National Geodetic Survey, Retrieval Date = OCTOBER 29, 2000 DX4922 *********************************************************************** DX4922 DESIGNATION - GRAPEVINE DX4922 PID - DX4922 DX4922 STATE/COUNTY- CA/SAN DIEGO DX4922 USGS QUAD - EARTHQUAKE VALLEY (1959) DX4922 DX4922 *CURRENT SURVEY CONTROL DX4922 ___________________________________________________________________ DX4922* NAD 83(1992)- 33 07 13.71064(N) 116 28 00.18178(W) ADJUSTED DX4922* NAVD 88 - 1141. (meters) 3743. (feet) SCALED DX4922 ___________________________________________________________________ DX4922 EPOCH DATE - 1991.35 DX4922 LAPLACE CORR- -5.93 (seconds) DEFLEC99 DX4922 GEOID HEIGHT- -32.06 (meters) GEOID99 DX4922 DX4922 HORZ ORDER - SECOND DX4922 DX4922.The horizontal coordinates were established by classical geodetic methods DX4922.and adjusted by the National Geodetic Survey in June 1996. DX4922.The horizontal coordinates are valid at the epoch date displayed above. DX4922.The epoch date for horizontal control is a decimal equivalence DX4922.of Year/Month/Day. DX4922 DX4922.The orthometric height was scaled from a topographic map. DX4922 DX4922.The Laplace correction was computed from DEFLEC99 derived deflections. DX4922 DX4922.The geoid height was determined by GEOID99. DX4922 DX4922; North East Units Scale Converg. DX4922;SPC CA 6 - 1,987,530.77 6,495,313.31 sFT 0.99996104 -0 07 08.7 DX4922;SPC CA 6 - 605,800.590 1,979,775.457 MT 0.99996104 -0 07 08.7 DX4922;UTM 11 - 3,664,769.469 549,749.538 MT 0.99963052 +0 17 29.0 DX4922 DX4922: Primary Azimuth Mark Grid Az DX4922:SPC CA 6 - GRAPEVINE AZ MK 222 35 48.9 DX4922:UTM 11 - GRAPEVINE AZ MK 222 11 11.2 DX4922 DX4922|---------------------------------------------------------------------| DX4922| PID Reference Object Distance Geod. Az | DX4922| dddmmss.s | DX4922| GRAPEVINE RM 1 4.682 METERS 20637 | DX4922| GRAPEVINE AZ MK 2222840.2 | DX4922| GRAPEVINE RM 2 2.325 METERS 33923 | DX4922|---------------------------------------------------------------------| DX4922 DX4922 SUPERSEDED SURVEY CONTROL DX4922 DX4922 NAD 83(1986)- 33 07 13.71190(N) 116 28 00.18085(W) AD(1984.00) 2 DX4922 NAD 27 - 33 07 13.55706(N) 116 27 57.12224(W) AD( ) 2 DX4922 DX4922.Superseded values are not recommended for survey control. DX4922.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DX4922.See file dsdata.txt to determine how the superseded data were derived. DX4922 DX4922 HISTORY - Date Condition Recov. By DX4922 HISTORY - 1939 MONUMENTED CGS DX4922 DX4922 STATION DESCRIPTION DX4922 DX4922'DESCRIBED BY COAST AND GEODETIC SURVEY 1939 (FGJ) DX4922'ABOUT 6.0 MILE NORTHEAST OF JULIAN, BETWEEN GRAPEVINE AND DX4922'SAN FELIPE CANYONS, ON THE HIGHEST POINT OF THE SOUTHERN DX4922'PART OF THE GRAPEVINE MOUNTAINS. IT IS ON THE MOST NORTHEASTERLY DX4922'ONE OF THE TWO HIGH POINTS IN THIS VICINITY. DX4922' DX4922'TO REACH FROM JULIAN GO EAST ON HIGHWAY 78 FOR 11.0 MILES DX4922'TO SIDE ROAD, AT SIGN JULIAN 11, HEMET 65, WARNER SPRINGS DX4922'20. THIS IS THE WESTERLY ONE OF TWO ROADS LEAVING HIGHWAY DX4922'78. THESE ROADS JOIN AT END OF TRUCK TRAVEL. LEAVE HIGHWAY DX4922'78, GO NORTHERLY ON DIRT ROAD 0.6 MILE TO BRIDGE OVER WASH DX4922'AND JUNCTION WITH ANOTHER ROAD. END OF TRUCK TRAVEL. FROM DX4922'HERE THE STATION BEARS ABOUT 25 DEG MAGNETIC AND IS BEYOND DX4922'THE HIGHEST POINT VISIBLE. PACK NORTHERLY UP SAND WASH ABOUT DX4922'0.4 MILE TO A RIDGE LEADING EAST. TURN RIGHT UP THIS RIDGE DX4922'ALONG THE SOUTH SIDE OF A NARROW CANYON AND FOLLOW THE MAIN DX4922'RIDGE ABOUT 1-1/2 MILES TO SADDLE. AT SADDLE TURN LEFT TO DX4922'HIGHEST POINT AND STATION. DX4922' DX4922'STATION AND REFERENCE MARKS ARE STANDARD BRONZE DISKS IN DX4922'BARE ROCK OUTCROP, NOTES 2 AND 12A, AND EASILY LOCATED. DX4922' DX4922'AZIMUTH MARK IS A STANDARD BRONZE DISK IN PROMINENT BOULDER, DX4922'NOTE 12A, ON THE WEST EDGE OF THE FIRST HIGH POINT TO THE DX4922'LEFT OR NORTH OF THE SADDLE MENTIONED ABOVE AND ABOUT 1/2 DX4922'MILE SOUTH-SOUTHWEST OF THE STATION.