National Geodetic Survey, Retrieval Date = SEPTEMBER 14, 2002 LT0611 *********************************************************************** LT0611 DESIGNATION - BOYD HILL LOOKOUT HOUSE 1948 LT0611 PID - LT0611 LT0611 STATE/COUNTY- CA/LASSEN LT0611 USGS QUAD - DIXIE PEAK (1993) LT0611 LT0611 *CURRENT SURVEY CONTROL LT0611 ___________________________________________________________________ LT0611* NAD 83(1992)- 40 59 07.97551(N) 121 03 34.17441(W) ADJUSTED LT0611* NAVD 88 - 1812. (meters) 5945. (feet) SCALED LT0611 ___________________________________________________________________ LT0611 EPOCH DATE - 1991.35 LT0611 LAPLACE CORR- 5.97 (seconds) DEFLEC99 LT0611 GEOID HEIGHT- -23.07 (meters) GEOID99 LT0611 LT0611 HORZ ORDER - THIRD LT0611 LT0611.The horizontal coordinates were established by classical geodetic methods LT0611.and adjusted by the National Geodetic Survey in March 1994. LT0611.The horizontal coordinates are valid at the epoch date displayed above. LT0611.The epoch date for horizontal control is a decimal equivalence LT0611.of Year/Month/Day. LT0611 LT0611.The orthometric height was scaled from a topographic map. LT0611 LT0611.The Laplace correction was computed from DEFLEC99 derived deflections. LT0611 LT0611.The geoid height was determined by GEOID99. LT0611 LT0611; North East Units Scale Converg. LT0611;SPC CA 1 - 683,882.535 2,079,137.433 MT 0.99989807 +0 36 53.9 LT0611;SPC CA 1 - 2,243,704.62 6,821,303.39 sFT 0.99989807 +0 36 53.9 LT0611;UTM 10 - 4,538,966.243 663,239.681 MT 0.99992798 +1 16 22.8 LT0611 LT0611 SUPERSEDED SURVEY CONTROL LT0611 LT0611 NAD 83(1986)- 40 59 07.98104(N) 121 03 34.19039(W) AD(1984.00) 4 LT0611 NAD 27 - 40 59 08.37900(N) 121 03 30.30700(W) AD( ) 3 LT0611 LT0611.Superseded values are not recommended for survey control. LT0611.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LT0611.See file dsdata.txt to determine how the superseded data were derived. LT0611 LT0611 HISTORY - Date Condition Report By LT0611 HISTORY - 1948 MONUMENTED CGS LT0611 LT0611 STATION DESCRIPTION LT0611 LT0611'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 LT0611'SEE STATION BOYD HILL