National Geodetic Survey, Retrieval Date = JULY 24, 2007 MX1142 *********************************************************************** MX1142 DESIGNATION - BUCKHORN MOUNTAIN MX1142 PID - MX1142 MX1142 STATE/COUNTY- CA/SISKIYOU MX1142 USGS QUAD - GRIDER VALLEY (1981) MX1142 MX1142 *CURRENT SURVEY CONTROL MX1142 ___________________________________________________________________ MX1142* NAD 83(1992)- 41 40 23.02134(N) 123 15 00.56075(W) ADJUSTED MX1142* NAVD 88 - 2107. (meters) 6913. (feet) SCALED MX1142 ___________________________________________________________________ MX1142 EPOCH DATE - 1991.35 MX1142 LAPLACE CORR- 15.32 (seconds) DEFLEC99 MX1142 GEOID HEIGHT- -24.62 (meters) GEOID03 MX1142 MX1142 HORZ ORDER - SECOND MX1142 MX1142.The horizontal coordinates were established by classical geodetic methods MX1142.and adjusted by the National Geodetic Survey in March 1994. MX1142.The horizontal coordinates are valid at the epoch date displayed above. MX1142.The epoch date for horizontal control is a decimal equivalence MX1142.of Year/Month/Day. MX1142 MX1142.The orthometric height was scaled from a topographic map. MX1142 MX1142.The Laplace correction was computed from DEFLEC99 derived deflections. MX1142 MX1142.The geoid height was determined by GEOID03. MX1142 MX1142; North East Units Scale Factor Converg. MX1142;SPC CA 1 - 760,551.066 1,895,898.517 MT 1.00000163 -0 49 02.8 MX1142;SPC CA 1 - 2,495,241.29 6,220,127.05 sFT 1.00000163 -0 49 02.8 MX1142;UTM 10 - 4,613,507.876 479,176.979 MT 0.99960534 -0 09 58.8 MX1142 MX1142! - Elev Factor x Scale Factor = Combined Factor MX1142!SPC CA 1 - 0.99967347 x 1.00000163 = 0.99967510 MX1142!UTM 10 - 0.99967347 x 0.99960534 = 0.99927894 MX1142 MX1142 SUPERSEDED SURVEY CONTROL MX1142 MX1142 NAD 83(1986)- 41 40 23.01715(N) 123 15 00.57103(W) AD(1984.00) 2 MX1142 NAD 27 - 41 40 23.54580(N) 123 14 56.38370(W) AD( ) 2 MX1142 MX1142.Superseded values are not recommended for survey control. MX1142.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. MX1142.See file dsdata.txt to determine how the superseded data were derived. MX1142 MX1142_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TDM7917713508(NAD 83) MX1142_MARKER: Z = SEE DESCRIPTION MX1142_SETTING: 0 = UNSPECIFIED SETTING MX1142_STAMPING: 6917 MX1142_MARK LOGO: USGS MX1142_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY MX1142 MX1142 HISTORY - Date Condition Report By MX1142 HISTORY - 1952 MONUMENTED CGS MX1142 MX1142 STATION DESCRIPTION MX1142 MX1142'DESCRIBED BY COAST AND GEODETIC SURVEY 1952 (WRH) MX1142'THE STATION IS LOCATED ABOUT 23 MILES AIRLINE NORTHEAST OF MX1142'SOMES BAR, 16 MILES AIRLINE SOUTHWEST OF HORSE CREEK, AND 10 MX1142'MILES AIRLINE SOUTHEAST OF HAPPY CAMP, ON THE HIGHEST PART OF MX1142'BUCKHORN MOUNTAIN. MX1142' MX1142'THE MARK IS A STANDARD U.S. GEOLOGICAL SURVEY BENCH MARK SET MX1142'IN A DRILL HOLE IN A LARGE BOULDER PROJECTING ABOUT 1 FOOT. MX1142'IT IS STAMPED---6917---. IT IS 6.991 FEET, 2.131 METERS NORTH MX1142'NORTHEAST OF STATION BUCKHORN. THE CENTER OF THE MARK WAS MX1142'INTERSECTED.