS <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> X </b> -2,602,309.174 (meters) COMP <br> <b> Y </b> -4,053,891.239 (meters) COMP <br> <b> Z </b> 4,167,324.126 (meters) COMP <br> <b> LAPLACE CORR</b> -1.52 (seconds) DEFLEC99 <br> <b> ELLIP HEIGHT</b> 708.24 (meters) (04/09/03) GPS OBS <br> <b> GEOID HEIGHT</b> -24.57 (meters) GEOID03 <br> <p> <b> HORZ ORDER </b> FIRST <br> <b> ELLP ORDER </b> FOURTH CLASS I <br> <p>The horizontal coordinates were established by GPS observations and adjusted by the National Geodetic Survey in April 2003. 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. <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>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 1 </td><td> 691,175.176 1</td><td>941,363.151</td><td> MT </td><td>0.99990184</td><td> -0 ' 27 22.1"</td></tr><tr><td>SPC CA 1 </td><td>2,267,630.56 6</td><td>369,288.94 </td><td> sFT </td><td>0.99990184</td><td> -0 ' 27 22.1"</td></tr><tr><td>UTM 10 </td><td>4,544,678.596 </td><td>525,414.445</td><td> MT </td><td>0.99960795</td><td> +0 ' 11 55.0"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99988892 x 0.99990184 = 0.99979077 <br> <b>UTM 10 </b> 0.99988892 x 0.99960795 = 0.99949691 <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: 10TEL2541444679(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 38 = SET IN THE ABUTMENT OR PIER OF A LARGE BRIDGE <br>SP_SET: ABUTMENT <br>STAMPING: 224-416-S2 <br>MARK LOGO: BOR <br>MAGNETIC: N = NO MAGNETIC MATERIAL <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - 1964 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1964 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1964 THE STATION IS LOCATED AT THE NORTH END OF TRINITY LAKE, ABOUT 31 MI (49.9 KM) SOUTHWEST OF WEED AND 6 MI (9.7 KM) NORTH OF TRINITY CENTER. TO REACH THE STATION FROM THE INTERSECTION OF STATE HIGHWAY 3 AND AIRPORT ROAD IN TRINITY CENTER, GO NORTH ON HIGHWAY 3 FOR 2.8 MI (4.5 KM) TO THE ENTRANCE TO THE US FOREST SERVICE NORTH SHORE VISTA POINT. CONTINUE NORTH ON HIGHWAY 3 FOR 2.3 MI (3.7 KM) TO ENRIGHT GULCH ROAD ON THE LEFT. CONTINUE NORTH ON HIGHWAY 3 FOR 0.35 MI (0.56 KM) TO EASTSIDE ROAD ON THE RIGHT. TURN RIGHT AND GO EAST ON EASTSIDE ROAD FOR 0.07 MI (0.11 KM) TO THE WEST END OF THE BRIDGE OVER THE TRINITY RIVER AND THE STATION ON THE RIGHT. THE STATION IS A SURVEY DISK EPOXIED INTO THE SIDEWALK ON THE SOUTH SIDE OF THE WEST ABUTMENT OF THE BRIDGE, 15.0 FT (4.6 M) SOUTH OF THE CENTER OF EASTSIDE ROAD, 4.4 FT (1.3 M) EAST OF A WHITE CARSONITE GUARD POST WITH AMBER REFLECTOR, 4.1 FT (1.2 M) EAST OF A YELLOW AND BLACK WARNING PADDLE, 2.0 FT (0.6 M) NORTH OF AN ORANGE CARSONITE WITNESS POST, AND 1.5 FT (0.5 M) NORTHEAST OF THE WEST END OF THE SOUTH BRIDGE RAIL. THE STATION WAS OCCUPIED AS PART OF A CALIFORNIA HPGN DENSIFICATION SURVEY. LU08182279 USGShttp://www.geocaching.com/mark/details.asp?PID=LU08182279 USGSGeocacheGeocache2279 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2279 USGS</h1> <b> PID </b> LU0818 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> COVINGTON MILL (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 52 51. (N) 122 46 01. (W) SCALED <br> <b> NAVD 88 </b> 695.387 (meters) 2281.45 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -25.44 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 694.975 (meters) 2280.10 (feet) COMP <br> <b> MODELED GRAV</b> 980,009.7 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 672,110. </td><td> 1,935,370. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 694.473 (m) 2278.45 (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: 10TEL196255(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 4.6 MI N FROM MINERSVILLE. 4.6 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM MINERSVILLE, TRINITY COUNTY, DIRECTLY ACROSS THE ROAD FROM THE H. MC HENRY MAILBOX IN 1940, 8 PACES WEST OF THE ROAD, IN THE NOTCH OF A TREE, AND 8 INCHES ABOVE THE GROUND. A UNITED STATES GEOLOGICAL SURVEY STANDARD COPPER NAIL AND WASHER. MX020923 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX020923 C USGSGeocacheGeocache23 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>23 C USGS</h1> <b> PID </b> MX0209 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> CARRVILLE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 01 43. (N) 122 41 23. (W) SCALED <br> <b> NAVD 88 </b> 702.609 (meters) 2305.14 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -24.71 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 702.184 (meters) 2303.75 (feet) COMP <br> <b> MODELED GRAV</b> 979,996.1 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 688,470. </td><td> 1,942,000. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 701.660 (m) 2302.03 (f) ADJUSTED 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: 10TEL260419(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE <br>STAMPING: 23 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1940 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1940 1.4 MI N FROM TRINITY CENTER. 1.4 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM TRINITY CENTER, TRINITY COUNTY, 21 PACES EAST OF THE ROAD, AT AN OLD BRIDGE, AND IN THE TOP OF THE SOUTHERNMOST CONCRETE PIER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 23 C 1931. NOTE-- THIS MARK IS BELOW THE HIGH-WATER ELEVATION OF TRINITY DAM RESERVOIR. AA43702304 RESEThttp://www.geocaching.com/mark/details.asp?PID=AA43702304 RESETGeocacheGeocache2304 RESETCADTUSGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2304 RESET</h1> <b> PID </b> AA4370 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 58. (N) 123 11 28. (W) SCALED <br> <b> NAVD 88 </b> 703.16 (+/-2cm) 2307.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.37 (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 1 </td><td> 635,720. </td><td> 1,899,120. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (08/19/04) 702.24 (m) 2303.9 (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: 10TDK838887(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 37 = SET IN A MASSIVE RETAINING WALL <br>SP_SET: BRIDGE WINGWALL <br>STAMPING: 2304 USGS RESET 1978 <br>MARK LOGO: USGS <br>MAGNETIC: N = NO MAGNETIC MATERIAL <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>1978 </td><td>MONUMENTED </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY CALTRANS 1978 (DS) 0.7 MILE (1.1 KM) WEST ALONG HIGHWAY 3 FROM THE POST OFFICE IN HAYFORK AT THE LARGE CONCRETE BRIDGE, NO 5-20, OVER HAYFORK RIVER IN THE TOP OF THE WEST CONCRETE WINGWALL, 7.5 FEET (2.3 M) SOUTH OF THE SOUTH END OF THE BRIDGE, 12.7 FEET (3.9 M) WEST OF THE CENTERLINE OF THE HIGHWAY, 0.5 FEET (15.2 CM) EAST OF THE GUARDRAIL FACE, AND 0.2 FEET (6.1 CM) BELOW THE SURFACE OF THE HIGHWAY. LU08642383 Bhttp://www.geocaching.com/mark/details.asp?PID=LU08642383 BGeocacheGeocache2383 BUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2383 B</h1> <b> PID </b> LU0864 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LEWISTON (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 39 45. (N) 122 48 16. (W) SCALED <br> <b> NAVD 88 </b> 727.403 (meters) 2386.49 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.61 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 726.947 (meters) 2384.99 (feet) COMP <br> <b> MODELED GRAV</b> 979,973.4 (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 1 </td><td> 647,900. </td><td> 1,931,980. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 726.499 (m) 2383.52 (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: 10TEL165013(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 2383.165 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 2 MI SE FROM FAWN LODGE. 2.0 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM THE POST OFFICE AT FAWN LODGE, TRINITY CUNTY, AT THE NORTHWEST END OF A CONCRETE-AND-ROCK WALL, 42 FEET NORTH OF THE CENTERLINE OF THE HIGHWAY, IN THE TOP OF A LARGE BOULDER, AND ABOUT 5 FEET ABOVE THE GROUND. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 2383.165 B 1905. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 THERE HAS BEEN ROAD CONSTRUCTION AT THIS LOCATION. MX020824 C USGShttp://www.geocaching.com/mark/details.asp?PID=MX020824 C USGSGeocacheGeocache24 C USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>24 C USGS</h1> <b> PID </b> MX0208 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> CARRVILLE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 00 29. (N) 122 41 11. (W) SCALED <br> <b> NAVD 88 </b> 705.583 (meters) 2314.90 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -24.83 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 705.159 (meters) 2313.51 (feet) COMP <br> <b> MODELED GRAV</b> 980,000.3 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 686,180. </td><td> 1,942,260. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 704.640 (m) 2311.81 (f) ADJUSTED 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: 10TEL263396(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BUILDING <br>STAMPING: 24 C 1931 <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>1931 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1940 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1940 AT TRINITY CENTER. AT TRINITY CENTER, TRINITY COUNTY, ON THE WEAVERVILLE-CALLAHAN ROAD, AT THE SOUTHEAST CORNER OF THE GENERAL STORE BUILDING (TAPIES RED AND WHITE GROCERY IN 1940), IN THE WALL, 45 FEET WEST OF THE CENTERLINE OF THE ROAD, AND 2 FEET ABOVE THE BOARDWALK IN FRONT OF THE STORE. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 24 C 1931 AND SET VERTICALLY. NOTE-- THIS MARK IS BELOW THE HIGH-WATER ELEVATION OF TRINITY DAM RESERVOIR. LU09582525 USDAhttp://www.geocaching.com/mark/details.asp?PID=LU09582525 USDAGeocacheGeocache2525 USDAUSDAUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2525 USDA</h1> <b> PID </b> LU0958 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 34 39. (N) 123 05 17. (W) SCALED <br> <b> NAVD 88 </b> 770.46 (+/-2cm) 2527.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.04 (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 1 </td><td> 638,720. </td><td> 1,907,890. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 769.525 (m) 2524.68 (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: 10TDK925918(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: 683 8013 ELEV 2524.90 <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>USDA</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 6.2 MI NE FROM HAYFORK. 6.2 MILES NORTHEAST ALONG THE OLD DOUGLAS CITY ROAD FROM HAYFORK, TRINITY COUNTY, 50 FEET EAST OF THE CENTERLINE OF THE ROAD, AND AT A FENCE LINE. A UNITED STATES DEPARTMENT OF AGRICULTURE DISK, STAMPED 683+8013 ELEV. 2524.90 AND SET IN THE TOP OF A CONCRETE POST. LU09612602 USDA RESEThttp://www.geocaching.com/mark/details.asp?PID=LU09612602 USDA RESETGeocacheGeocache2602 USDA RESETUSDACGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2602 USDA RESET</h1> <b> PID </b> LU0961 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 35 01.95665(N) 123 04 22.00928(W) ADJUSTED <br> <b> NAVD 88 </b> 794.19 (meters) 2605.6 (feet) LEVELING <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> X </b> -2,647,408.107 (meters) COMP <br> <b> Y </b> -4,065,336.199 (meters) COMP <br> <b> Z </b> 4,127,937.074 (meters) COMP <br> <b> LAPLACE CORR</b> 4.46 (seconds) DEFLEC99 <br> <b> ELLIP HEIGHT</b> 767.20 (meters) (06/17/03) GPS OBS <br> <b> GEOID HEIGHT</b> -26.99 (meters) GEOID03 <br> <p> <b> HORZ ORDER </b> FIRST <br> <b> VERT ORDER </b> THIRD ? <br> <b> ELLP ORDER </b> FOURTH CLASS II <br> <p>The horizontal coordinates were established by GPS observations and adjusted by the National Geodetic Survey in June 2003. 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 differential leveling. The vertical network tie was performed by a horz. field party for horz. obs reductions. Reset procedures were used to establish the elevation. <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>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 1 </td><td> 639,412.768 1</td><td>909,187.135</td><td> MT </td><td>0.99990420</td><td> -0 ' 42 05.3"</td></tr><tr><td>SPC CA 1 </td><td>2,097,806.72 6</td><td>263,724.79 </td><td> sFT </td><td>0.99990420</td><td> -0 ' 42 05.3"</td></tr><tr><td>UTM 10 </td><td>4,492,567.661 </td><td>493,840.727</td><td> MT </td><td>0.99960047</td><td> -0 ' 02 50.5"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99987967 x 0.99990420 = 0.99978388 <br> <b>UTM 10 </b> 0.99987967 x 0.99960047 = 0.99948018 <br> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 793.27 (m) 2602.6 (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: 10TDK9384192568(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: 2602 USDA RESET 1968 <br>MARK LOGO: CGS <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 SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - January 23, 2001 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1968 </td><td>MONUMENTED </td><td>USDA</td></tr><tr><td>20010123</td><td>GOOD </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US DEPARTMENT OF AGRICULTURE 1968 6.8 MI NE FROM HAYFORK. ABOUT 6.8 MILES NORTHEAST ALONG THE DOUGLAS CITY ROAD FROM THE POST OFFICE AT HAYFORK, 262 FEET EAST OF THE CARR CREEK BRIDGE, 102 FEET NORTH OF THE CENTERLINE AT STATION 730+00, AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (2001) </h2> <p>RECOVERY NOTE BY CALTRANS 2001 (JRL) THE STATION WAS RECOVERED. A COMPLETE NEW DESCRIPTION FOLLOWS. THE STATION IS LOCATED ON THE NORTH SIDE OF STATE HIGHWAY 3 NEAR THE BRIDGE OVER CARR CREEK, ABOUT 33 MI (53.1 KM) WEST OF REDDING, 12 MI (19.3 KM) SOUTH-SOUTHWEST OF WEAVERVILLE, AND 9 MI (14.5 KM) EAST OF HAYFORK. TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS 3 AND 299 AT DOUGLAS CITY, GO SOUTH AND WEST ON HIGHWAY 3 FOR 12.3 MI (19.8 KM) TO HAYFORK SUMMIT. CONTINUE SOUTH AND WEST ON HIGHWAY 3 FOR 4.6 MI (7.4 KM) TO THE STATION ON THE RIGHT AT POST MILE 14.02, JUST BEFORE BRIDGE NO. 5-35 OVER CARR CREEK. THE STATION IS 118.5 FT (36.1 M) NORTH OF THE CENTERLINE OF THE HIGHWAY, 108.3 FT (33.0 M) NORTHEAST OF POWER POLE TCPUD 6536, 58.7 FT (17.9 M) WEST OF A FENCE CORNER IN A BARBED WIRE FENCE, 4.0 FT (1.2 M) EAST OF A WHITE CARSONITE WITNESS POST WITH AMBER REFLECTOR, 2.6 FT (0.8 M) SOUTH OF AN ORANGE CARSONITE WITNESS POST AND THE BARBED WIRE FENCE, AND ABOUT 3 FT (0.9 M) HIGHER THAN THE HIGHWAY. THE STATION WAS OCCUPIED AS PART OF A CALIFORNIA HPGN DENSIFICATION SURVEY. LU08222644 USGShttp://www.geocaching.com/mark/details.asp?PID=LU08222644 USGSGeocacheGeocache2644 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2644 USGS</h1> <b> PID </b> LU0822 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> COVINGTON MILL (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 55 35. (N) 122 45 59. (W) SCALED <br> <b> NAVD 88 </b> 812.414 (meters) 2665.39 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -25.09 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 811.903 (meters) 2663.72 (feet) COMP <br> <b> MODELED GRAV</b> 979,968.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 677,170. </td><td> 1,935,460. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 811.470 (m) 2662.30 (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: 10TEL196306(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: DATUM 2644 <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>USGS</td></tr><tr><td>1958 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1958 7.9 MI S FROM TRINITY CENTER. 7.9 MILES SOUTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM TRINITY CENTER, TRINITY COUNTY, 7 PACES WEST OF THE ROAD, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED DATUM 2644. NOTE-- THE DISK IS SET AT AN ANGLE AND THE ROAD WAS HELD ON TH HIGHEST POINT. LU10712675 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10712675 USGSGeocacheGeocache2675 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2675 USGS</h1> <b> PID </b> LU1071 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 26 14. (N) 123 07 44. (W) SCALED <br> <b> NAVD 88 </b> 816.53 (+/-2cm) 2678.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.29 (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 1 </td><td> 623,190. </td><td> 1,904,230. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 815.59 (m) 2675.8 (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: 10TDK890762(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: STUMP <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 3.2 MI SE FROM PEANUT. 3.2 MILES SOUTHWEST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, 0.1 MILE SOUTHEAST OF BENCH MARK M 857, ABOUT 175 FEET SOUTH EAST OF A POINT WHERE A SMALL STREAM CROSSES THE HIGHWAY, A COPPER NAIL AND WASHER IN THE TOP OF A 48-INCH PINE STUMP, 13 FEET SOUTHWEST OF THE CENTER LINE OF THE HIGHWAY, ABOUT 3 1/2 FEET HIGHER THAN THE HIGHWAY, AND MARKED BY THE WHITE PAINTED LETTERS EL.2675. LU08482752 B USGShttp://www.geocaching.com/mark/details.asp?PID=LU08482752 B USGSGeocacheGeocache2752 B USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2752 B USGS</h1> <b> PID </b> LU0848 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> WEAVERVILLE (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 44 01. (N) 122 58 34. (W) SCALED <br> <b> NAVD 88 </b> 839.440 (meters) 2754.06 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.45 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 838.912 (meters) 2752.33 (feet) COMP <br> <b> MODELED GRAV</b> 979,967.4 (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 1 </td><td> 655,940. </td><td> 1,917,560. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 838.549 (m) 2751.14 (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: 10TEL020091(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 2752 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 2.7 MI NW FROM WEAVERVILLE. 2.7 MILES NORTHWEST ALONG OLD U.S. HIGHWAY 299 (NOW A COUNTY ROAD) FROM WEAVERVILLE, TRINITY COUNTY, 0.6 MILE EAST OF THE SUMMIT OF OREGON MOUNTAIN, ON THE NORTH SIDE OF THE OLD HIGHWAY, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 2752 B 1905. NOTE-- THE BOULDER SHOWS EVIDENCE OF HAVING BEEN MOVED-- IT HAS BEEN HIT BY A SNOW PLOW. USE WITH CAUTION. LU10742853 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10742853 USGSGeocacheGeocache2853 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2853 USGS</h1> <b> PID </b> LU1074 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 25 19. (N) 123 06 24. (W) SCALED <br> <b> NAVD 88 </b> 870.70 (+/-2cm) 2856.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.23 (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 1 </td><td> 621,470. </td><td> 1,906,090. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 869.743 (m) 2853.48 (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: 10TDK909745(NAD 83) <br>MARKER: S = SPIKE <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 4.3 MI NW FROM WILDWOOD. 4.3 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, 5.1 MILES SOUTHEAST OF PEANUT, ON THE SOUTHEAST BANK OF SALT CREEK, A RAILROAD SPIKE IN THE TOP OF A ROOT ON THE NORTHWEST SIDE OF A 40-INCH PINE TREE, ABOUT 3 FEET HIGHER THAN THE HIGHWAY, AND PAINTED WHITE. LU10542930 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10542930 USGSGeocacheGeocache2930 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2930 USGS</h1> <b> PID </b> LU1054 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> NAUFUS CREEK (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 29. (N) 123 15 29. (W) SCALED <br> <b> NAVD 88 </b> 893.98 (+/-2cm) 2933.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.64 (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 1 </td><td> 620,100. </td><td> 1,893,220. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 893.017 (m) 2929.84 (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: 10TDK781730(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 6 MI NE FROM FOREST GLEN. 6.0 MILES NORTHEAST ALONG STATE HIGHWAY 36 FROM THE FOREST GLEN INN AT FOREST GLEN, 102 YARDS NORTHEAST OF BENCH MARK D 187, AT A CONCRETE BRIDGE OVER BASIN GULCH CREEK, IN THE TOP OF THE WEST END OF THE NORTH HEAD WALL, 8 1/2 FEET NORTH OF THE CENTER LINE OF THE HIGHWAY, AND ABOUT 1 1/2 FEET HIGHER THAN THE HIGHWAY. LU10762935 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10762935 USGSGeocacheGeocache2935 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>2935 USGS</h1> <b> PID </b> LU1076 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 53. (N) 123 06 16. (W) SCALED <br> <b> NAVD 88 </b> 895.53 (+/-2cm) 2938.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.23 (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 1 </td><td> 620,670. </td><td> 1,906,270. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 894.577 (m) 2934.96 (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: 10TDK911737(NAD 83) <br>MARKER: S = SPIKE <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 3.7 MI NW FROM WILDWOOD. 3.7 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, AT THE SOUTHEAST BANK OF SALT CREEK, A RAILROAD SPIKE IN THE BASE OF THE SOUTHEAST SIDE OF A 24-INCH OAK TREE, 36 FEET SOUTHWEST OF THE CENTER LINE OF THE HIGHWAY, 25 FEET SOUTHWEST OF A SIGN READING SALT CREEK, AND ABOUT 2 FEET ABOVE THE GROUND. LU08713252 RESEThttp://www.geocaching.com/mark/details.asp?PID=LU08713252 RESETGeocacheGeocache3252 RESETUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>3252 RESET</h1> <b> PID </b> LU0871 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> FRENCH GULCH (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 38 11. (N) 122 44 02. (W) SCALED <br> <b> NAVD 88 </b> 975.77 (+/-2cm) 3201.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.66 (meters) GEOID03 <br> <p> <b> VERT ORDER </b> ? (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 1 </td><td> 644,950. </td><td> 1,937,920. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 974.850 (m) 3198.32 (f) ADJ UNCH ? <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: 10TEK225984(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: 3252 USGS RESET 1960 <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>1960 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1960 </td><td>GOOD </td><td>CADH</td></tr><tr><td>1988 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY CA DIV OF HIGHWAYS 1960 4 MI E FROM BUCKHORN. THE MARK IS LOCATED 4.0 MILES EAST ALONG U.S. HIGHWAY 299 FROM STORE AND GAS STATION AT BUCKHORN, 0.1 MILE WEST OF THE BUCKHORN SUMMIT AND THE TRINITY-SHASTA COUNTY LINE, AT THE SOUTHWEST END OF A HIGHWAY CUT, 59 FEET NORTHWEST OF THE CENTERLINE OF THE HIGHWAY OPPOSITE STATION B 488+90, 15 FEET NORTH OF A 6 INCH PINE TREE WITH BLAZE, 30 FEET WEST OF A 36 INCH PINE TREE WITH BLAZE AND 12 FEET HIGHER THAN THE ROAD, AND SET IN A CONCRETE MONUMENT. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. LU10803543 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10803543 USGSGeocacheGeocache3543 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>3543 USGS</h1> <b> PID </b> LU1080 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 31. (N) 123 05 37. (W) SCALED <br> <b> NAVD 88 </b> 1080.85 (+/-2cm) 3546.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.21 (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 1 </td><td> 619,980. </td><td> 1,907,180. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1079.890 (m) 3542.94 (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: 10TDK920731(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 65 = SET IN UNSPECIFIED ROCK OR BOULDER <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>1949 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 2.6 MI NW FROM WILDWOOD. 2.6 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, AT THE SUMMIT OF A GRADE, A COPPER NAIL AND WASHER IN THE TOP OF A 1 1/2- BY 3-FOOT ROCK, 18 FEET SOUTHEAST OF A 20-INCH PINE TREE, 16 FEET NORTH OF THE CENTER LINE OF THE HIGHWAY, AND ABOUT LEVEL WITH THE HIGHWAY. NOTE-- THE ROCK HAS BEEN BROKEN AND IS LOOSE. LU10903590.2 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10903590.2 USGSGeocacheGeocache3590.2 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>3590.2 USGS</h1> <b> PID </b> LU1090 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 23 42. (N) 123 02 53. (W) SCALED <br> <b> NAVD 88 </b> 1095.11 (+/-2cm) 3592.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.17 (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 1 </td><td> 618,420. </td><td> 1,911,030. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1094.164 (m) 3589.77 (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: 10TDK959716(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 0.8 MI SE FROM WILDWOOD. 0.8 MILE SOUTHEAST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, A COPPER NAIL AND WASHER IN THE TOP OF A ROOT ON THE SOUTHWEST SIDE OF A 60-INCH FIR TREE, 18 FEET NORTHEAST OF THE CENTER LINE OF THE HIGHWAY, 2.0 FEET SOUTHWEST OF THE TREE TRUNK, AND ABOUT 4 FEET HIGHER THAN THE HIGHWAY. LU10823666 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10823666 USGSGeocacheGeocache3666 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>3666 USGS</h1> <b> PID </b> LU1082 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 13. (N) 123 05 19. (W) SCALED <br> <b> NAVD 88 </b> 1118.24 (+/-2cm) 3668.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.21 (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 1 </td><td> 619,420. </td><td> 1,907,600. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1117.288 (m) 3665.64 (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: 10TDK924725(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 2.1 MI NW FROM WILDWOOD. 2.1 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, ABOUT 0.1 MILE SOUTHEAST OF A PROMINENT SHALE-ROCK OUTCROP, A COPPER NAIL AND WASHER IN THE BASE OF THE NORTH SIDE OF THE LARGEST MADRONE TREE IN THE VICINITY, 28 FEET SOUTH OF THE CENTER LINE OF THE HIGHWAY, AND ABOUT 3 FEET LOWER THAN THE HIGHWAY. LU10843926 USGShttp://www.geocaching.com/mark/details.asp?PID=LU10843926 USGSGeocacheGeocache3926 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>3926 USGS</h1> <b> PID </b> LU1084 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 18. (N) 123 04 47. (W) SCALED <br> <b> NAVD 88 </b> 1197.58 (+/-2cm) 3929.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.20 (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 1 </td><td> 619,560. </td><td> 1,908,360. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1196.631 (m) 3925.95 (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: 10TDK932727(NAD 83) <br>MARKER: S = SPIKE <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: SALT CREEK GRADE <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>1949 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 1.5 MI NW FROM WILDWOOD. 1.5 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, AT THE SUMMIT OF SALT CREEK GRADE, 110 FEET WEST OF THE CENTER LINE OF AN OLD ABANDONED ROAD, 12 FEET SOUTH OF THE CENTER LINE OF THE HIGHWAY, A RAILROAD SPIKE IN THE BASE OF THE NORTH SIDE OF A 24-INCH FIR TREE, AND ABOUT 0.3 FOOT LOWER THAN THE HIGHWAY. LU2100416 207 1 USBR 1954http://www.geocaching.com/mark/details.asp?PID=LU2100416 207 1 USBR 1954GeocacheGeocache416 207 1 USBR 1954BORUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>416 207 1 USBR 1954</h1> <b> PID </b> LU2100 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 49 21.52628(N) 122 51 16.07353(W) ADJUSTED <br> <b> NAVD 88 </b> 982.7 (meters) 3224. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> -2.45 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -25.88 (meters) GEOID03 <br> <p> <b> HORZ ORDER </b> THIRD <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 1 </td><td> 665,720.463 1</td><td>927,925.819</td><td> MT </td><td>0.99989466</td><td> -0 ' 33 31.4"</td></tr><tr><td>SPC CA 1 </td><td>2,184,117.89 6</td><td>325,203.29 </td><td> sFT </td><td>0.99989466</td><td> -0 ' 33 31.4"</td></tr><tr><td>UTM 10 </td><td>4,519,079.599 </td><td>512,272.479</td><td> MT </td><td>0.99960185</td><td> +0 ' 05 42.5"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99984993 x 0.99989466 = 0.99974460 <br> <b>UTM 10 </b> 0.99984993 x 0.99960185 = 0.99945184 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> GRANITE </td><td>351° 32' 28.4"</td></tr><tr><td>UTM 10 </td><td> GRANITE </td><td>350° 53' 14.5"</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>LU0812</td><td>X 220 </td><td> 4.145 METERS</td><td>183° 35' </td></tr><tr><td>LU2088</td><td>GRANITE </td><td>APPROX. 9.8 KM</td><td>350° 58' 57.0"</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 49 21.51758(N) 122 51 16.07603(W) AD(1984.00) 3 <br> <b> NAD 27 </b> 40 49 22.00100(N) 122 51 11.98700(W) AD( ) 3 <br> NGVD 29 (07/19/86) 981.8 (m) 3221. (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: 10TEL1227219080(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>1954 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1954 THE STATION IS LOCATED ON HIGH GROUND ALONG THE MINERSVILLE-WEAVERVILLE ROAD AND LIES ABOUT 8 MILES NORTHEAST OF WEAVERVILLE, ABOUT 8.5 MILES NORTH NORTHWEST OF LEWISTON AND ABOUT 4 MILES WESTERLY FROM MINERSVILLE. <p>TO REACH FROM THE ROAD JUNCTION AND OLD ABANDONED POST OFFICE AT MINERSVILLE, GO SOUTHWEST TOWARD WEAVERVILLE FOR 0.3 MILE TO A FORK. TAKE RIGHT FORK, UPPER ROAD, AND GO 4.8 MILES ALONG HEAVILY TIMBERED RIDGE TO A TRIANGULAR BLAZED OAK TREE AND STATION. DIM LOGGING ROADS FORK TO LEFT JUST BEYOND STATION. <p>STATION IS A U.S.B.R. DISK SET IN 12 IN SQUARE CONCRETE POST PROJECTING 2 IN ABOVE GROUND, APPROXIMATELY 30 FEET SOUTH OF ROAD CENTER. <p>10.46 FEET NORTHERLY TO SHINER AND NAIL IN 4 FEET DIAMETER OAK TREE. <p>14.98 FEET ESE TO SHINER AND NAIL IN 18 IN DIAMETER OAK TREE. <p>13.60 FEET SOUTHERLY TO CENTER OF USC AND GS BENCH MARK X220. LU2095416 207 13 USBR 1954http://www.geocaching.com/mark/details.asp?PID=LU2095416 207 13 USBR 1954GeocacheGeocache416 207 13 USBR 1954BORUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>416 207 13 USBR 1954</h1> <b> PID </b> LU2095 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 47 15.73120(N) 122 50 13.57059(W) ADJUSTED <br> <b> NAVD 88 </b> 984.9 (meters) 3231. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 1.19 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -26.12 (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 1 </td><td> 661,826.478 1</td><td>929,353.187</td><td> MT </td><td>0.99989498</td><td> -0 ' 32 50.5"</td></tr><tr><td>SPC CA 1 </td><td>2,171,342.37 6</td><td>329,886.25 </td><td> sFT </td><td>0.99989498</td><td> -0 ' 32 50.5"</td></tr><tr><td>UTM 10 </td><td>4,515,203.291 </td><td>513,743.758</td><td> MT </td><td>0.99960232</td><td> +0 ' 06 23.1"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99984962 x 0.99989498 = 0.99974462 <br> <b>UTM 10 </b> 0.99984962 x 0.99960232 = 0.99945200 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> WEAVER 2 </td><td>292° 58' 53.3"</td></tr><tr><td>UTM 10 </td><td> WEAVER 2 </td><td>292° 19' 39.7"</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>LU2107</td><td>WEAVER BALLY LOOKOUT HOUSE </td><td>APPROX.14.2 KM</td><td>273° 48' 14.1"</td></tr><tr><td>LU2103</td><td>WEAVER 2 </td><td>APPROX.12.9 KM</td><td>292° 26' 02.8"</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 47 15.72292(N) 122 50 13.57283(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 40 47 16.21000(N) 122 50 09.49300(W) AD( ) 2 <br> NGVD 29 (07/19/86) 984.0 (m) 3228. (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: 10TEL1374415203(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>1954 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1954 THE STATION IS LOCATED ON A HIGH KNOB ON THE BUCKEYE RIDGE ROAD TO PETTIJOHN MTN AND LIES ABOUT 7 MILES NORTHEAST FROM WEAVERVILLE, ABOUT 6 MILES NORTH NORTHWEST FROM LEWISTON AND ABOUT 4 MILES SOUTHWEST FROM MINERSVILLE. <p>TO REACH FROM THE ROAD JUNCTION AND OLD ABANDONED POST OFFICE AT MINERSVILLE GO SOUTHWEST TOWARDS WEAVERVILLE FOR 0.3 MILE TO A FORK. TAKE RIGHT FORK, UPPER ROAD, UPGRADE 6.2 MILES TO FORKS AND SIGN MONTGOMERY RIDGE-PETTIJOHN MTN. TURN LEFT, SE, GO 0.3 MILE. TAKE RIGHT FORK, SOUTH, LEADING TO PETTIJOHN MTN, GO 3.5 MILES TO PROMINENT KNOB AND STATION. FAIRLY HEAVY TIMBER AND GROUND SLOPES SHARPLY TO THE WEST AT THIS STATION. <p>STATION IS A U.S.B.R. DISK SET IN 12 IN SQUARE CONCRETE POST PROJECTING 2 IN ABOVE GROUND APPROXIMATELY 60 FEET WEST OF ROAD. <p>6.96 FEET WESTERLY TO NAIL AND SHINER IN 21 IN DIAMETER PINE TREE. <p>17.86 FEET NORTHERLY TO NAIL AND SHINER IN 28 IN DIAMETER PINE TREE. LU2096416 207 2 USBR 1954http://www.geocaching.com/mark/details.asp?PID=LU2096416 207 2 USBR 1954GeocacheGeocache416 207 2 USBR 1954BORUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>416 207 2 USBR 1954</h1> <b> PID </b> LU2096 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 47 47.68217(N) 122 50 56.09199(W) ADJUSTED <br> <b> NAVD 88 </b> 1014. (meters) 3327. (feet) SCALED <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> -0.36 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -26.06 (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 orthometric height was scaled from a topographic map. <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 1 </td><td> 662,821.517 1</td><td>928,365.941</td><td> MT </td><td>0.99989486</td><td> -0 ' 33 18.3"</td></tr><tr><td>SPC CA 1 </td><td>2,174,606.93 6</td><td>326,647.26 </td><td> sFT </td><td>0.99989486</td><td> -0 ' 33 18.3"</td></tr><tr><td>UTM 10 </td><td>4,516,186.712 </td><td>512,745.515</td><td> MT </td><td>0.99960200</td><td> +0 ' 05 55.4"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99984507 x 0.99989486 = 0.99973994 <br> <b>UTM 10 </b> 0.99984507 x 0.99960200 = 0.99944713 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> EASTMAN </td><td>120° 26' 51.9"</td></tr><tr><td>UTM 10 </td><td> EASTMAN </td><td>119° 47' 38.2"</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>LU2074</td><td>EASTMAN </td><td>APPROX.12.6 KM</td><td>119° 53' 33.6"</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 47 47.67364(N) 122 50 56.09544(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 40 47 48.15000(N) 122 50 52.00200(W) AD( ) 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: 10TEL1274616187(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>1954 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1954 THE STATION IS LOCATED NEAR A SHARP TURN AND IN AN OPEN AREA ALONG THE BUCKEYE RIDGE ROAD TO PETTIJOHN MTN. AND LIES ABOUT 7 MILES NORTHEAST FROM WEAVERVILLE, ABOUT 7 MILES NORTH-NORTHWEST FROM LEWISTON AND ABOUT 4 MILES SOUTHWEST FROM MINERSVILLE. <p>TO REACH FROM THE ROAD JUNCTION AND OLD ABANDONED POST OFFICE AT MINERSVILLE, GO SOUTHWEST TOWARD WEAVERVILLE FOR 0.3 MILE TO A FORK. TAKE RIGHT FORK, UPPER ROAD, UPGRADE, ALONG TOP OF RIDGE 6.2 MILES TO FORK IN ROAD AND SIGN MONTGOMERY RIDGE-PETTIJOHN MTN., TURN LEFT, SOUTHEAST, GO 0.3 MILE, TAKE RIGHT FORK, SOUTH, GO 2.4 MILES ALONG PETTIJOHN MTN. ROAD TO STATION. <p>STATION IS A U.S.B.R. DISK SET IN 12 IN SQUARE CONCRETE POST PROJECTING 3 IN ABOVE GROUND, APPROXIMATELY 20 FEET SOUTHWEST OF CENTER OF ROAD. <p>17.50 FEET SOUTHWEST TO USC AND GS DISK, PETTIJOHN AZIMUTH MARK. <p>11.64 FEET ESE TO SHINER AND NAIL IN 30 IN DIAMETER PINE TREE. <p>26.49 FEET ENE TO SHINER AND NAIL IN 10 IN DIAMETER PINE TREE. LU2099416 207 8 USBR 1954http://www.geocaching.com/mark/details.asp?PID=LU2099416 207 8 USBR 1954GeocacheGeocache416 207 8 USBR 1954BORUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>416 207 8 USBR 1954</h1> <b> PID </b> LU2099 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 48 03.41975(N) 122 45 52.05873(W) ADJUSTED <br> <b> NAVD 88 </b> 602.9 (meters) 1978. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 3.51 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -25.95 (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 1 </td><td> 663,241.300 1</td><td>935,496.451</td><td> MT </td><td>0.99989481</td><td> -0 ' 29 59.5"</td></tr><tr><td>SPC CA 1 </td><td>2,175,984.17 6</td><td>350,041.27 </td><td> sFT </td><td>0.99989481</td><td> -0 ' 29 59.5"</td></tr><tr><td>UTM 10 </td><td>4,516,687.684 </td><td>519,868.693</td><td> MT </td><td>0.99960486</td><td> +0 ' 09 14.1"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99990951 x 0.99989481 = 0.99980433 <br> <b>UTM 10 </b> 0.99990951 x 0.99960486 = 0.99951440 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> FAIRVIEW USBR 1954 </td><td>043° 28' 29.3"</td></tr><tr><td>UTM 10 </td><td> FAIRVIEW USBR 1954 </td><td>042° 49' 15.7"</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>LU2097</td><td>FAIRVIEW USBR 1954 </td><td>APPROX. 1.5 KM</td><td>042° 58' 29.8"</td></tr><tr><td>LU2090</td><td>416 207 9 USBR 1954 </td><td>206.888 METERS</td><td>178° 23' </td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 48 03.41227(N) 122 45 52.06168(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 40 48 03.88970(N) 122 45 47.98030(W) AD( ) 2 <br> NGVD 29 (07/19/86) 602.0 (m) 1975. (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: 10TEL1986916688(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>1954 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1954 THE STATION IS LOCATED ALONG THE LEWISTON-TRINITY CENTER ROAD AND LIES ABOUT 7 MILES NORTH NORTHEAST FROM LEWISTON AND ABOUT 2.5 MILES SOUTH SOUTHEAST FROM MINERSVILLE. <p>TO REACH FROM THE ROAD JUNCTION AND OLD ABANDONED POST OFFICE AT MINERSVILLE, GO SOUTHEAST ON MAIN TRAVELED ROAD TOWARDS LEWISTON, 2.6 MILES TO STATION ON LEFT, EAST SIDE OF ROAD, APPROXIMATELY 20 FEET FROM CENTER ROAD. ROAD IS PARALLEL AND DIRECTLY ABOVE RIVER FOR APPROXIMATELY 500 FEET AT THIS POINT. <p>STATION IS A U.S.B.R. DISK SET IN 12 IN SQUARE CONCRETE IN CENTER OF LOG CAIRN, 4 FOOT WOOD STAND. <p>41.60 FEET NORTHERLY TO SHINER AND NAIL IN 14 IN DIAMETER OAK TREE. <p>31.59 FEE WESTERLY TO 1/2 IN DIAMETER REINFORCED ROD 3 FEET ABOVE ROAD IN HIGH ROCK BANK. LU2090416 207 9 USBR 1954http://www.geocaching.com/mark/details.asp?PID=LU2090416 207 9 USBR 1954GeocacheGeocache416 207 9 USBR 1954BORUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>416 207 9 USBR 1954</h1> <b> PID </b> LU2090 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 47 56.71553(N) 122 45 51.81074(W) ADJUSTED <br> <b> NAVD 88 </b> 608.2 (meters) 1995. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 3.64 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -25.96 (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 1 </td><td> 663,034.472 1</td><td>935,500.460</td><td> MT </td><td>0.99989483</td><td> -0 ' 29 59.4"</td></tr><tr><td>SPC CA 1 </td><td>2,175,305.60 6</td><td>350,054.43 </td><td> sFT </td><td>0.99989483</td><td> -0 ' 29 59.4"</td></tr><tr><td>UTM 10 </td><td>4,516,480.976 </td><td>519,875.060</td><td> MT </td><td>0.99960486</td><td> +0 ' 09 14.2"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99990868 x 0.99989483 = 0.99980352 <br> <b>UTM 10 </b> 0.99990868 x 0.99960486 = 0.99951357 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> FAIRVIEW USBR 1954 </td><td>038° 23' 00.6"</td></tr><tr><td>UTM 10 </td><td> FAIRVIEW USBR 1954 </td><td>037° 43' 47.0"</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>LU2097</td><td>FAIRVIEW USBR 1954 </td><td>APPROX. 1.6 KM</td><td>037° 53' 01.2"</td></tr><tr><td>LU2099</td><td>416 207 8 USBR 1954 </td><td>206.888 METERS</td><td>358° 23' </td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 47 56.70804(N) 122 45 51.81368(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 40 47 57.18540(N) 122 45 47.73240(W) AD( ) 2 <br> NGVD 29 (07/19/86) 607.3 (m) 1992. (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: 10TEL1987516481(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>1954 </td><td>MONUMENTED </td><td>BOR</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US BUREAU OF RECLAMATION 1954 THE STATION IS LOCATED ALONG THE LEWISTON-TRINITY CENTER ROAD AND LIES ABOUT 7 MILES NORTH NORTHEAST FROM LEWISTON AND ABOUT 2.5 MILES SOUTH SOUTHEAST FROM MINERSVILLE. <p>TO REACH FROM THE ROAD JUNCTION AND OLD ABANDONED POST OFFICE AT MINERSVILLE, GO SE. ON MAIN TRAVELED ROAD TOWARDS LEWISTON 2.7 MILES TO END OF TRUCK TRAVEL. STATION IS APPROXIMATELY 30 FEET WEST OF ROAD ON BANK WHICH IS APPROXIMATELY 20 FEET ABOVE ROAD, OPPOSITE AN 18 IN DIAMETER OAK TREE WITH A LARGE TRIANGULAR BLAZE. <p>STATION IS A USBR DISK SET IN 12 IN SQUARE CONCRETE POST FLUSH WITH GROUND, 4 FT WOOD STAND. <p>11.34 FEET WESTERLY TO SHINER AND NAIL IN 8 IN DIAMETER CEDAR TREE. <p>14.60 FEET SOUTHERLY TO SHINER AND NAIL IN 6 IN DIAMETER OAK TREE. <p>13.25 FEET NORTHEAST TO SHINER AND NAIL IN 6 IN DIAMETER OAK TREE. LU07774203.7 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07774203.7 USGSGeocacheGeocache4203.7 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>4203.7 USGS</h1> <b> PID </b> LU0777 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHASTA BALLY (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 34 58. (N) 122 42 05. (W) SCALED <br> <b> NAVD 88 </b> 1309.80 (+/-2cm) 4297.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.77 (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 1 </td><td> 638,970. </td><td> 1,940,620. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1308.864 (m) 4294.16 (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: 10TEK252924(NAD 83) <br>MARKER: Q = CHISELED SQUARE <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <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>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 11.5 MI SE FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 7.2 MILES SOUTH ALONG THE BULLY CHOOP ROAD, AT A POINT WHERE THE ROAD CROSSES A SMALL CREEK, A CHISELED SQUARE ON THE TOP OF A BOULDER MARKED 4203.8, 20.5 FEET NORTH OF THE CENTER OF THE EAST END OF A 24-INCH CORRUGATED METAL PIPE CULVERT, 18.5 FEET EAST OF THE CENTER LINE OF THE ROAD, AND ABOUT 1 FOOT HIGHER THAN THE ROAD. LU07715001.6 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07715001.6 USGSGeocacheGeocache5001.6 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5001.6 USGS</h1> <b> PID </b> LU0771 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHASTA BALLY (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 34 23. (N) 122 43 35. (W) SCALED <br> <b> NAVD 88 </b> 1525.84 (+/-2cm) 5006.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.75 (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 1 </td><td> 637,910. </td><td> 1,938,500. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1524.892 (m) 5002.92 (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: 10TEK231914(NAD 83) <br>MARKER: Q = CHISELED SQUARE <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <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>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 14.5 MI S FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 10.2 MILES SOUTH ALONG THE BULLY CHOOP ROAD, ON THE OUTSIDE OF A CURVE, ON THE TOP OF A SMALL BOULDER ABOUT LEVEL WITH THE ROAD, 58 FEET NORTH OF B.M. M 385, 30 FEET SOUTHEAST OF THE CENTER LINE OF THE ROAD, 19.5 FEET WEST OF A SMALL TELEPHONE POLE MARKED 5001.6. LU07585052.8 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07585052.8 USGSGeocacheGeocache5052.8 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5052.8 USGS</h1> <b> PID </b> LU0758 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 32. (N) 122 47 12. (W) SCALED <br> <b> NAVD 88 </b> 1540.68 (+/-2cm) 5054.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.73 (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 1 </td><td> 634,530. </td><td> 1,933,370. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1539.723 (m) 5051.57 (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: 10TEK180879(NAD 83) <br>MARKER: S = SPIKE <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 20.3 MI S FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 16.0 MILES SOUTH ALONG THE BULLY CHOOP ROAD, ON THE OUTSIDE OF A CURVE, A RAILROAD SPIKE IN THE EAST BASE OF AN 18-INCH PINE TREE, 9.0 FEET WEST OF THE CENTER LINE OF THE ROAD, ABOUT LEVEL WITH THE ROAD, AND MARKED BY WHITE PAINTED NUMBERS 5052.8. LU07495126.3 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07495126.3 USGSGeocacheGeocache5126.3 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5126.3 USGS</h1> <b> PID </b> LU0749 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 30 05. (N) 122 46 53. (W) SCALED <br> <b> NAVD 88 </b> 1563.34 (+/-2cm) 5129.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.95 (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 1 </td><td> 629,990. </td><td> 1,933,770. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1562.429 (m) 5126.07 (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: 10TEK185834(NAD 83) <br>MARKER: N = NAIL <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 17.5 MI W FROM ONO. 7.6 MILES SOUTHWEST ALONG THE PLATINA ROAD FROM THE POST OFFICE AT ONO, THENCE 9.9 MILES NORTHWEST ALONG THE BULLY CHOOP ROAD, ON THE INSIDE OF A CURVE, AT A POINT WHERE THE ROAD CROSSES A RIDGE, 43.0 FEET NORTH OF AND ACROSS THE ROAD FROM B.M. E 334, IN THE TOP OF AN EXPOSED PORTION OF A ROOT ON THE SOUTHWEST SIDE OF A 36-INCH PINE TREE, 14.5 FEET NORTH OF THE CENTER LINE OF THE ROAD, ABOUT 3 FEET HIGHER THAN THE ROAD, AND MARKED BY WHITE PAINTED NUMBERS 5126.3. LU21475195 VA=CHAPARRALhttp://www.geocaching.com/mark/details.asp?PID=LU21475195 VA=CHAPARRALGeocacheGeocache5195 VA=CHAPARRALCGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5195 VA=CHAPARRAL</h1> <b> PID </b> LU2147 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BIG BAR (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1992)</b> 40 43 45.65353(N) 123 19 06.67742(W) ADJUSTED <br> <b> NAVD 88 </b> 1590.6 (meters) 5218. (feet) VERTCON <br> <hr> <b> EPOCH DATE </b> 1991.35 <br> <b> LAPLACE CORR</b> 2.56 (seconds) DEFLEC99 <br> <b> GEOID HEIGHT</b> -27.09 (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 1 </td><td> 655,847.371 1</td><td>888,629.157</td><td> MT </td><td>0.99989633</td><td> -0 ' 51 43.8"</td></tr><tr><td>SPC CA 1 </td><td>2,151,725.92 6</td><td>196,277.49 </td><td> sFT </td><td>0.99989633</td><td> -0 ' 51 43.8"</td></tr><tr><td>UTM 10 </td><td>4,508,761.635 </td><td>473,102.554</td><td> MT </td><td>0.99960890</td><td> -0 ' 12 28.2"</td></tr> </table> <p> <b> </b> Elev Factor x Scale Factor = Combined Factor <br> <b>SPC CA 1 </b> 0.99975481 x 0.99989633 = 0.99965116 <br> <b>UTM 10 </b> 0.99975481 x 0.99960890 = 0.99936380 <br> <p> <table border=1><tr><td> </td><td> Primary Azimuth Mark </td><td>Grid Az</td></tr><tr><td>SPC CA 1 </td><td> CHAPARRAL AZ MK </td><td>308° 27' 11.9"</td></tr><tr><td>UTM 10 </td><td> CHAPARRAL AZ MK </td><td>307° 47' 56.3"</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>DB5708</td><td>CHAPARRAL RM 1 </td><td> 6.617 METERS</td><td>086° 17' </td></tr><tr><td>LU2131</td><td>HAYFORK BALLY AIR FORCE RAD TR </td><td>APPROX.11.4 KM</td><td>133° 04' 52.3"</td></tr><tr><td>DB5709</td><td>CHAPARRAL RM 2 </td><td> 8.784 METERS</td><td>197° 57' </td></tr><tr><td>DB5712</td><td>CHAPARRAL AZ MK </td><td> </td><td>307° 35' 28.1"</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> <b> NAD 83(1986)</b> 40 43 45.64221(N) 123 19 06.68737(W) AD(1984.00) 2 <br> <b> NAD 27 </b> 40 43 46.13720(N) 123 19 02.55730(W) AD( ) 2 <br> NGVD 29 (07/19/86) 1589.6 (m) 5215. (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: 10TDL7310308762(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>1961 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1976 </td><td>GOOD </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1961 (JCC) THE STATION IS ABOUT 10-1/2 MILES NORTHEAST OF HYAMPOM, 4 MILES SOUTH-SOUTHEAST OF HAYDEN FLAT GUARD STATION AND 3-1/2 MILES WEST OF BIG BAR, ON THE HIGHEST POINT OF MONUMENT PEAK. A PROMINENT, ROCK AND BRUSH COVERED MOUNTAIN, WHICH IS THE HIGHEST POINT IN THE IMMEDIATE VICINITY. <p>TO REACH THE STATION FROM THE POST OFFICE IN BIG BAR, GO EAST ON U.S. HIGHWAY 299 FOR 1.0 MILE TO A BRIDGE SPANNING THE TRINITY RIVER. TURN RIGHT CROSSING THE BRIDGE FOR 0.15 MILE TO A FORK. TAKE THE RIGHT FORK AND GO WESTERLY FOR 0.2 MILE TO A FORK AT A SIGN CORRAL BOTTOM 10 AND OTHERS. CONTINUE STRAIGHT AHEAD FOR 5.4 MILES TO THE SUMMIT OF A RIDGE, A FORK AND A SIGN CORRAL BOTTOM ROAD, HYAMPOM 18 AND OTHERS. TAKE THE RIGHT FORK AND GO UP GRADE FOR 0.55 MILE TO A SIDE ROAD ON THE LEFT. CONTINUE STRAIGHT AHEAD FOR 0.25 MILE TO A FORK AT A SIGN EAGLE ROCK ROAD, CHAPARRAL MTN, TRAIL 4 AND EAGLE ROCK LO 5. TAKE THE RIGHT FORK AND GO 1.05 MILES TO A DRIVE OUT ON THE LEFT AND A FORK. TAKE THE RIGHT FORK AND CONTINUE UP GRADE FOR 2.3 TO A SMALL SADDLE AND A LARGE ROCK FORMATION ABOUT 100 FEET NORTH. (THE AZIMUTH MARK IS 0.1 MILE NORTHWEST OF THIS POINT) FROM THE SMALL SADDLE PACK NORTHEAST THROUGH HEAVY BRUSH FOR ABOUT 45 MINUTES TO THE HIGHEST POINT AND THE STATION. <p>REFERENCE MARK 1 IS A STANDARD DISK STAMPED CHAPARRAL NO 1 1953 CEMENTED IN A DRILL HOLE IN A 1 BY 2 FOOT ROCK OUTCROP PROJECTING 1 FOOT. IT IS ABOUT 2 FEET LOWER THAN THE STATION. <p>REFERENCE MARK 2 IS A STANDARD DISK STAMPED CHAPARRAL NO 2 1953 CEMENTED IN A DRILL HOLE IN A 2 BY 2 FOOT ROCK OUTCROP PROJECTING 1 FOOT. IT IS ON THE SOUTHWEST SLOPE OF THE HILL AND ABOUT 5 FEET LOWER THAN THE STATION. <p>THE AZIMUTH MARK IS A STANDARD DISK STAMPED CHAPARRAL 1953 CEMENTED IN A DRILL HOLE NEAR THE SOUTH EDGE OF A LARGE, PROMINENT ROCK FORMATION THAT PROJECTS ABOUT 15 FEET ABOVE THE RIDGE PROPER. IT IS 28 FEET SOUTH OF THE HIGHEST POINT OF THE FORMATION, 89.9 FEET SOUTH-SOUTHEAST OF A PINE TREE AND ABOUT 150 FEET NORTHEAST AND ABOUT 100 FEET HIGHER THAN THE ROAD AND 5 FEET SOUTH OF A CAIRN. <p>THE STATION MARK IS A UNITED STATES GEOLOGICAL SURVEY DISK CEMENTED IN A DRILL HOLE IN A 2 BY 2 FOOT ROCK OUTCROP. THE DISK IS STAMPED 5195 V A. <p>OFFICE NOTE--CHAPARRAL (USGS) WAS SET IN 1953, STATION WAS NOT OBSERVED ON OR FROM AND WAS VISITED ONLY BY THE BUILDING PARTY. <p> <h2>STATION RECOVERY (1976) </h2> <p>RECOVERY NOTE BY CALTRANS 1976 (PRL) THE STATION AND REFERENCE MARKS WERE RECOVERED IN GOOD CONDITION. THE DIRECTIONS TO ALL MARKS CHECKED PREVIOUS DATA. THE DISTANCES TO REFERENCE MARKS 1, 2 DIFFERED FROM PREVIOUS DATA. ALL DISTANCES WERE SHORTER, TO RM 1 BY 0.08 FEET OR 0.023 METERS, TO RM 2 BY 0.09 FEET OR 0.028 METERS. <p>FOLLOWING IS A NEW DESCRIPTION ON HOW TO REACH. TO REACH THE STATION FROM THE POST OFFICE IN BIG BAR, GO EAST ON HIGHWAY 299 FOR 1.0 MILE TO A BRIDGE SPANNING THE TRINITY RIVER. TURN RIGHT CROSSING THE BRIDGE FOR 0.15 MILE TO A FORK. TAKE RIGHT FORK AND GO WESTERLY FOR 0.2 MILE TO A FORK AT A SIGN---CORRAL BOTTOM 10---AND OTHERS. CONTINUE STRAIGHT AHEAD FOR 5.4 MILES TO THE SUMMIT OF A RIDGE, A FORK AND A SIGN---CORRAL BOTTOM ROAD, HYAMPOM 18 AND OTHERS. TURN RIGHT ON FIRST ROAD AND GO FOR 2.0 MILES TO A FORK AT A MATERIAL SITE, STAY LEFT AND GO FOR 0.1 MILE TO A ROAD ON THE RIGHT. CONTINUE STRAIGHT AHEAD FOR 1.2 MILES TO A FORK IN THE ROAD. TAKE LEFT FORK AND TRAVEL DOWN HILL FOR 2.5 MILES TO A FORK IN ROAD. TAKE RIGHT FORK ACROSS EDGE OF RIDGE FOR 1.1 MILES TO A---T---INTERSECTION, TURN RIGHT AND TRAVEL FOR 0.6 MILE TO A FORK IN THE ROAD. TAKE RIGHT FORK AND TRAVEL FOR 0.7 MILE TO A FORK. TAKE RIGHT FORK AND TRAVEL UP THE RIDGE FOR 2.1 MILES TO TOP OF RIDGE AND A---T---INTERSECTION, TURN RIGHT AND TRAVEL FOR 0.9 MILE TO A WIDE AREA AND END OF TRUCK TRAVEL. PACK NORTHEASTERLY ON A TRAIL TO THE HIGHEST POINT ON THE RIDGE AND THE STATION. THE PACK IS ABOUT 10 MINUTES. LU07515209.2 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07515209.2 USGSGeocacheGeocache5209.2 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5209.2 USGS</h1> <b> PID </b> LU0751 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 30 48. (N) 122 47 17. (W) SCALED <br> <b> NAVD 88 </b> 1588.59 (+/-2cm) 5211.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.87 (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 1 </td><td> 631,320. </td><td> 1,933,220. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1587.665 (m) 5208.86 (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: 10TEK179847(NAD 83) <br>MARKER: S = SPIKE <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 19 MI W FROM ONO. 7.6 MILES SOUTHWEST ALONG THE PLATINA ROAD FROM THE POST OFFICE AT ONO, THENCE 11.4 MILES NORTHWEST ALONG THE BULLY CHOOP ROAD, 25 FEET SOUTHEAST OF THE CENTER OF THE JUNCTION OF A PRIVATE ROAD LEADING WEST, IN THE NORTH BASE OF A 20-INCH PINE TREE, 6 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, ABOUT 1/2 FOOT HIGHER THAN THE ROAD, AND MARKED BY WHITE PAINTED NUMBERS 5209.2. LU1514553 Bhttp://www.geocaching.com/mark/details.asp?PID=LU1514553 BGeocacheGeocache553 BUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>553 B</h1> <b> PID </b> LU1514 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SALYER (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 53 21. (N) 123 36 03. (W) SCALED <br> <b> NAVD 88 </b> 169.76 (+/-2cm) 557.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.85 (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 1 </td><td> 673,990. </td><td> 1,865,110. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 168.749 (m) 553.64 (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: 10TDL493266(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: 553.185 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 4 MI E FROM WILLOW CREEK. IN TRINITY COUNTY, 4.0 MILES EAST ALONG U.S. HIGHWAY 299 FROM WILLOW CREEK, HUMBOLDT COUNTY, AT THE JUNCTION OF TRINITY RIVER AND SOUTH FORK RIVER, 160 FEET NORTH OF A HIGHWAY BRIDGE OVER SOUTH FORK RIVER, 50 FEET NORTHWEST OF A FOREST SERVICE GARAGE, IN THE TOP OF A BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 553.185 B 1905. NOTE-- THIS BENCH MARK WAS DESIGNATED 543 (USGS) IN THE ORIGINAL LIST. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. LU07675747.9 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07675747.9 USGSGeocacheGeocache5747.9 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5747.9 USGS</h1> <b> PID </b> LU0767 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHASTA BALLY (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 33 49. (N) 122 44 30. (W) SCALED <br> <b> NAVD 88 </b> 1753.32 (+/-2cm) 5752.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.75 (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 1 </td><td> 636,870. </td><td> 1,937,200. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1752.366 (m) 5749.22 (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: 10TEK218903(NAD 83) <br>MARKER: Q = CHISELED SQUARE <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <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>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 16 MI S FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 11.7 MILES SOUTH ALONG THE BULLY CHOOP ROAD, AT A SUMMIT, AT THE JUNCTION OF A DIRT ROAD LEADING SOUTHWEST, A CHISELED SQUARE ON THE TOP OF A SMALL EMBEDDED BOULDER, 27 FEET WEST OF THE CENTER LINE OF THE BULLY CHOOP ROAD, 7 FEET NORTHWEST OF THE CENTER LINE OF THE DIRT ROAD LEADING SOUTHWEST, 24 FEET SOUTHEAST OF B.M. W 333, AND ABOUT LEVEL WITH THE ROAD. LU07625816.5 USGShttp://www.geocaching.com/mark/details.asp?PID=LU07625816.5 USGSGeocacheGeocache5816.5 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>5816.5 USGS</h1> <b> PID </b> LU0762 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 57. (N) 122 45 55. (W) SCALED <br> <b> NAVD 88 </b> 1773.73 (+/-2cm) 5819.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.75 (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 1 </td><td> 635,290. </td><td> 1,935,180. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1772.768 (m) 5816.16 (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: 10TEK198887(NAD 83) <br>MARKER: Q = CHISELED SQUARE <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK CUT <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 18.1 MI S FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 13.6 MILES SOUTH ALONG THE BULLY CHOOP ROAD, ON THE INSIDE OF A U CURVE, AT THE APPROXIMATE CENTER OF A ROCK CUT, A CHISELED SQUARE AT THE SOUTH EDGE OF A SMALL LEDGE, 11 1/2 FEET NORTH OF THE CENTER LINE OF THE ROAD, ABOUT 1 FOOT HIGHER THAN THE ROAD, AND MARKED BY THE WHITE PAINTED NUMBERS 5816.5. LU0901787 Bhttp://www.geocaching.com/mark/details.asp?PID=LU0901787 BGeocacheGeocache787 BUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>787 B</h1> <b> PID </b> LU0901 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> IRONSIDE MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 51 51. (N) 123 30 02. (W) SCALED <br> <b> NAVD 88 </b> 241.11 (+/-2cm) 791.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.48 (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 1 </td><td> 671,060. </td><td> 1,873,510. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 240.130 (m) 787.83 (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: 10TDL578237(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>SP_SET: BOULDER <br>STAMPING: 787.380 B 1905 <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>1905 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>UNK </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>MARK NOT FOUND </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY UNK 6 MI SE FROM SALYER. 6.0 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM SALYER, TRINITY COUNTY, 0.2 MILE NORTH OF THE HIGHWAY, ON THE RANCH BELONGING IN 1931 TO WILLIAM GRAY, ABOUT 500 FEET NORTHWEST OF A LOG CABIN, 10 FEET SOUTH OF A FENCE, AND IN THE TOP OF A LARGE BOULDER. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 787.380 B 1905. NOTE-- THIS BENCH MARK WAS DESIGNATED 777 (U.S.G.S.) IN THE ORIGINAL LIST. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 MARK NOT FOUND. LU0908983.42http://www.geocaching.com/mark/details.asp?PID=LU0908983.42GeocacheGeocache983.42BPRBPR Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>983.42</h1> <b> PID </b> LU0908 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> IRONSIDE MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 47 25. (N) 123 26 22. (W) SCALED <br> <b> NAVD 88 </b> 300.84 (+/-2cm) 987.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.37 (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 1 </td><td> 662,770. </td><td> 1,878,530. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 299.889 (m) 983.89 (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: 10TDL629155(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 38 = SET IN THE ABUTMENT OR PIER OF A LARGE BRIDGE <br>SP_SET: BRIDGE ABUTMENT <br>STAMPING: 983.42 1928 <br>MARK LOGO: BPR <br>MAGNETIC: N = NO MAGNETIC MATERIAL <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>1928 </td><td>MONUMENTED </td><td>BPR</td></tr><tr><td>1933 </td><td>GOOD </td><td>NGS</td></tr><tr><td>19850125</td><td>GOOD </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1933 2.2 MI SE FROM BURNT RANCH. 2.2 MILES SOUTHEAST ALONG U.S. HIGHWAY 299 FROM BURNT RANCH, TRINITY COUNTY, ON THE NORTH SIDE OF TRINITY RIVER, ON THE NORTH SIDE OF THE HIGHWAY, AND IN THE TOP OF THE BRIDGE ABUTMENT. A UNITED STATES BUREAU OF PUBLIC ROADS STANDARD DISK, STAMPED 983.42 1928. <p> <h2>STATION RECOVERY (1985) </h2> <p>RECOVERY NOTE BY CALTRANS 1985 RECOVERED IN GOOD CONDITION. LU1782983.42 RESEThttp://www.geocaching.com/mark/details.asp?PID=LU1782983.42 RESETGeocacheGeocache983.42 RESETCADTCADH Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>983.42 RESET</h1> <b> PID </b> LU1782 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> IRONSIDE MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 47 23. (N) 123 26 23. (W) SCALED <br> <b> NAVD 88 </b> 301.724 (meters) 989.91 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -27.37 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 301.560 (meters) 989.37 (feet) COMP <br> <b> MODELED GRAV</b> 980,073.3 (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 1 </td><td> 662,710. </td><td> 1,878,500. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (08/19/04) 300.78 (m) 986.8 (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: 10TDL629155(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 36 = SET IN A MASSIVE STRUCTURE <br>SP_SET: BRIDGE GUARDRAIL <br>STAMPING: 983.42 USBPR 1928 RESET 1985 <br>MARK LOGO: CADH <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>1985 </td><td>MONUMENTED </td><td>CADT</td></tr><tr><td>1988 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 21.7 KM (13.50 MI) NW FROM BIG BAR. 21.7 KM (13.50 MI) NORTHWESTERLY ALONG STATE HIGHWAY 299 FROM THE POST OFFICE IN BIG BAR, IN TOP OF AND 5.0 M (16.4 FT) WEST OF THE EAST END OF THE SOUTH CONCRETE GUARDRAIL OF HIGHWAY BRIDGE NUMBER 5-06 SPANNING THE TRINITY RIVER, AND 5.8 M (19.0 FT) SOUTH OF THE CENTERLINE OF THE HIGHWAY. THE MARK IS 0.8 M ABOVE THE HIGHWAY. LU1765A 1422http://www.geocaching.com/mark/details.asp?PID=LU1765A 1422GeocacheGeocacheA 1422NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 1422</h1> <b> PID </b> LU1765 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SALYER (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 52 51. (N) 123 32 34. (W) SCALED <br> <b> NAVD 88 </b> 250.908 (meters) 823.19 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -27.63 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 250.774 (meters) 822.75 (feet) COMP <br> <b> MODELED GRAV</b> 980,088.3 (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 1 </td><td> 672,980. </td><td> 1,869,990. </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: 10TDL542256(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: STAINLESS STEEL ROD <br>STAMPING: A 1422 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: POSITION/ELEVATION WELL <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - September 10, 2003 <br>ROD/PIPE-DEPTH: 11.6 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr><tr><td>20030910</td><td>GOOD </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 13.2 KM (8.20 MI) SE FROM WILLOW CREEK. 13.2 KM (8.20 MI) SOUTHEASTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 96 IN WILLOW CREEK, 0.7 KM (0.45 MI) EAST OF THE INTERSECTION OF A DRIVEWAY INTO A REST AREA, 11.1 M (36.4 FT) SOUTHWEST OF THE CENTERLINE OF THE EASTBOUND LANES OF THE HIGHWAY, AND 9.3 M (30.5 FT) NORTHWEST OF THE CENTER OF A DRIVEWAY AND GATE. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.3 METERS NE FROM A WITNESS POST THE MARK IS ABOVE LEVEL WITH THE HIGHWAY. <p> <h2>STATION RECOVERY (2003) </h2> <p>RECOVERY NOTE BY CALTRANS 2003 (JRL) RECOVERED IN GOOD CONDITION. LU1788A 1423http://www.geocaching.com/mark/details.asp?PID=LU1788A 1423GeocacheGeocacheA 1423NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 1423</h1> <b> PID </b> LU1788 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> DEL LOMA (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 46 41. (N) 123 19 09. (W) SCALED <br> <b> NAVD 88 </b> 347.230 (meters) 1139.20 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -27.00 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 347.035 (meters) 1138.56 (feet) COMP <br> <b> MODELED GRAV</b> 980,055.0 (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 1 </td><td> 661,260. </td><td> 1,888,660. </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: 10TDL730141(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: BEDROCK <br>STAMPING: A 1423 1988 <br>MARK LOGO: NGS <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 8.0 KM (4.95 MI) NW FROM BIG BAR. 8.0 KM (4.95 MI) NORTHWESTERLY ALONG STATE HIGHWAY 299 FROM THE POST OFFICE IN BIG BAR, IN AN EXPOSED AREA OF BEDROCK IN A HIGHWAY CUT, 0.9 KM (0.55 MI) SOUTHWEST OF THE INTERSECTION OF BIG FRENCH CREEK ROAD, AND 7.8 M (25.6 FT) NORTHWEST OF THE CENTERLINE OF THE HIGHWAY. THE MARK IS 1.8 METERS W FROM A WITNESS POST THE MARK IS 1.3 M ABOVE THE HIGHWAY. LU1809A 1424http://www.geocaching.com/mark/details.asp?PID=LU1809A 1424GeocacheGeocacheA 1424NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 1424</h1> <b> PID </b> LU1809 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> JUNCTION CITY (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 43 58. (N) 123 01 19. (W) SCALED <br> <b> NAVD 88 </b> 531.162 (meters) 1742.65 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.52 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 530.834 (meters) 1741.58 (feet) COMP <br> <b> MODELED GRAV</b> 979,990.6 (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>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 1 </td><td> 655,890. </td><td> 1,913,680. </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: 10TDL981090(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: STAINLESS STEEL ROD <br>STAMPING: A 1424 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: POSITION/ELEVATION WELL <br>ROD/PIPE-DEPTH: 7.6 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 9.7 KM (6.05 MI) NW FROM WEAVERVILLE. 9.7 KM (6.05 MI) NORTHWESTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 3 IN WEAVERVILLE, 18.5 M (60.7 FT) NORTH OF THE CENTERLINE OF THE HIGHWAY, 12.0 M (39.4 FT) SOUTHEAST OF THE CENTER OF SLATTERY GULCH ROAD, 6.0 M (19.7 FT) NORTHWEST OF THE CENTER OF A DRIVEWAY LEADING NORTHEAST, AND 3.1 M (10.2 FT) EAST OF THE CENTER OF SLATTERY GULCH. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.2 METERS S FROM A WITNESS POST THE MARK IS 0.3 M BELOW THE HIGHWAY. LU1838A 1425http://www.geocaching.com/mark/details.asp?PID=LU1838A 1425GeocacheGeocacheA 1425NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 1425</h1> <b> PID </b> LU1838 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LEWISTON (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 39 58. (N) 122 48 32. (W) SCALED <br> <b> NAVD 88 </b> 710.138 (meters) 2329.84 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.61 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 709.695 (meters) 2328.39 (feet) COMP <br> <b> MODELED GRAV</b> 979,978.6 (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>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 1 </td><td> 648,300. </td><td> 1,931,610. </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: 10TEL161017(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 15 = METAL ROD DRIVEN INTO GROUND. SEE TEXT FOR ADDITIONAL <br>WITH SETTING: INFORMATION. <br>SP_SET: SHALLOW-SET METAL ROD <br>STAMPING: A 1425 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br>ROD/PIPE-DEPTH: 1.9 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 24.1 KM (15.00 MI) EAST FROM WEAVERVILLE. 24.1 KM (15.00 MI) EASTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 3 IN WEAVERVILLE, 1.2 KM (0.75 MI) WEST OF THE INTERSECTION OF TRINITY DAM ROAD, 26.2 M (86.0 FT) NORTHWEST OF THE CENTER OF A DIRT ROAD LEADING NORTHEAST, 24.1 M (79.1 FT) NORTHEAST OF THE CENTERLINE OF THE HIGHWAY, AND 17.6 M (57.7 FT) SOUTHWEST OF A UTILITY POLE WITH 2 GUY WIRES. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.3 METERS SW FROM A WITNESS POST THE MARK IS ABOVE LEVEL WITH THE HIGHWAY. LU0962A 189http://www.geocaching.com/mark/details.asp?PID=LU0962A 189GeocacheGeocacheA 189CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 189</h1> <b> PID </b> LU0962 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 34 48. (N) 123 03 30. (W) SCALED <br> <b> NAVD 88 </b> 823.28 (+/-2cm) 2701.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.97 (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 1 </td><td> 638,970. </td><td> 1,910,410. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 822.334 (m) 2697.94 (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: 10TDK950921(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: A 189 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 8 MI NE FROM HAYFORK. 8.0 MILES NORTHEAST ALONG THE OLD DOUGLAS CITY ROAD FROM HAYFORK, TRINITY COUNTY, 80 FEET SOUTH OF A 7-FOOT TREE, 21 FEET NORTHEAST OF THE CENTERLINE OF THE ROAD, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED A 189 1935 AND SET IN THE TOP OF A CONCRETE POST. LU0815A 221http://www.geocaching.com/mark/details.asp?PID=LU0815A 221GeocacheGeocacheA 221CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 221</h1> <b> PID </b> LU0815 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 49 46. (N) 122 46 44. (W) SCALED <br> <b> NAVD 88 </b> 611.288 (meters) 2005.53 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -25.81 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 610.928 (meters) 2004.35 (feet) COMP <br> <b> MODELED GRAV</b> 980,016.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 666,420. </td><td> 1,934,310. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 610.384 (m) 2002.57 (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: 10TEL186198(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: A 221 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1976 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1935 AT MINERSVILLE. AT MINERSVILLE, TRINITY COUNTY, ON THE WEAVERVILLE-CALLAHAN ROAD, 105 FEET SOUTH OF THE SOUTH SIDE OF THE VAN MATRES RANCH HOUSE IN 1940, AND 33 FEET WEST OF THE CENTERLINE OF THE ROAD. A STANDARD DISK, STAMPED A 221 1935 AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1976) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1976 MARK NOT FOUND. LU0978A 256http://www.geocaching.com/mark/details.asp?PID=LU0978A 256GeocacheGeocacheA 256CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 256</h1> <b> PID </b> LU0978 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LAKE MOUNTAIN (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 03 27. (N) 123 29 45. (W) SCALED <br> <b> NAVD 88 </b> 156.28 (+/-2cm) 512.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.56 (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 1 </td><td> 581,500. </td><td> 1,872,380. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 155.353 (m) 509.69 (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: 10TDK577342(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: A 256 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1955 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1935 2.4 MI NW FROM ISLAND MOUNTAIN. 2.4 MILES NORTHWEST ALONG THE NORTHWESTERN PACIFIC RAILROAD FROM THE STATION AT ISLAND MOUNTAIN, TRINITY COUNTY, AT MILEAGE 196.97, 15 FEET EAST OF POLE 196/35, 27 FEET NORTHWEST OF THE CENTERLINE OF THE TRACK, AND 2 FEET WEST OF A FENCE. A STANDARD DISK, STAMPED A 256 1935 AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1955) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1955 MARK NOT FOUND. LU1119A 331http://www.geocaching.com/mark/details.asp?PID=LU1119A 331GeocacheGeocacheA 331CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 331</h1> <b> PID </b> LU1119 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 07 35. (N) 123 02 51. (W) SCALED <br> <b> NAVD 88 </b> 1574.76 (+/-2cm) 5166.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.52 (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 1 </td><td> 588,590. </td><td> 1,910,720. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1573.681 (m) 5162.99 (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: 10TDK959417(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: A 331 1948 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 6 MI NW FROM FRYING PAN. 6.0 MILES NORTHWEST ALONG THE STOCKTON RIDGE TRAIL FROM FRYING PAN, IN THE FIRST ROCK STRATA ON THE EAST SIDE OF A LARGE ROCK OUTCROP EXTENDING UP FROM A STREAM BED, 48 FEET SOUTH OF A TRIANGLE-BLAZED 36-INCH YELLOW PINE TREE, 39 FEET WEST OF THE TRAIL, 29 FEET NORTH OF THE FORK OF CUTFINGER CREEK, AND ABOUT 8 FEET HIGHER THAN THE CREEK. LU1136A 332http://www.geocaching.com/mark/details.asp?PID=LU1136A 332GeocacheGeocacheA 332CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 332</h1> <b> PID </b> LU1136 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 07 50. (N) 123 10 17. (W) SCALED <br> <b> NAVD 88 </b> 1016.42 (+/-2cm) 3334.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.02 (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 1 </td><td> 589,190. </td><td> 1,900,170. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1015.389 (m) 3331.32 (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: 10TDK853422(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: A 332 1948 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 4.9 MI NW FROM SULPHUR CAMP. 4.9 MILES NORTHWEST ALONG THE THREE FORKS TRAIL FROM SULPHUR CAMP, IN THE CENTER OF A LARGE ROCK OUTCROP EXTENDING UPWARD ABOUT 200 FEET FROM THE BED OF MAD RIVER, 36 FEET NORTH OF A TRIANGLE-BLAZED 12-INCH OAK TREE, 28 FEET NORTHEAST OF THE TRAIL, 25 FEET NORTHEAST OF A 18-INCH PINE TREE MARKED BY THE LETTERS BM BLAZED ON THE WEST SIDE, AND ABOUT 6 FEET LOWER THAN THE TRAIL. LU0759A 334http://www.geocaching.com/mark/details.asp?PID=LU0759A 334GeocacheGeocacheA 334CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 334</h1> <b> PID </b> LU0759 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 38. (N) 122 46 52. (W) SCALED <br> <b> NAVD 88 </b> 1552.88 (+/-2cm) 5094.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.73 (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 1 </td><td> 634,710. </td><td> 1,933,840. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1551.921 (m) 5091.59 (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: 10TEK185881(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: A 334 1949 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1949 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1949 19.9 MI S FROM BUCKHORN. 4.3 MILES EAST ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 15.6 MILES SOUTH ALONG THE BULLY CHOOP ROAD, ON THE SOUTH SLOPE OF A GRADE, AT A SMALL CLEARING, IN A SADDLE, IN THE TOP OF A LEDGE OF AN OUTCROP, 8 1/2 FEET EAST OF THE CENTER LINE OF THE ROAD, 2 1/2 FEET HIGHER THAN THE ROAD, AND MARKED BY THE WHITE PAINTED LETTERS B.M. LU1169A 338http://www.geocaching.com/mark/details.asp?PID=LU1169A 338GeocacheGeocacheA 338CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 338</h1> <b> PID </b> LU1169 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 26 12. (N) 123 29 22. (W) SCALED <br> <b> NAVD 88 </b> 755.63 (+/-2cm) 2479.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.32 (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 1 </td><td> 623,590. </td><td> 1,873,640. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 754.641 (m) 2475.85 (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: 10TDK584763(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: A 338 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 2.8 MI SE FROM MAD RIVER R.S.. 2.2 MILE SOUTHEAST ALONG STATE HIGHWAY 36 FROM MAD RIVER RANGER STATION, THENCE 0.6 MILE SOUTHEAST ALONG THE MAD RIVER ROAD, IN THE TOP OF A LARGE BOULDER, 38 FEET NORTHEAST OF A 30-INCH OAK TREE, 57.5 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 18 1/2 FEET SOUTHWEST OF A TELEPHONE POLE, AND ABOUT 3 FEET ABOVE THE GROUND. LU1111A 339http://www.geocaching.com/mark/details.asp?PID=LU1111A 339GeocacheGeocacheA 339CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 339</h1> <b> PID </b> LU1111 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHANNON BUTTE (1967) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 12 23. (N) 123 18 18. (W) SCALED <br> <b> NAVD 88 </b> 853.43 (+/-2cm) 2800.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.43 (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 1 </td><td> 597,770. </td><td> 1,888,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 852.450 (m) 2796.75 (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: 10TDK740507(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: A 339 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 10.4 MI SE FROM RUTH. 9.4 MILES SOUTHEAST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, THENCE 1.0 MILE SOUTH ALONG THE ROCK CREEK ROAD, 55 FEET EAST OF THE APPROXIMATE CENTER OF A SMALL CREEK, 20 1/2 FEET WEST OF THE CENTER LINE OF THE ROAD, 15 1/2 FEET NORTHWEST OF A PINE TREE, SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT ABOVE THE GROUND, AND MARKED BY THE WHITE PAINTED LETTERS BM. LU0972A 345http://www.geocaching.com/mark/details.asp?PID=LU0972A 345GeocacheGeocacheA 345CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 345</h1> <b> PID </b> LU0972 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 28. (N) 123 05 29. (W) SCALED <br> <b> NAVD 88 </b> 784.46 (+/-2cm) 2573.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.09 (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 1 </td><td> 634,680. </td><td> 1,907,550. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 783.522 (m) 2570.61 (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: 10TDK922878(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: A 345 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 6.4 MI SE FROM HAYFORK. 4.3 MILES EAST ALONG THE DOUGLAS CITY ROAD FROM THE POST OFFICE AT HAYFORK, THENCE 2.1 MILES SOUTH ALONG THE WILDWOOD ROAD, ABOUT 37 YARDS SOUTH OF THE CENTER OF THE JUNCTION OF A DRIVEWAY LEADING WEST TO A GREEN-ROOFED HOUSE, 20 FEET WEST OF THE CENTER LINE OF THE ROAD, 18.0 FEET WEST OF A FENCE CORNER, 2.9 FEET NORTH OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. LU0740A 384http://www.geocaching.com/mark/details.asp?PID=LU0740A 384GeocacheGeocacheA 384CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 384</h1> <b> PID </b> LU0740 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HOOSIMBIM MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 33 13. (N) 122 55 43. (W) SCALED <br> <b> NAVD 88 </b> 641.75 (+/-2cm) 2105.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.87 (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 1 </td><td> 635,910. </td><td> 1,921,360. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 640.835 (m) 2102.47 (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: 10TEK060892(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: A 384 1949 <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>1949 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1949 8.8 MI S FROM DOUGLAS CITY. 3.0 MILES SOUTH ALONG THE HAYFORK ROAD FROM THE TRINITY RIVER BRIDGE AT DOUGLAS CITY, THENCE 5.8 MILES SOUTH ALONG THE BROWNS CREEK ROAD, 0.2 MILE NORTH OF MIDDLETON GULCH, AT THE BOTTOM OF A SMALL HILL, 24 1/2 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, 24 FEET WEST OF A TRIANGLE-BLAZED 24-INCH PINE TREE, 23 1/2 FEET EAST OF A TRIANGLE-BLAZED 8-INCH PINE TREE, 1.7 FEET NORTHWEST OF A WITNESS POST, ABOUT 2 FEET LOWER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. LU0787A 385http://www.geocaching.com/mark/details.asp?PID=LU0787A 385GeocacheGeocacheA 385CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 385</h1> <b> PID </b> LU0787 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> FRENCH GULCH (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 38 09. (N) 122 43 27. (W) SCALED <br> <b> NAVD 88 </b> 1106.39 (+/-2cm) 3629.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.66 (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 1 </td><td> 644,880. </td><td> 1,938,750. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1105.472 (m) 3626.87 (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: 10TEK233983(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: A 385 1949 <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>1949 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1974 </td><td>GOOD </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY US GEOLOGICAL SURVEY 1974 5.2 MI SE FROM BUCKHORN. 4.3 MI. E. ALONG U.S. HIGHWAY 299 FROM THE STORE AND GAS STATION AT BUCKHORN, THENCE 0.9 MI. S. ALONG THE BULLY CHOOP RD., 100 FT E. OF A POINT WHERE THE ROAD MAKES A SWITCHBACK, ON TOP OF RIDGE BETWEEN SWITCHBACK, 42 FEET N. OF CENTER LINE ROAD, 41.5 FT NE OF THE NE END OF SMALL CONCRETE HEAD WALL OF A CULVERT, 26 FT NW OF 30 IN. PINE TREE WITH TRIANGULAR BLAZE (USGS S M TREE R.R. SPIKE ELEV. 3625.96, 35 FT, NE OF ANOTHER 30 IN. PINE TREE WITH TRIANGULAR BLAZE, STANDARD DISK SET IN CONC. POST, 0.3 ABOVE GROUND. MX0226A 597http://www.geocaching.com/mark/details.asp?PID=MX0226A 597GeocacheGeocacheA 597CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 597</h1> <b> PID </b> MX0226 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TANGLE BLUE LAKE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 12 49. (N) 122 38 48. (W) SCALED <br> <b> NAVD 88 </b> 944.471 (meters) 3098.65 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.68 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 943.865 (meters) 3096.66 (feet) COMP <br> <b> MODELED GRAV</b> 979,950.8 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 708,980. </td><td> 1,945,770. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 943.466 (m) 3095.35 (f) ADJUSTED 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: 10TEL296625(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: A 597 1940 <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>1940 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1955 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1983 </td><td>GOOD </td><td>USGS</td></tr><tr><td>19831012</td><td>GOOD </td><td>USPSQD</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1955 11.8 MI N FROM CARRVILLE. 11.8 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, 0.1 MILE SOUTHEAST OF A GROUP OF RANCH BUILDINGS, AT CULVERT UNDER THE ROAD, IN THE TOP OF THE WEST CONCRETE HEADWALL, AND 3 YARDS WEST OF THE CENTERLINE OF THE ROAD. A STANDARD DISK, STAMPED A 597 1940. <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1983 SCOTT MTN. SUMMIT, 6.6 MILES SOUTH OF, ALONG CA. HWY. 3, THENCE 0.2 MILE SOUTH SOUTHWEST ALONG PAVED RD, 39 FT. SOUTHEAST OF SOUTHEAST CORNER OF WOODEN GARAGE, 26 FT. NORTHEAST OF CENTERLINE OF DRIVEWAY, 9 FT. NORTHWEST OF CENTERLINE OF RD, CEMENTED AT NORTHEAST END OF NORTHWEST CONCRETE HEADWALL OF PIPE CULVERT, STANDARD C AND GS TABLET STAMPED "A 597 1940". <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US POWER SQUADRON 1983 (DPB) RECOVERED IN GOOD CONDITION. LU0990A 642http://www.geocaching.com/mark/details.asp?PID=LU0990A 642GeocacheGeocacheA 642CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 642</h1> <b> PID </b> LU0990 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> ZENIA (1967) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 08 32. (N) 123 26 36. (W) SCALED <br> <b> NAVD 88 </b> 912.06 (+/-2cm) 2992.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.14 (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 1 </td><td> 590,830. </td><td> 1,877,010. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 911.083 (m) 2989.11 (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: 10TDK622436(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: A 642 1942 <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>1942 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1965 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1942 7.4 MI S FROM ZENIA. 7.4 MILES SOUTH ALONG THE COVELO ROAD FROM THE POST OFFICE AT ZENIA, TRINITY COUNTY, 75 FEET EAST OF THE CENTERLINE OF THE ROAD, AT THE BOTTOM OF A STEEP HILL, ON A FLAT CLEARING IN THE TIMBER, 10 FEET SOUTH OF AN 18-INCH FIR TREE, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED A 642 1942 AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1965 MARK NOT FOUND. LU1412A 657http://www.geocaching.com/mark/details.asp?PID=LU1412A 657GeocacheGeocacheA 657CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 657</h1> <b> PID </b> LU1412 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> JEWETT ROCK (1969) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 05 26. (N) 123 30 47. (W) SCALED <br> <b> NAVD 88 </b> 148.20 (+/-2cm) 486.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.60 (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 1 </td><td> 585,200. </td><td> 1,870,970. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 147.274 (m) 483.18 (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: 10TDK562379(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: A 657 1942 <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>1942 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1942 0.6 MI E FROM KEKAWAKA. 0.6 MILE EAST ALONG A PRIVATE ROAD FROM THE NORTHWESTERN PACIFIC RAILROAD STATION AT KEKAWAKA, TRINITY COUNTY, AT THE ENTRANCE GATE TO LONE PINE RANCH, 15 FEET SOUTH OF THE CENTERLINE OF THE ROAD, 2 FEET NORTH OF A FENCE LINE, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED A 657 1942 AND SET IN THE TOP OF A CONCRETE POST. LU0925A 77http://www.geocaching.com/mark/details.asp?PID=LU0925A 77GeocacheGeocacheA 77CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 77</h1> <b> PID </b> LU0925 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK BALLY (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 44 58. (N) 123 10 12. (W) SCALED <br> <b> NAVD 88 </b> 490.98 (+/-2cm) 1610.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.68 (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 1 </td><td> 657,900. </td><td> 1,901,200. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 490.085 (m) 1607.89 (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: 10TDL856109(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: 1607.480 A 77 1931 <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>1931 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1935 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1935 3.8 MI SW FROM HELENA. 3.8 MILES SOUTHWEST ALONG U.S. HIGHWAY 99 FROM THE POST OFFICE AT HELENA, TRINITY COUNTY, AT HIGHWAY STATION 390+94, ON THE NORTH SIDE OF THE HIGHWAY, IN THE TOP OF THE CONCRETE COPING OF A CULVERT, AND 2 FEET SOUTH OF THE NORTH END. A STANDARD DISK, STAMPED 1607.480 A 77 1931. MX0288A 867http://www.geocaching.com/mark/details.asp?PID=MX0288A 867GeocacheGeocacheA 867CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>A 867</h1> <b> PID </b> MX0288 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> MUMBO BASIN (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 08 35. (N) 122 37 31. (W) SCALED <br> <b> NAVD 88 </b> 1136.599 (meters) 3728.99 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.95 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 1135.851 (meters) 3726.54 (feet) COMP <br> <b> MODELED GRAV</b> 979,927.1 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 701,140. </td><td> 1,947,510. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 1135.595 (m) 3725.70 (f) ADJUSTED 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: 10TEL314547(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: OUTCROP <br>STAMPING: A 867 1952 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1952 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1983 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1952 10.3 MI NE FROM CARRVILLE. 6.65 MILES NORTH ALONG THE CARRVILLE-CALLAHAN ROAD FROM THE CARRVILLE RANCH INN AT CARRVILLE, THENCE 3.65 MILES EAST ALONG THE CASTELLA-CARRVILLE ROAD, IN THE TOP OF A LARGE GRANITE OUTCROP, 18.0 FEET NORTHWEST OF A 24-INCH CEDAR TREE, 16.0 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, ABOUT 8 1/2 FEET HIGHER THAN THE ROAD, AND MARKED BY THE WHITE PAINTED LETTERS B M. <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1983 MARK NOT FOUND. LU1766B 1422http://www.geocaching.com/mark/details.asp?PID=LU1766B 1422GeocacheGeocacheB 1422NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 1422</h1> <b> PID </b> LU1766 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HENNESSY PEAK (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 52 27. (N) 123 32 10. (W) SCALED <br> <b> NAVD 88 </b> 248.560 (meters) 815.48 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -27.61 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 248.431 (meters) 815.06 (feet) COMP <br> <b> MODELED GRAV</b> 980,100.5 (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 1 </td><td> 672,230. </td><td> 1,870,530. </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: 10TDL548249(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: STAINLESS STEEL ROD <br>STAMPING: B 1422 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br>ROD/PIPE-DEPTH: 13.3 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 14.1 KM (8.75 MI) SE FROM WILLOW CREEK. 14.1 KM (8.75 MI) SOUTHEASTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 96 IN WILLOW CREEK, 16.7 M (54.8 FT) SOUTHWEST OF THE CENTERLINE OF THE HIGHWAY, AND 11.0 M (36.1 FT) SOUTHEAST OF THE SOUTHWEST END OF A PIPE CULVERT. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.1 METERS NE FROM A WITNESS POST THE MARK IS ABOVE LEVEL WITH THE HIGHWAY. LU1789B 1423http://www.geocaching.com/mark/details.asp?PID=LU1789B 1423GeocacheGeocacheB 1423NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 1423</h1> <b> PID </b> LU1789 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> DEL LOMA (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 46 21. (N) 123 18 36. (W) SCALED <br> <b> NAVD 88 </b> 353.184 (meters) 1158.74 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.99 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 352.982 (meters) 1158.08 (feet) COMP <br> <b> MODELED GRAV</b> 980,044.3 (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 1 </td><td> 660,630. </td><td> 1,889,420. </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: 10TDL738135(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: BEDROCK <br>STAMPING: B 1423 1988 <br>MARK LOGO: NGS <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 5.8 KM (3.60 MI) NW FROM BIG BAR. 5.8 KM (3.60 MI) NORTHWESTERLY ALONG STATE HIGHWAY 299 FROM THE POST OFFICE IN BIG BAR, IN AN EXPOSED AREA OF BEDROCK IN A HIGHWAY CUT, 1.3 KM (0.80 MI) SOUTHEAST OF THE INTERSECTION OF BIG FRENCH CREEK ROAD, ACROSS THE HIGHWAY FROM THE CENTER OF THE SOUTHEAST 1/3 OF A LARGE GRAVELED HIGHWAY PULLOUT, 110.0 M (360.9 FT) SOUTHEAST OF CATCH BASIN NUMBER 24.0, AND 5.7 M (18.7 FT) NORTHEAST OF THE CENTERLINE OF THE HIGHWAY. THE MARK IS 0.6 METERS E FROM A WITNESS POST THE MARK IS 0.5 M ABOVE THE HIGHWAY. LU1808B 1424http://www.geocaching.com/mark/details.asp?PID=LU1808B 1424GeocacheGeocacheB 1424NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 1424</h1> <b> PID </b> LU1808 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> JUNCTION CITY (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 43 46. (N) 123 02 12. (W) SCALED <br> <b> NAVD 88 </b> 492.433 (meters) 1615.59 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.56 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 492.145 (meters) 1614.65 (feet) COMP <br> <b> MODELED GRAV</b> 980,025.8 (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 1 </td><td> 655,540. </td><td> 1,912,440. </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: 10TDL969087(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: STAINLESS STEEL ROD <br>STAMPING: B 1424 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: POSITION/ELEVATION WELL <br>ROD/PIPE-DEPTH: 4.3 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 10.9 KM (6.75 MI) NW FROM WEAVERVILLE. 10.9 KM (6.75 MI) NORTHWESTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 3 IN WEAVERVILLE, 0.4 KM (0.25 MI) NORTHEAST OF THE INTERSECTION OF RIFLE RANGE ROAD, 34.6 M (113.5 FT) SOUTHWEST OF A UTILITY POLE WITH A GUY WIRE, 31.8 M (104.3 FT) SOUTHEAST OF THE CENTERLINE OF THE HIGHWAY, AND 24.4 M (80.1 FT) SOUTHEAST OF THE CENTER OF A SCALE AT A FOREST SERVICE CHECK STATION. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.3 METERS NW FROM A WITNESS POST AND FENCE THE MARK IS ABOVE LEVEL WITH THE HIGHWAY. LU1839B 1425http://www.geocaching.com/mark/details.asp?PID=LU1839B 1425GeocacheGeocacheB 1425NGSNGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 1425</h1> <b> PID </b> LU1839 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LEWISTON (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 39 51. (N) 122 47 48. (W) SCALED <br> <b> NAVD 88 </b> 733.707 (meters) 2407.17 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.61 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 733.245 (meters) 2405.65 (feet) COMP <br> <b> MODELED GRAV</b> 979,971.2 (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 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 1 </td><td> 648,080. </td><td> 1,932,640. </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: 10TEL171014(NAD 83) <br>MARKER: I = METAL ROD <br>SETTING: 49 = STAINLESS STEEL ROD W/O SLEEVE (10 FT.+) <br>SP_SET: STAINLESS STEEL ROD <br>STAMPING: B 1425 1988 <br>MARK LOGO: NGS <br>PROJECTION: FLUSH <br>STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL <br>ROD/PIPE-DEPTH: 3.9 meters <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1988 </td><td>MONUMENTED </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1988 25.3 KM (15.70 MI) EAST FROM WEAVERVILLE. 25.3 KM (15.70 MI) EASTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 3 IN WEAVERVILLE, 53.6 M (175.9 FT) EAST OF THE CENTERLINE OF TRINITY DAM ROAD, 19.1 M (62.7 FT) NORTH OF THE CENTERLINE OF THE HIGHWAY, AND 13.2 M (43.3 FT) SOUTH OF A UTILITY POLE WITH A GUY WIRE, AND 4.5 M (14.8 FT) NORTHWEST OF A UTILITY POLE WITH A LIGHT ATTACHED. NOTE--ACCESS TO DATUM POINT IS HAD THROUGH A 5-INCH LOGO CAP. THE MARK IS 0.2 METERS S FROM A WITNESS POST THE MARK IS 0.3 M ABOVE THE HIGHWAY. LU1059B 187http://www.geocaching.com/mark/details.asp?PID=LU1059B 187GeocacheGeocacheB 187CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 187</h1> <b> PID </b> LU1059 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 25 58. (N) 123 12 58. (W) SCALED <br> <b> NAVD 88 </b> 1014.33 (+/-2cm) 3327.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.48 (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 1 </td><td> 622,800. </td><td> 1,896,820. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1013.367 (m) 3324.69 (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: 10TDK816758(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: B 187 1934 <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>1934 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 5.6 MI SW FROM PEANUT. 5.6 MILES SOUTHWEST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, 0.1 MILE NORTHEAST OF A GREEN CABIN (R.A. GRUSON), 0.1 MILE SOUTHWEST OF A LOGGING ROAD LEADING SOUTHEAST, ON A SMALL FLAT, 41 YARDS NORTHWEST OF A LARGE ROCK OUTCROP AT A CURVE, 39 FEET WEST OF THE CENTER LINE OF THE HIGHWAY, 27 1/2 FEET SOUTH OF A TWIN 36-INCH PINE TREE, 25 1/2 FEET NORTH OF A 30-INCH PINE TREE, 2.9 FEET NORTH OF A WITNESS POST, ABOUT 2 FEET HIGHER THAN THE HIGHWAY, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. LU0965B 189http://www.geocaching.com/mark/details.asp?PID=LU0965B 189GeocacheGeocacheB 189CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 189</h1> <b> PID </b> LU0965 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 35 03. (N) 123 02 01. (W) SCALED <br> <b> NAVD 88 </b> 965.35 (+/-2cm) 3167.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.92 (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 1 </td><td> 639,410. </td><td> 1,912,500. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 964.406 (m) 3164.06 (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: 10TDK971925(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: B 189 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 9.8 MI NE FROM HAYFORK. 9.8 MILES NORTHEAST ALONG THE OLD DOUGLAS CITY ROAD FROM HAYFORK, TRINITY COUNTY, AT THE WEST END OF A 500-FOOT TANGENT, 20 FEET NORTH OF THE CENTERLINE OF THE ROAD, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED B 189 1935 AND SET IN THE TOP OF A CONCRETE POST. LU1087B 20 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1087B 20 USGSGeocacheGeocacheB 20 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 20 USGS</h1> <b> PID </b> LU1087 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 06. (N) 123 03 36. (W) SCALED <br> <b> NAVD 88 </b> 1018.16 (+/-2cm) 3340.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.17 (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 1 </td><td> 619,170. </td><td> 1,910,020. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1017.220 (m) 3337.33 (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: 10TDK949723(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: B 20 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 AT WILDWOOD. AT WILDWOOD, 35 FEET NORTHWEST OF THE NORTHWEST CORNER OF THE YARD FENCE AROUND THE WILDWOOD INN, 80 FEET WEST OF THE CENTER OF THE T JUNCTION OF THE HAYFORK ROAD, 16 FEET NORTH OF THE CENTER LINE OF THE HIGHWAY, 5 FEET WEST OF A 12-INCH PINE TREE WITH A TRIANGULAR BLAZE, 1.5 FEET WEST OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1949) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1949 RECOVERED IN GOOD CONDITION. LU1079B 21 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1079B 21 USGSGeocacheGeocacheB 21 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 21 USGS</h1> <b> PID </b> LU1079 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 31. (N) 123 05 35. (W) SCALED <br> <b> NAVD 88 </b> 1076.79 (+/-2cm) 3532.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.21 (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 1 </td><td> 619,980. </td><td> 1,907,230. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1075.834 (m) 3529.63 (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: 10TDK921731(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 21 1929 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 2.6 MI NW FROM WILDWOOD. 2.6 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE WILDWOOD INN AT WILDWOOD, ABOUT 53 YARDS WEST OF THE SUMMIT OF A GRADE, 115 FEET EAST OF MILEPOST 7.0, IN THE TOP OF A PROMINENT ROCK OUTCROP, 95 FEET NORTHWEST OF A LARGE 5-PRONGED MADRONE TREE, AND 45 FEET NORTH OF THE CENTER LINE OF THE HIGHWAY. LU1073B 22 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1073B 22 USGSGeocacheGeocacheB 22 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 22 USGS</h1> <b> PID </b> LU1073 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 25 37. (N) 123 06 59. (W) SCALED <br> <b> NAVD 88 </b> 841.32 (+/-2cm) 2760.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.26 (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 1 </td><td> 622,040. </td><td> 1,905,270. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 840.364 (m) 2757.09 (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: 10TDK901751(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: B 22 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 4.2 MI SE FROM PEANUT. 4.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, 0.1 MILE SOUTHEAST OF A POINT WHERE SALT CREEK CROSSES THE HIGHWAY, AT THE FOOT OF A ROCKY CLIFF, IN THE TOP OF A 2- BY 3-FOOT BOULDER PROJECTING 0.4 FOOT ABOVE THE GROUND, ABOUT 37 FEET EAST OF THE EAST END OF A ROCKY CUT, 17 FEET NORTH OF THE CENTER LINE OF THE HIGHWAY, 13 1/2 FEET EAST OF A 14-INCH CEDAR TREE, AND ABOUT LEVEL WITH THE HIGHWAY. LU0816B 221http://www.geocaching.com/mark/details.asp?PID=LU0816B 221GeocacheGeocacheB 221CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 221</h1> <b> PID </b> LU0816 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TRINITY DAM (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 51 08. (N) 122 46 46. (W) SCALED <br> <b> NAVD 88 </b> 638.621 (meters) 2095.21 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -25.66 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 638.243 (meters) 2093.97 (feet) COMP <br> <b> MODELED GRAV</b> 980,011.4 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 668,950. </td><td> 1,934,280. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 637.712 (m) 2092.23 (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: 10TEL185223(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: B 221 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1976 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1935 1.7 MI N FROM MINERSVILLE. 1.7 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM MINERSVILLE, TRINITY COUNTY, 130 FEET EAST OF THE INTERSECTION OF THE DYNER ROAD, 45 FEET SOUTH OF A RANCHHOUSE, AND 21 FEET SOUTH OF THE CENTERLINE OF THE ROAD. A STANDARD DISK, STAMPED B 221 1935 AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1976) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1976 MARK NOT FOUND. LU1068B 23 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1068B 23 USGSGeocacheGeocacheB 23 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 23 USGS</h1> <b> PID </b> LU1068 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 27 16. (N) 123 09 20. (W) SCALED <br> <b> NAVD 88 </b> 792.83 (+/-2cm) 2601.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.35 (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 1 </td><td> 625,130. </td><td> 1,901,990. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 791.905 (m) 2598.11 (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: 10TDK868782(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: B 23 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 1.2 MI SW FROM PEANUT. 1.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, 0.4 MILE SOUTHEAST OF THE JUNCTION OF FOREST SERVICE ROAD NO. 4, ON THE WEST BANK OF WILLOW GULCH, AT THE NORTHEAST CORNER OF THE W.C. DUNCAN RANCH YARD, 112 FEET NORTHEAST OF THE NORTHEAST CORNER OF THE HOUSE, 41 FEET SOUTH OF THE CENTER LINE OF THE HIGHWAY, 33 FEET EAST OF THE EAST END OF THE YARD GATE, 8 1/2 FEET EAST OF A 16-INCH PINE TREE, 3.2 FEET NORTHWEST OF THE FENCE CORNER, 1.5 FEET NORTH OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. LU1061B 25 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1061B 25 USGSGeocacheGeocacheB 25 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 25 USGS</h1> <b> PID </b> LU1061 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 26 36. (N) 123 12 59. (W) SCALED <br> <b> NAVD 88 </b> 1002.05 (+/-2cm) 3287.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.46 (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 1 </td><td> 623,970. </td><td> 1,896,820. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1001.082 (m) 3284.38 (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: 10TDK816769(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: GRANITE OUTCROP <br>STAMPING: B 25 1929 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1977 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 4.3 MI SW FROM PEANUT. 4.3 MILES SOUTHWEST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, ON THE OUTSIDE OF A U CURVE, 73 FEET EAST OF THE CENTER LINE OF THE HIGHWAY AT THE APPROXIMATE CENTER OF THE CURVE, 59.6 FEET NORTHEAST OF THE CENTER OF THE EAST END OF A 24-INCH CORRUGATED METAL PIPE CULVERT, 22 1/2 FEET NORTH OF THE APPROXIMATE CENTER OF A DRY CREEK BED, ABOUT 2 FEET HIGHER THAN THE HIGHWAY, AND IN THE TOP OF A GRANITE ROCK OUTCROP. <p> <h2>STATION RECOVERY (1977) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1977 MARK NOT FOUND. LU0994B 255http://www.geocaching.com/mark/details.asp?PID=LU0994B 255GeocacheGeocacheB 255CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 255</h1> <b> PID </b> LU0994 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LAKE MOUNTAIN (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 05 45. (N) 123 24 20. (W) SCALED <br> <b> NAVD 88 </b> 967.54 (+/-2cm) 3174.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.12 (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 1 </td><td> 585,630. </td><td> 1,880,150. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 966.577 (m) 3171.18 (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: 10TDK654384(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 255 1935 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 11.4 MI S FROM ZENIA. 11.4 MILES SOUTH ALONG THE COVELO ROAD FROM THE POST OFFICE AT ZENIA, TRINITY COUNTY, 12 FEET SOUTH OF THE CENTERLINE OF THE ROAD, IN THE TOP OF A LARGE ROCK OUTCROP, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED B 255 1935. KT1012B 256http://www.geocaching.com/mark/details.asp?PID=KT1012B 256GeocacheGeocacheB 256CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 256</h1> <b> PID </b> KT1012 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> UPDEGRAFF RIDGE (1994) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 39 59 55. (N) 123 29 02. (W) SCALED <br> <b> NAVD 88 </b> 178.01 (+/-2cm) 584.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.51 (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 1 </td><td> 574,950. </td><td> 1,873,290. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 177.069 (m) 580.93 (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: 10SDK586277(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: B 256 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1965 </td><td>POOR </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 2.6 MI S FROM ISLAND MOUNTAIN. 2.6 MILES SOUTH ALONG THE NORTHWESTERN PACIFIC RAILROAD FROM THE STATION AT ISLAND MOUNTAIN, TRINITY COUNTY, NEAR MILEPOST 192, 32 FEET WEST OF POLE 192/3, AND 21 FEET SOUTH OF THE CENTERLINE OF THE TRACK. A STANDARD DISK, STAMPED B 256 1935 AND SET IN THE TOP OF A CONCRETE POST. NOTE-- CONCRETE POST WAS BROKEN OFF BELOW THE GROUND SURFACE. TABLET AND TOP OF POST WERE LEFT IN PLACE. <p> <h2>STATION RECOVERY (1965) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1965 MARK RECOVERED IN POOR CONDITION. LU1056B 26 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1056B 26 USGSGeocacheGeocacheB 26 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 26 USGS</h1> <b> PID </b> LU1056 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 37. (N) 123 14 00. (W) SCALED <br> <b> NAVD 88 </b> 941.45 (+/-2cm) 3088.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.56 (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 1 </td><td> 620,320. </td><td> 1,895,330. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 940.486 (m) 3085.58 (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: 10TDK802733(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 26 1929 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: POSITION/ELEVATION WELL <br>SATELLITE: THE SITE LOCATION WAS REPORTED AS NOT SUITABLE FOR <br>SATELLITE: SATELLITE OBSERVATIONS - September 10, 2003 <br> </table> <p> <h2>History</h2><table border=1><tr><td>Date </td><td>Condition </td><td>Report By</td></tr><tr><td>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr><tr><td>20030910</td><td>GOOD </td><td>CADT</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 7.5 MI SW FROM PEANUT. 7.5 MILES SOUTHWEST ALONG STATE HIGHWAY 36 FROM THE BRIDGE OVER SALT CREEK AT PEANUT, 7.8 MILES NORTHEAST OF FOREST GLEN, 68 YARDS SOUTHWEST OF A 24-INCH PINE TREE SUPPORTING HIGHWAY MARKER T-A 25.8, IN THE TOP OF A LARGE ROCK OUTCROP, 44 FEET SOUTHEAST OF THE CENTER LINE OF THE HIGHWAY, 23 FEET SOUTHEAST OF THE APPROXIMATE CENTER OF POST CREEK, 16 FEET SOUTHWEST OF A 24-INCH PINE TREE, AND MARKED BY THE WHITE PAINTED LETTERS BM. NOTE-- THE F.J. HOELLING GROCERY STORE AND SERVICE STATION MENTIONED IN LITHOGRAPHED LIST OF MAY 3, 1939 IS NOW CLOSED. THE CONCRETE BRIDGE OVER SALT CREEK IS CONSIDERED A MORE PERMANENT REFERENCE POINT. <p> <h2>STATION RECOVERY (2003) </h2> <p>RECOVERY NOTE BY CALTRANS 2003 (JRL) RECOVERED IN GOOD CONDITION. LU1052B 27 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1052B 27 USGSGeocacheGeocacheB 27 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 27 USGS</h1> <b> PID </b> LU1052 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> NAUFUS CREEK (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 05. (N) 123 16 06. (W) SCALED <br> <b> NAVD 88 </b> 841.50 (+/-2cm) 2760.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.68 (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 1 </td><td> 619,370. </td><td> 1,892,340. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 840.535 (m) 2757.66 (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: 10TDK772723(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: GRANITE OUTCROP <br>STAMPING: B 27 1929 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 5.1 MI NE FROM FOREST GLEN. 5.1 MILES NORTHEAST ALONG STATE HIGHWAY 36 FROM THE FOREST GLEN INN AT FOREST GLEN, 0.3 MILE SOUTHWEST OF THE CONCRETE BRIDGE OVER NORTH POST CREEK, 0.1 MILE SOUTHWEST OF HIGHWAY MARKER T-A 23.2, IN THE TOP OF A GRANITE ROCK OUTCROP, 17 1/2 FEET NORTHEAST OF THE CENTER LINE OF THE HIGHWAY, 12 FEET SOUTHWEST OF THE WEST BANK OF THE CREEK, AND ABOUT 3 FEET HIGHER THAN THE HIGHWAY. LU1004B 270http://www.geocaching.com/mark/details.asp?PID=LU1004B 270GeocacheGeocacheB 270CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 270</h1> <b> PID </b> LU1004 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LAKE MOUNTAIN (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 00 34. (N) 123 24 30. (W) SCALED <br> <b> NAVD 88 </b> 1041.93 (+/-2cm) 3418.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.20 (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 1 </td><td> 576,040. </td><td> 1,879,760. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1040.961 (m) 3415.22 (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: 10TDK651288(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: B 270 1935 <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>1935 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 20.7 MI S FROM ZENIA. 20.7 MILES SOUTH ALONG THE COVELO ROAD FROM THE POST OFFICE AT ZENIA, TRINITY COUNTY, 200 FEET NORTH OF AN OLD ABANDONED LOG CABIN, 50 FEET WEST OF THE CENTERLINE OF THE ROAD, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED B 270 1935 AND SET IN THE TOP OF A CONCRETE POST. LU1047B 28 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1047B 28 USGSGeocacheGeocacheB 28 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 28 USGS</h1> <b> PID </b> LU1047 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> NAUFUS CREEK (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 22 31. (N) 123 18 06. (W) SCALED <br> <b> NAVD 88 </b> 743.25 (+/-2cm) 2438.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.85 (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 1 </td><td> 616,520. </td><td> 1,889,470. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 742.277 (m) 2435.29 (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: 10TDK743694(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 28 1929 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 2 MI NE FROM FOREST GLEN. 2.0 MILES NORTHEAST ALONG STATE HIGHWAY 36 FROM THE FOREST GLEN INN AT FOREST GLEN, ON THE OUTSIDE OF A CURVE, AT THE POINT OF A RIDGE, IN THE TOP OF A ROCK OUTCROP EXTENDING FROM THE HIGHWAY DOWN TO NORTH POST CREEK, 24 1/2 FEET SOUTHEAST OF THE CENTERLINE OF THE HIGHWAY, AND ABOUT LEVEL WITH THE HIGHWAY. LU1034B 31 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1034B 31 USGSGeocacheGeocacheB 31 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 31 USGS</h1> <b> PID </b> LU1034 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 23 40. (N) 123 26 00. (W) SCALED <br> <b> NAVD 88 </b> 1242.11 (+/-2cm) 4075.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.26 (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 1 </td><td> 618,820. </td><td> 1,878,320. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1241.118 (m) 4071.90 (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: 10TDK632716(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: B 31 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 7.6 MI NW FROM FOREST GLEN. 7.6 MILES NORTHWEST ALONG STATE HIGHWAY 36 FROM THE FOREST GLEN INN AT FOREST GLEN, AT A POINT WHERE A TELEPHONE LINE CROSSES THE HIGHWAY, IN THE TOP OF A FLAT EMBEDDED BOULDER, 86 FEET SOUTHEAST OF TELEPHONE POLE 24/33, 52 FEET NORTHWEST OF THE CENTER OF THE SOUTHWEST END OF A 12-INCH CORRUGATED METAL PIPE CULVERT, 47 1/2 FEET NORTHWEST OF THE SOUTHEAST END OF A CUT, 24 1/2 FEET SOUTHWEST OF THE CENTER LINE OF THE HIGHWAY, 2.2 FEET NORTHWEST OF A WITNESS POST, AND ABOUT 5 FEET HIGHER THAN THE HIGHWAY. LU1023B 33 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1023B 33 USGSGeocacheGeocacheB 33 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 33 USGS</h1> <b> PID </b> LU1023 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 25 49. (N) 123 28 36. (W) SCALED <br> <b> NAVD 88 </b> 938.50 (+/-2cm) 3079.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.30 (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 1 </td><td> 622,860. </td><td> 1,874,710. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 937.499 (m) 3075.78 (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: 10TDK595756(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: B 33 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 4.2 MI SE FROM MAD RIVER R.S.. 4.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM THE MAD RIVER RANGER STATION, 64 1/2 FEET NORTHEAST OF THE NORTHEAST CORNRE OF SPORTS HEAVEN STORE (FORMERLY LOW GAP STORE), 54 FEET SOUTH OF A LARGE FORKED OAK TREE, 19 1/2 FEET SOUTHEAST OF THE CENTER LINE OF THE HIGHWAY, 2.2 FEET SOUTHWEST OF A WITNESS POST, ABOUT 3 FEET LOWER THAN THE HIGHWAY, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. NOTE-- THIS MARK IS STAMPED B33 INSTEAD OF B 88 AS DESCRIBED ON LITHOGRAPHED LIST OF MAY 3, 1939. THE ATTACHED PENCILED RUBBING IS NOT CLEAR BECAUSE THE STAMPING IS TOO DEEP IN THE DISK. LU1120B 331http://www.geocaching.com/mark/details.asp?PID=LU1120B 331GeocacheGeocacheB 331CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 331</h1> <b> PID </b> LU1120 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 07 39. (N) 123 02 56. (W) SCALED <br> <b> NAVD 88 </b> 1701.55 (+/-2cm) 5582.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.53 (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 1 </td><td> 588,720. </td><td> 1,910,600. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1700.463 (m) 5578.94 (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: 10TDK958419(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <br>STAMPING: B 331 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1978 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 6.4 MI NW FROM FRYING PAN. 6.4 MILES NORTHWEST ALONG THE STOCKTON RIDGE TRAIL FROM FRYING PAN, 32 FEET SOUTHEAST OF A TRIANGLE-BLAZED 12-INCH PINE TREE, 20 FEET NORTHEAST OF A TRIANGLE-BLAZED 10-INCH PINE TREE, 12 FEET EAST OF THE TRAIL, SET VERTICALLY IN THE SOUTH SIDE OF A 48-INCH PINE TREE ON THE SOUTHEAST SLOPE OF A RIDGE LEADING TO CUTFINGER CREEK, AND ABOUT 2 FEET ABOVE THE GROUND. <p> <h2>STATION RECOVERY (1978) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1978 MARK NOT FOUND. LU1138B 332http://www.geocaching.com/mark/details.asp?PID=LU1138B 332GeocacheGeocacheB 332CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 332</h1> <b> PID </b> LU1138 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 07 43. (N) 123 11 06. (W) SCALED <br> <b> NAVD 88 </b> 1002.99 (+/-2cm) 3290.6 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.09 (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 1 </td><td> 588,990. </td><td> 1,899,000. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1001.969 (m) 3287.29 (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: 10TDK842420(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: TREE <br>STAMPING: B 332 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1978 </td><td>GOOD </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 5.9 MI NW FROM SULPHUR CAMP. 5.9 MILES NORTHWEST ALONG THREE FORKS TRAIL FROM SULPHUR CAMP, ABOUT 100 YARDS EAST OF BM C 332, 51 FEET SOUTHWEST OF A 12-INCH OAK TREE SUPPORTING A SIGN THREE FORKS 6 MILES, 31 FEET SOUTHEAST OF THE TRAIL, 22 FEET NORTHEAST OF A 36-INCH OAK TREE SUPPORTING A SIGN READING BLACK CAMP TRAIL, SET VERTICALLY IN THE NORTH BASE OF A 36-INCH PINE TREE, AND ABOUT 2 FEET HIGHER THAN THE TRAIL. <p> <h2>STATION RECOVERY (1978) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1978 THE MARK IS 5.9 MI NW. ALONG THREE FORKS TRAIL FROM SULPHUR CAMP, 31 FT SE. OF THE TRAIL, SET VERTICALLY IN THE N. BASE OF A 36 INCH PINE TREE, AND ABOUT 2 FT HIGHER THAN THE TRAIL. LU0755B 334http://www.geocaching.com/mark/details.asp?PID=LU0755B 334GeocacheGeocacheB 334CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 334</h1> <b> PID </b> LU0755 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> BULLY CHOOP MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 31 45. (N) 122 47 32. (W) SCALED <br> <b> NAVD 88 </b> 1482.48 (+/-2cm) 4863.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.78 (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 1 </td><td> 633,090. </td><td> 1,932,880. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 1481.535 (m) 4860.67 (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: 10TEK175865(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK CUT <br>STAMPING: B 334 1949 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1949 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1949 21.1 MI NW FROM ONO. 7.6 MILES SOUTHWEST ALONG THE PLATINA ROAD FROM THE POST OFFICE AT ONO, THENCE 13.5 MILES NORTHWEST ALONG THE BULLY CHOOP ROAD, AT A ROCK CUT, ON THE INSIDE OF A CURVE, IN THE TOP OF A LEDGE, 7.5 FEET EAST OF THE CENTER LINE OF THE ROAD, ABOUT 2 1/2 FEET HIGHER THAN THE ROAD, AND MARKED BY WHITE PAINTED LETTERS B.M. LU1168B 338http://www.geocaching.com/mark/details.asp?PID=LU1168B 338GeocacheGeocacheB 338CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 338</h1> <b> PID </b> LU1168 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 25 27. (N) 123 28 44. (W) SCALED <br> <b> NAVD 88 </b> 757.13 (+/-2cm) 2484.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.32 (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 1 </td><td> 622,180. </td><td> 1,874,510. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 756.130 (m) 2480.74 (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: 10TDK593749(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: B 338 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 3.9 MI SE FROM MAD RIVERS RS.. 2.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM MAD RIVER RANGER STATION, THENCE 1.7 MILES SOUTHEAST ALONG THE MAD RIVER ROAD, AT OLSEN CREEK, IN THE TOP OF A LARGE BOULDER, 30 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, 23 1/2 FEET SOUTHEAST OF A 50-INCH PINE TREE, 12 FEET SOUTHEAST OF THE CENTER LINE OF THE CREEK, AND ABOUT 4 FEET LOWER THAN THE ROAD. LU1110B 339http://www.geocaching.com/mark/details.asp?PID=LU1110B 339GeocacheGeocacheB 339CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 339</h1> <b> PID </b> LU1110 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHANNON BUTTE (1967) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 12 01. (N) 123 19 06. (W) SCALED <br> <b> NAVD 88 </b> 929.75 (+/-2cm) 3050.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.51 (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 1 </td><td> 597,110. </td><td> 1,887,760. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 928.775 (m) 3047.16 (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: 10TDK729500(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: B 339 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 11.4 MI SE FROM RUTH. 9.4 MILES SOUTHEAST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, THENCE 2.0 MILES SOUTH ALONG THE ROCK CREEK ROAD, IN THE TOP OF A LARGE BOULDER, 13 FEET SOUTHEAST OF A 30-INCH PINE TREE, 12 FEET WEST OF THE CENTER LINE OF THE ROAD, 7 FEET NORTHEAST OF A 20-INCH OAK TREE, ABOUT 6 FEET HIGHER THAN THE ROAD, AND MARKED BY THE WHITE PAINTED LETTERS BM. LU1020B 34 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1020B 34 USGSGeocacheGeocacheB 34 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 34 USGS</h1> <b> PID </b> LU1020 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 26 41. (N) 123 29 56. (W) SCALED <br> <b> NAVD 88 </b> 761.10 (+/-2cm) 2497.0 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.33 (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 1 </td><td> 624,490. </td><td> 1,872,860. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 760.118 (m) 2493.82 (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: 10TDK576772(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: B 34 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1945 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1945 2.2 MI SE FROM MAD RIVER RANGER STATION. 2.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM MAD RIVER RANGER STATION, ABOUT 0.6 MILE SOUTHEAST OF THE ABANDONED MAD RIVER STORE, AT THE JUNCTION OF THE MAD RIVER ROAD, 35 FEET SOUTHWEST OF A 30-INCH OAK TREE, 26 1/2 FEET SOUTHWEST OF THE CENTER LINE OF THE HIGHWAY, ABOUT 6 FEET LOWER THAN THE HIGHWAY, AND SET IN THE TOP OF A CONRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. LU0973B 345http://www.geocaching.com/mark/details.asp?PID=LU0973B 345GeocacheGeocacheB 345CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 345</h1> <b> PID </b> LU0973 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HAYFORK SUMMIT (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 33 09. (N) 123 05 51. (W) SCALED <br> <b> NAVD 88 </b> 764.52 (+/-2cm) 2508.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.10 (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 1 </td><td> 635,960. </td><td> 1,907,050. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 763.593 (m) 2505.22 (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: 10TDK917890(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: B 345 1948 <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>1948 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1948 5.4 MI SE FROM HAYFORK. 4.5 MILES EAST ALONG THE DOUGLAS CITY ROAD FROM THE POST OFFICE AT HAYFORK, THENCE 1.1 MILES SOUTH ALONG THE WILDWOOD ROAD, 57 FEET WEST OF THE CENTER LINE OF THE ROAD, 28 FEET WEST OF THE CENTER LINE OF A DRIVEWAY TO A FARMHOUSE, 10.0 FEET NORTH OF THE CENTER OF A WIRE GATE, 2.2 FEET WEST OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.3 FOOT ABOVE THE GROUND. LU1017B 35 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1017B 35 USGSGeocacheGeocacheB 35 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 35 USGS</h1> <b> PID </b> LU1017 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 28 25. (N) 123 09 56. (W) SCALED <br> <b> NAVD 88 </b> 758.12 (+/-2cm) 2487.3 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -27.37 (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 1 </td><td> 627,270. </td><td> 1,901,170. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 757.192 (m) 2484.22 (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: 10TDK859803(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: B 35 1929 <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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 0.6 MI NE FROM PEANUT. 0.6 MILE NORTHEAST ALONG THE HAYFORK ROAD FROM THE BRIDGE OVER SALT CREEK AT PEANUT, ABOUT 79 YARDS NORTH OF THE NORTH END OF A SMALL BRIDGE, ABOUT 45 YARDS NORTHEAST OF THE NORTHEAST CORNER OF A WHITE RANCHHOUSE, 98.2 FEET NORTHWEST OF THE NORTHWEST CORNER OF A MACHINE SHED, 65 1/2 FEET NORTHEAST OF A POWER LINE POLE, 24 FEET NORTHWEST OF THE CENTER LINE OF THE ROAD, 11.4 FEET WEST OF THE CENTER OF THE NORTHWEST END OF AN 18-INCH CORRUGATED METAL PIPE CULVERT, 4 1/2 FEET SOUTHWEST OF A FENCE CORNER, 1.1 FEET SOUTHEAST OF A FENCE, 0.9 FOOT NORTHEAST OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. LU0739B 384http://www.geocaching.com/mark/details.asp?PID=LU0739B 384GeocacheGeocacheB 384CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 384</h1> <b> PID </b> LU0739 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> HOOSIMBIM MTN (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 32 37. (N) 122 56 07. (W) SCALED <br> <b> NAVD 88 </b> 662.37 (+/-2cm) 2173.1 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -26.88 (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 1 </td><td> 634,810. </td><td> 1,920,780. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 661.448 (m) 2170.10 (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: 10TEK054880(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: B 384 1949 <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>1949 </td><td>MONUMENTED </td><td>CGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1949 9.7 MI S FROM DOUGLAS CITY. 3.0 MILES SOUTH ALONG THE HAYFORK ROAD FROM THE TRINITY RIVER BRIDGE AT DOUGLAS CITY, THENCE 6.7 MILES SOUTH ALONG THE BROWNS CREEK ROAD, 0.7 MILE SOUTH OF MIDDLETON GULCH, AT A DOUBLE 36-INCH CORRUGATED METAL PIPE CULVERT, IN THE TOP OF THE NORTH END OF THE WEST CONCRETE HEAD WALL, 12 FEET WEST OF THE CENTER LINE OF THE ROAD, AND ABOUT LEVEL WITH THE ROAD. LU0855B 45http://www.geocaching.com/mark/details.asp?PID=LU0855B 45GeocacheGeocacheB 45USGSUSGS Unknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 45</h1> <b> PID </b> LU0855 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> WEAVERVILLE (1982) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 39 24. (N) 122 56 37. (W) SCALED <br> <b> NAVD 88 </b> 505.445 (meters) 1658.28 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -26.81 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 505.147 (meters) 1657.30 (feet) COMP <br> <b> MODELED GRAV</b> 980,021.4 (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 1 </td><td> 647,370. </td><td> 1,920,210. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (12/02/92) 504.559 (m) 1655.37 (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: 10TEL047006(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 45 1929 1654.997 <br>MARK LOGO: 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>1929 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1988 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 0.3 MI N FROM DOUGLAS CITY. 0.3 MILE NORTH ALONG U.S. HIGHWAY 299 FROM DOUGLAS CITY, TRINITY COUNTY, 100 FEET WEST OF THE CENTERLINE OF THE HIGHWAY, ON THE UPPER BANK OF AN OLD ROAD, 88 FEET SOUTHWEST OF THE MIDDLE OF THE WEST HEADWALL OF A SMALL CONCRETE CULVERT, AND IN THE TOP OF A ROCK OUTCROP. A UNITED STATES GEOLOGICAL SURVEY STANDARD DISK, STAMPED 1654.997 B 45 1929. <p> <h2>STATION RECOVERY (1988) </h2> <p>RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1988 RECOVERED IN GOOD CONDITION. A NEW DESCRIPTION FOLLOWS. 9.7 KM (6.05 MI) EASTERLY ALONG STATE HIGHWAY 299 FROM THE JUNCTION OF STATE HIGHWAY 3 IN WEAVERVILLE, IN AN EXPOSED AREA OF BEDROCK IN A SMALL CUT OF AN ABANDONED ROAD BED, 0.4 KM (0.25 MI) NORTH OF THE JUNCTION OF STINER FLAT ROAD, 67.8 M (222.4 FT) WEST OF THE CENTERLINE OF THE HIGHWAY, 50.8 M (166.7 FT) WEST OF THE WEST END OF A METAL PIPE CULVERT, AND 26.8 M (87.9 FT) WEST OF THE WEST END OF A CONCRETE CULVERT HEADWALL. THE MARK IS 1.0 METERS W FROM A WITNESS POST LU1166B 49 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1166B 49 USGSGeocacheGeocacheB 49 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 49 USGS</h1> <b> PID </b> LU1166 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SPORTSHAVEN (1973) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 24 30. (N) 123 28 26. (W) SCALED <br> <b> NAVD 88 </b> 764.57 (+/-2cm) 2508.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.35 (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 1 </td><td> 620,420. </td><td> 1,874,910. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 763.572 (m) 2505.15 (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: 10TDK597731(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 65 = SET IN UNSPECIFIED ROCK OR BOULDER <br>STAMPING: B 49 1930 <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>1930 </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 5.2 MI SE FROM MAD RIVER R.S.. 2.2 MILES SOUTHEAST ALONG STATE HIGHWAY 36 FROM MAD RIVER RANGER STATION, THENCE 3.0 MILES SOUTHEAST ALONG THE MAD RIVER ROAD, AT A CURVE, IN THE TOP OF A LARGE ROCK, 36 FEET SOUTH OF THE CENTER LINE OF THE ROAD, ABOUT 6 FEET LOWER THAN THE ROAD, AND 4 FEET EAST OF AN 8-INCH OAK TREE. LU1162B 51 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1162B 51 USGSGeocacheGeocacheB 51 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 51 USGS</h1> <b> PID </b> LU1162 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> RUTH LAKE (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 21 41. (N) 123 25 35. (W) SCALED <br> <b> NAVD 88 </b> 789.25 (+/-2cm) 2589.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.32 (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 1 </td><td> 615,140. </td><td> 1,878,850. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 788.25 (m) 2586.1 (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: 10TDK637679(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: B 51 1930 <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>1930 </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 4.7 MI NW FROM RUTH. 4.7 MILES NORTHWEST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, AT A JUNCTION, IN A SMALL CLEARING, 82.5 FEET SOUTHWEST OF THE CENTER LINE OF AN OLD ROAD, 14 FEET NORTHEAST OF THE CENTER LINE OF THE MAD RIVER ROAD, ABOUT 2 FEET HIGHER THAN THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT ABOVE THE GROUND. LU1159B 52 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1159B 52 USGSGeocacheGeocacheB 52 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 52 USGS</h1> <b> PID </b> LU1159 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> RUTH LAKE (1978) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 19 26. (N) 123 23 31. (W) SCALED <br> <b> NAVD 88 </b> 812.43 (+/-2cm) 2665.4 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.31 (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 1 </td><td> 610,930. </td><td> 1,881,710. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 811.420 (m) 2662.13 (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: 10TDK667637(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: B 52 1930 <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>1930 </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 1.4 MI NW FROM RUTH. 1.4 MILES NORTHWEST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, AT RUTH GUARD STATION, 66 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, 47 FEET EAST OF THE NORTHEAST CORNER OF THE GUARD STATION, 3.5 FEET WEST OF A FENCE CORNER, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT ABOVE THE GROUND. MX0230B 597http://www.geocaching.com/mark/details.asp?PID=MX0230B 597GeocacheGeocacheB 597CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 597</h1> <b> PID </b> MX0230 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> TANGLE BLUE LAKE (1986) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 41 14 54. (N) 122 39 54. (W) SCALED <br> <b> NAVD 88 </b> 1251.468 (meters) 4105.86 (feet) ADJUSTED <br> <hr> <b> GEOID HEIGHT</b> -23.56 (meters) GEOID03 <br> <b> DYNAMIC HT </b> 1250.633 (meters) 4103.12 (feet) COMP <br> <b> MODELED GRAV</b> 979,912.9 (mgal) NAVD 88 <br> <p> <b> VERT ORDER </b> SECOND CLASS 0 <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 1 </td><td> 712,850. </td><td> 1,944,270. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/??) 1250.440 (m) 4102.49 (f) ADJUSTED 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: 10TEL280663(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 30 = SET IN A LIGHT STRUCTURE <br>SP_SET: CULVERT <br>STAMPING: B 597 1940 <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>1940 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1955 </td><td>GOOD </td><td>NGS</td></tr><tr><td>1983 </td><td>GOOD </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1955 15.4 MI N FROM CARRVILLE. 15.4 MILES NORTH ALONG THE WEAVERVILLE-CALLAHAN ROAD FROM CARRVILLE, TRINITY COUNTY, AT A CULVERT UNDER THE ROAD, IN THE TOP OF THE EAST HEADWALL, 3 YARDS EAST OF THE CENTERLINE OF THE ROAD, AND LEVEL WITH THE ROAD. A STANDARD DISK, STAMPED B 597 1940. <p> <h2>STATION RECOVERY (1983) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1983 15.0 MILES NORTH ALONG THE WEAVERILLE-CALLAHAN RD. FROM SCOTT MTN. SUMMIT, 3.35 MILES SOUTH ALONG CA. HWY. 3, ALONG A SHORT STRAIGHT AWAY, 11 FT. NORTHEAST OF CENTERLINE OF RD., DIRECTLY ACROSS RD. FROM 30-INCH PINE, CEMENTED ON EAST HEADWALL OF CULVERT, STANDARD CGS TABLET STAMPED 'B 597 1940'. LU1233B 62 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1233B 62 USGSGeocacheGeocacheB 62 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 62 USGS</h1> <b> PID </b> LU1233 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> ALDERPOINT (1969) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 12 00. (N) 123 31 34. (W) SCALED <br> <b> NAVD 88 </b> 443.93 (+/-2cm) 1456.5 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.31 (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 1 </td><td> 597,370. </td><td> 1,870,070. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 442.977 (m) 1453.33 (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: 10TDK552500(NAD 83) <br>MARKER: DD = SURVEY DISK <br>SETTING: 80 = SET IN A BOULDER <br>STAMPING: B 62 1930 <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>1930 </td><td>MONUMENTED </td><td>USGS</td></tr><tr><td>1942 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1942 4.3 MI W FROM ZENIA. 4.3 MILES WEST ALONG THE ALDERPOINT ROAD FROM THE POST OFFICE AT ZENIA, TRINITY COUNTY, 25 FEET NORTH OF THE CENTERLINE OF THE ROAD, 10 FEET EAST OF A WOODEN BRIDGE OVER A CREEK, IN THE TOP OF A LARGE BOULDER, NEAR A WHITE WOODEN WITNESS POST, AND ABOUT 3 FEET LOWER THAN THE ROAD. A UNITED STATES GEOLOGICAL SURVEY DISK, STAMPED B 62 1930. LU0992B 642http://www.geocaching.com/mark/details.asp?PID=LU0992B 642GeocacheGeocacheB 642CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 642</h1> <b> PID </b> LU0992 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> LAKE MOUNTAIN (1996) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 07 27. (N) 123 25 52. (W) SCALED <br> <b> NAVD 88 </b> 939.38 (+/-2cm) 3081.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.15 (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 1 </td><td> 588,810. </td><td> 1,878,020. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 938.413 (m) 3078.78 (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: 10TDK632416(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: B 642 1942 <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>1942 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1949 </td><td>GOOD </td><td>NGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY NATIONAL GEODETIC SURVEY 1949 8.9 MI SE FROM ZENIA. 8.9 MILES SOUTHEAST ALONG THE COVELO ROAD FROM THE POST OFFICE AT ZENIA, 1.4 MILES SOUTHWEST OF THE HOAGLIN GUARD STATION, 150 YARDS SOUTHEAST OF THE ROAD LEADING TO THE HOAGLIN GUARD STATION, AT THE JUNCTION OF THE OLD ROAD LEADING TO HOAGLIN, 32 1/2 FEET SOUTHWEST OF THE CENTER LINE OF THE COVELO ROAD, 1.4 FEET NORTHEAST OF A WITNESS POST, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.4 FOOT ABOVE THE GROUND. LU1413B 657http://www.geocaching.com/mark/details.asp?PID=LU1413B 657GeocacheGeocacheB 657CGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 657</h1> <b> PID </b> LU1413 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> JEWETT ROCK (1969) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 05 05. (N) 123 30 28. (W) SCALED <br> <b> NAVD 88 </b> 324.38 (+/-2cm) 1064.2 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -29.58 (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 1 </td><td> 584,540. </td><td> 1,871,410. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 323.456 (m) 1061.21 (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: 10TDK567372(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: B 657 1942 <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>1942 </td><td>MONUMENTED </td><td>CGS</td></tr><tr><td>1969 </td><td>MARK NOT FOUND </td><td>USGS</td></tr> </table> <p> <h2>STATION DESCRIPTION </h2> <p>DESCRIBED BY COAST AND GEODETIC SURVEY 1942 1.7 MI E FROM KEKAWAKA. 1.7 MILES EAST ALONG A PRIVATE ROAD FROM THE NORTHWESTERN PACIFIC RAILROAD STATION AT KEKAWAKA, TRINITY COUNTY, ON LONE PINE RANCH, AT A GATE, 10 FEET SOUTH OF THE CENTERLINE OF THE ROAD, 2 FEET WEST OF A FENCE LINE, AND NEAR A WHITE WOODEN WITNESS POST. A STANDARD DISK, STAMPED B 657 1942 AND SET IN THE TOP OF A CONCRETE POST. <p> <h2>STATION RECOVERY (1969) </h2> <p>RECOVERY NOTE BY US GEOLOGICAL SURVEY 1969 MARK NOT FOUND. LU1154B 70 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1154B 70 USGSGeocacheGeocacheB 70 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 70 USGS</h1> <b> PID </b> LU1154 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> FOREST GLEN (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 17 11. (N) 123 19 59. (W) SCALED <br> <b> NAVD 88 </b> 820.75 (+/-2cm) 2692.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.21 (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 1 </td><td> 606,690. </td><td> 1,886,650. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 819.751 (m) 2689.47 (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: 10TDK716595(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 70 1930 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1930 </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 3 MI SE FROM RUTH. 3.0 MILES SOUTHEAST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, IN THE TOP OF A ROCK OUTCROP, 43.3 FEET NORTHEAST OF AND ACROSS THE ROAD FROM A FENCE, 22 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, AND ABOUT 10 FEET HIGHER THAN THE ROAD. LU1152B 71 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1152B 71 USGSGeocacheGeocacheB 71 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 71 USGS</h1> <b> PID </b> LU1152 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> FOREST GLEN (1979) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 15 23. (N) 123 19 03. (W) SCALED <br> <b> NAVD 88 </b> 831.17 (+/-2cm) 2726.9 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.27 (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 1 </td><td> 603,340. </td><td> 1,887,930. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 830.173 (m) 2723.66 (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: 10TDK730562(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: B 71 1930 <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>1930 </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 5.3 MI SE FROM RUTH. 5.3 MILES SOUTHEAST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, 0.3 MILE SOUTHEAST OF A HOUSE ON THE STOCKTON RANCH, 32 1/2 FEET WEST OF A 36-INCH PINE TREE MARKED BY THE WHITE PAINTED LETTERS BM, 30.5 FEET NORTHEAST OF THE CENTER LINE OF THE ROAD, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.6 FOOT ABOVE THE GROUND. LU1148B 72 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1148B 72 USGSGeocacheGeocacheB 72 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 72 USGS</h1> <b> PID </b> LU1148 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHANNON BUTTE (1967) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 13 07. (N) 123 18 05. (W) SCALED <br> <b> NAVD 88 </b> 842.10 (+/-2cm) 2762.8 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.36 (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 1 </td><td> 599,120. </td><td> 1,889,230. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 841.107 (m) 2759.53 (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: 10TDK743520(NAD 83) <br>MARKER: DB = BENCH MARK DISK <br>SETTING: 66 = SET IN ROCK OUTCROP <br>SP_SET: ROCK OUTCROP <br>STAMPING: B 72 1930 <br>STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD <br>STABILITY: 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>1930 </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 8.4 MI SE FROM RUTH. 8.4 MILES SOUTHEAST ALONG THE MAD RIVER ROAD FROM THE POST OFFICE AT RUTH, AT A SHARP CURVE, IN THE TOP OF A LARGE ROCK OUTCROP, 38 FEET SOUTHWEST OF THE CENTER LINE OF THE ROAD, 19 FEET NORTHEAST OF MAD RIVER, AND ABOUT 15 FEET LOWER THAN THE ROAD. LU1146B 73 USGShttp://www.geocaching.com/mark/details.asp?PID=LU1146B 73 USGSGeocacheGeocacheB 73 USGSUSGSUnknown CacheRegular11United StatesCaliforniaNGS Datasheet <h1>B 73 USGS</h1> <b> PID </b> LU1146 <br> <b> STATE/COUNTY</b> CA/TRINITY <br> <b> USGS QUAD </b> SHANNON BUTTE (1967) <br> <p> <h2>Current Survey Control</h2> <hr> <b> NAD 83(1986)</b> 40 11 35. (N) 123 16 31. (W) SCALED <br> <b> NAVD 88 </b> 859.76 (+/-2cm) 2820.7 (feet) VERTCON <br> <hr> <b> GEOID HEIGHT</b> -28.35 (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 1 </td><td> 596,250. </td><td> 1,891,420. </td><td> MT</td><td> (+/- 180 meters Scaled)</td></tr> </table> <p> <h2>Superseded Survey Control</h2>
<p> NGVD 29 (??/??/92) 8