National Geodetic Survey, Retrieval Date = SEPTEMBER 26, 2002 LU2031 *********************************************************************** LU2031 DESIGNATION - HAMMERHORN LOOKOUT TOWER LU2031 PID - LU2031 LU2031 STATE/COUNTY- CA/TRINITY LU2031 USGS QUAD - LU2031 LU2031 *CURRENT SURVEY CONTROL LU2031 ___________________________________________________________________ LU2031* NAD 83(1992)- 40 00 05.90035(N) 122 57 01.69547(W) ADJUSTED LU2031* NAVD 88 - LU2031 ___________________________________________________________________ LU2031 EPOCH DATE - 1991.35 LU2031 LAPLACE CORR- 1.01 (seconds) DEFLEC99 LU2031 GEOID HEIGHT- -27.54 (meters) GEOID99 LU2031 LU2031 HORZ ORDER - THIRD LU2031 LU2031.The horizontal coordinates were established by classical geodetic methods LU2031.and adjusted by the National Geodetic Survey in March 1994. LU2031.The horizontal coordinates are valid at the epoch date displayed above. LU2031.The epoch date for horizontal control is a decimal equivalence LU2031.of Year/Month/Day. LU2031 LU2031 LU2031.The Laplace correction was computed from DEFLEC99 derived deflections. LU2031 LU2031.The geoid height was determined by GEOID99. LU2031 LU2031; North East Units Scale Converg. LU2031;SPC CA 1 - 574,648.849 1,918,839.184 MT 0.99999959 -0 37 17.4 LU2031;SPC CA 1 - 1,885,327.10 6,295,391.56 sFT 0.99999959 -0 37 17.4 LU2031;SPC CA 2 - 759,633.362 1,918,835.566 MT 1.00004279 -0 35 57.3 LU2031;SPC CA 2 - 2,492,230.46 6,295,379.69 sFT 1.00004279 -0 35 57.3 LU2031;UTM 10 - 4,427,940.305 504,227.683 MT 0.99960022 +0 01 54.6 LU2031 LU2031 SUPERSEDED SURVEY CONTROL LU2031 LU2031 NAD 83(1986)- 40 00 05.89498(N) 122 57 01.68520(W) AD(1984.00) 4 LU2031 NAD 27 - 40 00 06.32766(N) 122 56 57.64932(W) AD( ) 3 LU2031 LU2031.Superseded values are not recommended for survey control. LU2031.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LU2031.See file dsdata.txt to determine how the superseded data were derived. LU2031 LU2031 HISTORY - Date Condition Report By LU2031 HISTORY - 1942 MONUMENTED CGS LU2031 HISTORY - 1964 SEE DESCRIPTION CGS LU2031 LU2031 STATION DESCRIPTION LU2031 LU2031'DESCRIBED BY COAST AND GEODETIC SURVEY 1942 (JCS) LU2031'THIS UNOCCUPIED INTERSECTION STATION IS LOCATED IN THE LU2031'MENDOCINO NATIONAL FOREST, AND IN THE MIDDLE EEL PRIMITIVE LU2031'AREA. IT IS NEAR THE MENDOCINO-TEHAMA COUNTY LINE AND IS LU2031'APPROXIMATELY 22 MILES NE OF COVELO, CALIFORNIA. IT IS A LU2031'PERMANENT LOOKOUT STATION ON THE SUMMIT OF HAMMERHORN LU2031'MOUNTAIN. THE CENTER OF THE STRUCTURE WAS CUT IN AS AN LU2031'INTERSECTION STATION. THE STATION SITE WAS NOT VISITED BY LU2031'THIS PARTY. LU2031 LU2031 STATION RECOVERY (1964) LU2031 LU2031'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 (JJL) LU2031'THE STATION WAS RECOVERED AS DESCRIBED AND FOUND IN GOOD LU2031'CONDITION.