National Geodetic Survey, Retrieval Date = JANUARY 11, 2005 LT0635 *********************************************************************** LT0635 DESIGNATION - LADDER BUTTE LOOKOUT 1948 LT0635 PID - LT0635 LT0635 STATE/COUNTY- CA/LASSEN LT0635 USGS QUAD - JELLICO (1995) LT0635 LT0635 *CURRENT SURVEY CONTROL LT0635 ___________________________________________________________________ LT0635* NAD 83(1992)- 40 48 37.95360(N) 121 18 24.54044(W) ADJUSTED LT0635* NAVD 88 - 1751. (meters) 5745. (feet) SCALED LT0635 ___________________________________________________________________ LT0635 EPOCH DATE - 1991.35 LT0635 LAPLACE CORR- 7.47 (seconds) DEFLEC99 LT0635 GEOID HEIGHT- -23.61 (meters) GEOID03 LT0635 LT0635 HORZ ORDER - THIRD LT0635 LT0635.The horizontal coordinates were established by classical geodetic methods LT0635.and adjusted by the National Geodetic Survey in March 1994. LT0635.The horizontal coordinates are valid at the epoch date displayed above. LT0635.The epoch date for horizontal control is a decimal equivalence LT0635.of Year/Month/Day. LT0635 LT0635.The orthometric height was scaled from a topographic map. LT0635 LT0635.The Laplace correction was computed from DEFLEC99 derived deflections. LT0635 LT0635.The geoid height was determined by GEOID03. LT0635 LT0635; North East Units Scale Factor Converg. LT0635;SPC CA 1 - 664,256.405 2,058,481.009 MT 0.99989473 +0 27 11.7 LT0635;SPC CA 1 - 2,179,314.56 6,753,533.11 sFT 0.99989473 +0 27 11.7 LT0635;UTM 10 - 4,519,105.156 642,809.342 MT 0.99985102 +1 06 24.4 LT0635 LT0635! - Elev Factor x Scale Factor = Combined Factor LT0635!SPC CA 1 - 0.99972910 x 0.99989473 = 0.99962385 LT0635!UTM 10 - 0.99972910 x 0.99985102 = 0.99958016 LT0635 LT0635 SUPERSEDED SURVEY CONTROL LT0635 LT0635 NAD 83(1986)- 40 48 37.96238(N) 121 18 24.54796(W) AD(1984.00) 4 LT0635 NAD 27 - 40 48 38.37200(N) 121 18 20.64600(W) AD( ) 3 LT0635 LT0635.Superseded values are not recommended for survey control. LT0635.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LT0635.See file dsdata.txt to determine how the superseded data were derived. LT0635 LT0635_U.S. NATIONAL GRID SPATIAL ADDRESS: 10TFL4280919105(NAD 83) LT0635 LT0635 HISTORY - Date Condition Report By LT0635 HISTORY - 1948 MONUMENTED CGS LT0635 LT0635 STATION DESCRIPTION LT0635 LT0635'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 LT0635'SEE STATION LADDER