National Geodetic Survey, Retrieval Date = JANUARY 4, 2005 EW7474 *********************************************************************** EW7474 DESIGNATION - CASTRO FIRE LOOKOUT TOWER 1927 EW7474 PID - EW7474 EW7474 STATE/COUNTY- CA/LOS ANGELES EW7474 USGS QUAD - POINT DUME (1995) EW7474 EW7474 *CURRENT SURVEY CONTROL EW7474 ___________________________________________________________________ EW7474* NAD 83(1992)- 34 05 08.49064(N) 118 47 08.46338(W) ADJUSTED EW7474* NAVD 88 - 860. (meters) 2822. (feet) SCALED EW7474 ___________________________________________________________________ EW7474 EPOCH DATE - 1991.35 EW7474 LAPLACE CORR- 1.37 (seconds) DEFLEC99 EW7474 GEOID HEIGHT- -35.20 (meters) GEOID03 EW7474 EW7474 HORZ ORDER - SECOND EW7474 EW7474.The horizontal coordinates were established by classical geodetic methods EW7474.and adjusted by the National Geodetic Survey in June 1996. EW7474.The horizontal coordinates are valid at the epoch date displayed above. EW7474.The epoch date for horizontal control is a decimal equivalence EW7474.of Year/Month/Day. EW7474 EW7474.The orthometric height was scaled from a topographic map. EW7474 EW7474.The Laplace correction was computed from DEFLEC99 derived deflections. EW7474 EW7474.The geoid height was determined by GEOID03. EW7474 EW7474; North East Units Scale Factor Converg. EW7474;SPC CA 5 - 565,251.769 1,927,489.225 MT 0.99998907 -0 26 52.3 EW7474;SPC CA 5 - 1,854,496.85 6,323,770.90 sFT 0.99998907 -0 26 52.3 EW7474;UTM 11 - 3,773,096.450 335,251.702 MT 0.99993459 -1 00 03.5 EW7474 EW7474! - Elev Factor x Scale Factor = Combined Factor EW7474!SPC CA 5 - 0.99987057 x 0.99998907 = 0.99985964 EW7474!UTM 11 - 0.99987057 x 0.99993459 = 0.99980517 EW7474 EW7474 SUPERSEDED SURVEY CONTROL EW7474 EW7474 NAD 83(1986)- 34 05 08.49132(N) 118 47 08.45617(W) AD(1984.00) 2 EW7474 NAD 27 - 34 05 08.46500(N) 118 47 05.12900(W) AD( ) 2 EW7474 EW7474.Superseded values are not recommended for survey control. EW7474.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. EW7474.See file dsdata.txt to determine how the superseded data were derived. EW7474 EW7474_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SLT3525273096(NAD 83) EW7474 EW7474 HISTORY - Date Condition Report By EW7474 HISTORY - 1927 MONUMENTED CGS EW7474 HISTORY - 1959 SEE DESCRIPTION CGS EW7474 EW7474 STATION DESCRIPTION EW7474 EW7474'DESCRIBED BY COAST AND GEODETIC SURVEY 1959 EW7474'SEE STATION CASTRO.