National Geodetic Survey, Retrieval Date = NOVEMBER 13, 2001 DX4937 *********************************************************************** DX4937 DESIGNATION - TED DX4937 PID - DX4937 DX4937 STATE/COUNTY- CA/SAN DIEGO DX4937 USGS QUAD - TUBB CANYON (1965) DX4937 DX4937 *CURRENT SURVEY CONTROL DX4937 ___________________________________________________________________ DX4937* NAD 83(1992)- 33 14 39.60766(N) 116 26 19.20070(W) ADJUSTED DX4937* NAVD 88 - 723. (meters) 2372. (feet) VERTCON DX4937 ___________________________________________________________________ DX4937 EPOCH DATE - 1991.35 DX4937 LAPLACE CORR- -15.11 (seconds) DEFLEC99 DX4937 GEOID HEIGHT- -32.12 (meters) GEOID99 DX4937 DX4937 HORZ ORDER - THIRD DX4937 DX4937.The horizontal coordinates were established by classical geodetic methods DX4937.and adjusted by the National Geodetic Survey in June 1996. DX4937.The horizontal coordinates are valid at the epoch date displayed above. DX4937.The epoch date for horizontal control is a decimal equivalence DX4937.of Year/Month/Day. DX4937 DX4937.The NAVD 88 height was computed by applying the VERTCON shift value to DX4937.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DX4937 DX4937.The Laplace correction was computed from DEFLEC99 derived deflections. DX4937 DX4937.The geoid height was determined by GEOID99. DX4937 DX4937; North East Units Scale Converg. DX4937;SPC CA 6 - 619,531.959 1,982,418.028 MT 0.99995536 -0 06 13.2 DX4937;SPC CA 6 - 2,032,581.10 6,503,983.15 sFT 0.99995536 -0 06 13.2 DX4937;UTM 11 - 3,678,514.960 552,292.729 MT 0.99963371 +0 18 27.8 DX4937 DX4937: Primary Azimuth Mark Grid Az DX4937:SPC CA 6 - ODE 049 00 33.2 DX4937:UTM 11 - ODE 048 35 52.2 DX4937 DX4937|---------------------------------------------------------------------| DX4937| PID Reference Object Distance Geod. Az | DX4937| dddmmss.s | DX4937| DX4951 ODE APPROX. 2.5 KM 0485420.0 | DX4937|---------------------------------------------------------------------| DX4937 DX4937 SUPERSEDED SURVEY CONTROL DX4937 DX4937 NAD 83(1986)- 33 14 39.61250(N) 116 26 19.20304(W) AD(1984.00) 3 DX4937 NAD 27 - 33 14 39.46623(N) 116 26 16.14221(W) AD( ) 3 DX4937 NGVD 29 - 722. (m) 2369. (f) VERT ANG DX4937 DX4937.Superseded values are not recommended for survey control. DX4937.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DX4937.See file dsdata.txt to determine how the superseded data were derived. DX4937 DX4937_MARKER: DD = SURVEY DISK DX4937_SETTING: 0 = UNSPECIFIED SETTING DX4937_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY DX4937 DX4937 HISTORY - Date Condition Report By DX4937 HISTORY - 1941 MONUMENTED USE DX4937 DX4937 STATION DESCRIPTION DX4937 DX4937'DESCRIBED BY US ENGINEERS 1941 DX4937'STATION IS STANDARD DISK, STAMPED TED 1941 AND SET IN CONCRETE. DX4937' DX4937'STATION IS LOCATED ON ROUNDED KNOLL ABOUT 2/3 MILE FROM END OF DX4937'ROAD, ABOUT 4.5 MILES WEST OF BORREGO POST OFFICE. DX4937' DX4937'TO REACH STATION FROM BORREGO POST OFFICE PROCEED WEST ALONG BORREGO DX4937'STATE PARK ROAD 2.0 MILES TO INTERSECTION, THENCE NORTH 2.0 MILES TO DX4937'CORNER, THENCE WEST 1.6 MILES TO Y INTERSECTION, FOLLOW SOUTHWEST DX4937'FORK FOR 1.95 MILES TO END OF MAIN TRAVELED ROAD, PROCEED DX4937'NORTHWEST ACROSS DRY WASH, WEST UPHILL TO TOP OF ROUNDED KNOLL. DX4937'STATION IS ABOUT A 45 MINUTE PACK FROM THE END OF THE ROAD. DX4937' DX4937'REFERENCE MARK IS LOCATED 42.5 FEET EAST OF STATION, SET IN BOULDER DX4937'WITH CONCRETE, MARKED R.M. 1.