National Geodetic Survey, Retrieval Date = OCTOBER 28, 2000 DC2034 *********************************************************************** DC2034 DESIGNATION - LAWSON DC2034 PID - DC2034 DC2034 STATE/COUNTY- CA/SAN DIEGO DC2034 USGS QUAD - BARRETT LAKE (1988) DC2034 DC2034 *CURRENT SURVEY CONTROL DC2034 ___________________________________________________________________ DC2034* NAD 83(1992)- 32 43 34.47190(N) 116 43 33.31925(W) ADJUSTED DC2034* NAVD 88 - 1116.7 (meters) 3664. (feet) VERTCON DC2034 ___________________________________________________________________ DC2034 EPOCH DATE - 1991.35 DC2034 LAPLACE CORR- 6.47 (seconds) DEFLEC99 DC2034 GEOID HEIGHT- -32.55 (meters) GEOID99 DC2034 DC2034 HORZ ORDER - SECOND DC2034 DC2034.The horizontal coordinates were established by classical geodetic methods DC2034.and adjusted by the National Geodetic Survey in June 1996. DC2034.The horizontal coordinates are valid at the epoch date displayed above. DC2034.The epoch date for horizontal control is a decimal equivalence DC2034.of Year/Month/Day. DC2034 DC2034.The NAVD 88 height was computed by applying the VERTCON shift value to DC2034.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DC2034 DC2034.The Laplace correction was computed from DEFLEC99 derived deflections. DC2034 DC2034.The geoid height was determined by GEOID99. DC2034 DC2034; North East Units Scale Converg. DC2034;SPC CA 6 - 1,844,355.03 6,415,296.96 sFT 1.00000999 -0 15 41.5 DC2034;SPC CA 6 - 562,160.537 1,955,386.423 MT 1.00000999 -0 15 41.5 DC2034;UTM 11 - 3,620,972.001 525,682.040 MT 0.99960813 +0 08 53.4 DC2034 DC2034: Primary Azimuth Mark Grid Az DC2034:SPC CA 6 - LYONS PEAK 233 03 21.5 DC2034:UTM 11 - LYONS PEAK 232 38 46.6 DC2034 DC2034|---------------------------------------------------------------------| DC2034| PID Reference Object Distance Geod. Az | DC2034| dddmmss.s | DC2034| LAWSON RM 1 10.608 METERS 20250 | DC2034| DC2039 LYONS PEAK APPROX. 4.5 KM 2324740.0 | DC2034| LAWSON RM 2 18.565 METERS 27050 | DC2034|---------------------------------------------------------------------| DC2034 DC2034 SUPERSEDED SURVEY CONTROL DC2034 DC2034 NAD 83(1986)- 32 43 34.47059(N) 116 43 33.31665(W) AD(1984.00) 2 DC2034 NAD 27 - 32 43 34.26800(N) 116 43 30.24500(W) AD( ) 2 DC2034 NGVD 29 - 1116.0 (m) 3661. (f) VERT ANG DC2034 DC2034.Superseded values are not recommended for survey control. DC2034.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DC2034.See file dsdata.txt to determine how the superseded data were derived. DC2034 DC2034_MARKER: DS = TRIANGULATION STATION DISK DC2034_SETTING: 66 = SET IN ROCK OUTCROP DC2034 DC2034 HISTORY - Date Condition Recov. By DC2034 HISTORY - 1938 MONUMENTED CGS DC2034 HISTORY - 1962 GOOD USFS DC2034 DC2034 STATION DESCRIPTION DC2034 DC2034'DESCRIBED BY COAST AND GEODETIC SURVEY 1938 (ACT) DC2034'STATION IS 24 MILES E OF SAN DIEGO, 9 MILES E OF JAMUL ON A DC2034'HIGH ROCKY PEAK ON RANGE LYING BETWEEN LYONS AND LAWSON DC2034'VALLEYS KNOW AS LAWSON PEAK, IN SECTION 1, T 17 S, R 2 E. DC2034' DC2034'STATION MARK IS A STANDARD BRONZE DISK WEDGED IN A DRILL DC2034'HOLE IN OUTCROPPING BEDROCK. REFERENCE DC2034'MARKS ARE STANDARD BRONZE DISK IN OUTCROPPING BEDROCK. DC2034' DC2034'STATION MARK IS A STANDARD STATION DISK SET ON N END OF HUGE GRANITE DC2034'ROCK, STAMPED LAWSON 1938. DC2034' DC2034'REFERENCE MARK NO. 1 IS A STANDARD REFERENCE DISK SET IN DC2034'GRANITE ROCK, S OF STATION, STAMPED LAWSON NO. 1 DC2034'1938. DC2034' DC2034'REFERENCE MARK NO. 2 IS A STANDARD REFERENCE DISK SET IN A DC2034'GRANITE ROCK, W OF STATION, STAMPED LAWSON NO. 2 DC2034'1938. DC2034' DC2034'STATION LYONS IS DESIGNATED AS AZIMUTH MARK. DC2034' DC2034'BAROMETRIC ELEVATION (G212) 3820 FEET. DC2034' DC2034'TO REACH FROM JAMUL GO N ON THE LYONS VALLEY ROAD 4.4 MILES DC2034'AND TAKE RIGHT FORK, GO 4.4 MILES TO LYONS GUARD STATION DC2034'AND CONTINUE E, GO 1.05 MILES AND TURN LEFT, N, ACROSS SMALL DC2034'BRIDGE AT LAWSON VALLEY SIGN, FOLLOW THIS ROAD 1.05 MILES DC2034'TO SUMMIT OF GRADE AND JUNCTION WITH WISECARVER TRUCK TRAIL DC2034'AND TURN RIGHT, E, ON TRUCK TRAIL, GO 1.0 MILE AND KEEP RIGHT DC2034'FORK E, GO 1.0 MILE TO LOCKED GATE (USFS KEY), CONTINUE E DC2034'1.2 MILES TO JUNCTION WITH CARVEACRE TRUCK TRAIL IN HIGH DC2034'SADDLE. FROM HERE GO N AND W UP RIDGE TO HIGHEST POINT AND DC2034'STATION, ABOUT 1/4 MILE. DC2034 DC2034 STATION RECOVERY (1962) DC2034 DC2034'RECOVERY NOTE BY US FOREST SERVICE 1962 DC2034'STATION IN GOOD CONDITION AS DESCRIBED. ROPES REQUIRED TO DC2034'HAUL GEAR UP TO TOP OF ROCK ON WHICH STATION IS PLACED.