National Geodetic Survey, Retrieval Date = SEPTEMBER 14, 2002 LT0626 *********************************************************************** LT0626 DESIGNATION - WEST PROSPECT LT0626 PID - LT0626 LT0626 STATE/COUNTY- CA/SHASTA LT0626 USGS QUAD - WEST PROSPECT PEAK (1995) LT0626 LT0626 *CURRENT SURVEY CONTROL LT0626 ___________________________________________________________________ LT0626* NAD 83(1994)- 40 35 38.39345(N) 121 22 46.77029(W) ADJUSTED LT0626* NAVD 88 - 2492.6 (meters) 8178. (feet) VERTCON LT0626 ___________________________________________________________________ LT0626 LAPLACE CORR- 8.05 (seconds) DEFLEC99 LT0626 GEOID HEIGHT- -23.55 (meters) GEOID99 LT0626 LT0626 HORZ ORDER - SECOND LT0626 LT0626.The horizontal coordinates were established by classical geodetic methods LT0626.and adjusted by the National Geodetic Survey in June 1998. LT0626 LT0626.The NAVD 88 height was computed by applying the VERTCON shift value to LT0626.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) LT0626 LT0626.The Laplace correction was computed from DEFLEC99 derived deflections. LT0626 LT0626.The geoid height was determined by GEOID99. LT0626 LT0626; North East Units Scale Converg. LT0626;SPC CA 1 - 640,166.535 2,052,505.994 MT 0.99990345 +0 24 20.3 LT0626;SPC CA 1 - 2,100,279.71 6,733,930.08 sFT 0.99990345 +0 24 20.3 LT0626;UTM 10 - 4,494,950.309 637,108.812 MT 0.99983140 +1 03 16.2 LT0626 LT0626: Primary Azimuth Mark Grid Az LT0626:SPC CA 1 - WEST PROSPECT AZ MK 223 26 25.5 LT0626:UTM 10 - WEST PROSPECT AZ MK 222 47 29.6 LT0626 LT0626|---------------------------------------------------------------------| LT0626| PID Reference Object Distance Geod. Az | LT0626| dddmmss.s | LT0626| DB8543 WEST PROSPECT RM 1 10.900 METERS 12145 | LT0626| LT0627 WEST PROSPECT LOH 1948 10.931 METERS 13717 | LT0626| DB8544 WEST PROSPECT RM 2 11.335 METERS 15302 | LT0626| DB8542 WEST PROSPECT AZ MK 2235045.8 | LT0626|---------------------------------------------------------------------| LT0626 LT0626 SUPERSEDED SURVEY CONTROL LT0626 LT0626 NAD 83(1992)- 40 35 38.39345(N) 121 22 46.77029(W) AD(1991.35) 2 LT0626 NAD 83(1986)- 40 35 38.39929(N) 121 22 46.77229(W) AD(1984.00) 2 LT0626 NAD 27 - 40 35 38.81700(N) 121 22 42.85900(W) AD( ) 2 LT0626 NGVD 29 - 2491.4 (m) 8174. (f) VERT ANG LT0626 LT0626.Superseded values are not recommended for survey control. LT0626.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. LT0626.See file dsdata.txt to determine how the superseded data were derived. LT0626 LT0626_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION LT0626_SETTING: 80 = SET IN A BOULDER LT0626 LT0626 HISTORY - Date Condition Report By LT0626 HISTORY - 1948 MONUMENTED CGS LT0626 HISTORY - 1973 SEE DESCRIPTION NGS LT0626 HISTORY - 1978 GOOD NPS LT0626 LT0626 STATION DESCRIPTION LT0626 LT0626'DESCRIBED BY COAST AND GEODETIC SURVEY 1948 (WRH) LT0626'THE STATION IS LOCATED ABOUT 21 MILES NORTHWEST OF CHESTER, 16 MILES LT0626'EAST NORTHEAST OF VIOLA, 5 MILES SOUTHEAST OF OLD STATION POST LT0626'OFFICE, ON WEST PROSPECT PEAK AND 35.9 FEET SOUTH SOUTHEAST OF LT0626'THE USFS LOOKOUT HOUSE. LT0626' LT0626'THE STATION MARK, STAMPED WEST PROSPECT 1948, IS A STANDARD DISK LT0626'SET IN A BURIED BOULDER 30 BY 18 INCHES AND FLUSH WITH THE GROUND. LT0626'IT IS REINFORCED WITH CONCRETE AROUND THE TOP. IT IS ON THE LT0626'WEST AND OUTER EDGE OF THE ROAD THAT CIRCLES THE LOOKOUT HOUSE. LT0626' LT0626'REFERENCE MARK NUMBER 1, STAMPED WEST PROSPECT NO 1 1948, IS LT0626'A STANDARD DISK SET IN THE TOP OF THE CEMENT FOUNDATION AT THE LT0626'NORTHEAST CORNER OF THE LOOKOUT HOUSE. IT PROJECTS 6 INCHES ABOVE LT0626'THE GROUND AND IS 3 FEET HIGHER THAN THE STATION. LT0626' LT0626'REFERENCE MARK NUMBER 2, STAMPED WEST PROSPECT NO 2 1948, IS A LT0626'STANDARD DISK SET IN THE TOP OF THE CEMENT FOUNDATION AT THE LT0626'SOUTHWEST CORNER OF THE LOOKOUT HOUSE. IT PROJECTS 5 INCHES ABOVE LT0626'THE GROUND AND IS 3 FEET HIGHER THAN THE STATION. LT0626' LT0626'THE AZIMUTH MARK, STAMPED EAST PROSPECT 1948, IS A STANDARD DISK LT0626'SET IN OUTCROPPING BEDROCK ON THE EDGE OF A ROCK CLIFF. IT IS LT0626'45 FEET NORTH NORTHEAST OF THE ROAD AND 39 FEET EAST OF A LARGE LT0626'PINE TREE WITH A TRIANGLE BLAZE. TO REACH FROM THE STATION FOLLOW LT0626'THE LOOKOUT ROAD DOWNGRADE FOR 5.7 MILES TO THE AZIMUTH MARK ON LT0626'THE RIGHT. LT0626' LT0626'WEST PROSPECT LOOKOUT HOUSE IS A WOODEN ELEVATED STRUCTURE WITH LT0626'A POINTED ROOF AND A SPIKE ON TOP. THE HOUSE IS ABOUT 15 FEET LT0626'SQUARE AND 18 FEET HIGH. IT IS A FOREST SERVICE LOOKOUT. LT0626' LT0626'THE STATION IS REACHED AS FOLLOWS--FROM OLD STATION POST OFFICE LT0626'GO SOUTH ON STATE HIGHWAY 89 FOR 1.7 MILES. TURN LEFT AS PER LT0626'SIGN BIG SPRINGS PUBLIC CAMP 1/2 AND FOLLOW THE MAIN TRAVELED LT0626'ROAD AND SIGNS FOR 14.1 MILES TO THE LOOKOUT HOUSE AND STATION. LT0626 LT0626 STATION RECOVERY (1973) LT0626 LT0626'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1973 (PRL) LT0626'STATION RECOVERED, IN GOOD CONDITION, AS DESCRIBED. VISITED BY LT0626'A LIGHTKEEPER ONLY. LT0626 LT0626 STATION RECOVERY (1978) LT0626 LT0626'RECOVERY NOTE BY NATIONAL PARK SERVICE 1978 (GG) LT0626'WEST PROSPECT 1948 GOOD LT0626' LT0626'STATION MARK IS N45 DEG W FROM CENTER OF LOOKOUT HOUSE, NOT SOUTH LT0626'SOUTHEAST AS THE DESCRIPTION STATES. BOTH REFERENCES FOUND IN GOOD LT0626'CONDITION.