National Geodetic Survey, Retrieval Date = OCTOBER 29, 2000 DC1980 *********************************************************************** DC1980 DESIGNATION - GUATAY DC1980 PID - DC1980 DC1980 STATE/COUNTY- CA/SAN DIEGO DC1980 USGS QUAD - DESCANSO (1988) DC1980 DC1980 *CURRENT SURVEY CONTROL DC1980 ___________________________________________________________________ DC1980* NAD 83(1992)- 32 50 36.73789(N) 116 34 27.77078(W) ADJUSTED DC1980* NAVD 88 - 1490. (meters) 4888. (feet) SCALED DC1980 ___________________________________________________________________ DC1980 EPOCH DATE - 1991.35 DC1980 LAPLACE CORR- 2.97 (seconds) DEFLEC99 DC1980 GEOID HEIGHT- -31.58 (meters) GEOID99 DC1980 DC1980 HORZ ORDER - SECOND DC1980 DC1980.The horizontal coordinates were established by classical geodetic methods DC1980.and adjusted by the National Geodetic Survey in June 1996. DC1980.The horizontal coordinates are valid at the epoch date displayed above. DC1980.The epoch date for horizontal control is a decimal equivalence DC1980.of Year/Month/Day. DC1980 DC1980.The orthometric height was scaled from a topographic map. DC1980 DC1980.The Laplace correction was computed from DEFLEC99 derived deflections. DC1980 DC1980.The geoid height was determined by GEOID99. DC1980 DC1980; North East Units Scale Converg. DC1980;SPC CA 6 - 1,886,853.73 6,462,036.02 sFT 0.99999053 -0 10 41.7 DC1980;SPC CA 6 - 575,114.167 1,969,632.518 MT 0.99999053 -0 10 41.7 DC1980;UTM 11 - 3,634,022.037 539,829.755 MT 0.99961956 +0 13 51.0 DC1980 DC1980: Primary Azimuth Mark Grid Az DC1980:SPC CA 6 - CUYAMACA LOOKOUT TOWER 345 23 05.8 DC1980:UTM 11 - CUYAMACA LOOKOUT TOWER 344 58 33.1 DC1980 DC1980|---------------------------------------------------------------------| DC1980| PID Reference Object Distance Geod. Az | DC1980| dddmmss.s | DC1980| DC1962 MOUNT LAGUNA NORTH RADAR DOME APPROX.15.3 KM 0760031.1 | DC1980| GUATAY RM 1 3.962 METERS 11923 | DC1980| DC1996 AIRWAY BCN 3 8 MI S OF GUATAY APPROX.12.1 KM 1812926.3 | DC1980| GUATAY RM 2 5.706 METERS 23540 | DC1980| DC1973 CUYAMACA LOOKOUT TOWER APPROX.11.8 KM 3451224.1 | DC1980|---------------------------------------------------------------------| DC1980 DC1980 SUPERSEDED SURVEY CONTROL DC1980 DC1980 NAD 83(1986)- 32 50 36.73716(N) 116 34 27.76874(W) AD(1984.00) 2 DC1980 NAD 27 - 32 50 36.55500(N) 116 34 24.70400(W) AD( ) 2 DC1980 DC1980.Superseded values are not recommended for survey control. DC1980.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DC1980.See file dsdata.txt to determine how the superseded data were derived. DC1980 DC1980_MARKER: DS = TRIANGULATION STATION DISK DC1980_SETTING: 80 = SET IN A BOULDER DC1980 DC1980 HISTORY - Date Condition Recov. By DC1980 HISTORY - 1939 MONUMENTED CGS DC1980 HISTORY - 1957 GOOD CGS DC1980 HISTORY - 1959 GOOD CGS DC1980 DC1980 STATION DESCRIPTION DC1980 DC1980'DESCRIBED BY COAST AND GEODETIC SURVEY 1939 (ACT) DC1980'STATION IS ON THE HIGHEST POINT OF A BRUSH COVERED RIDGE, THAT DC1980'IS 3/4 MILE SW OF GUATAY. GUATAY IS A SMALL VILLAGE ON U.S. DC1980'HIGHWAY 80, 42 MILES E OF SAN DIEGO. DC1980' DC1980'STATION MARK IS A STANDARD BRONZE DISK WEDGED IN A DRILL DC1980'HOLE IN A BOULDER. REFERENCE MARKS DC1980'ARE STANDARD BRONZE DISKS IN A BOULDER. DC1980' DC1980'STATION MARK IS A STANDARD DISK SET IN A BOULDER DC1980'AND IS STAMPED GUATAY 1939. DC1980' DC1980'REFERENCE MARKS ARE STANDARD DISK SET IN OUTCROPPING BEDROCK, DC1980'STAMPED GUATAY NO. 1 AND GUATAY NO. 2 1939. DC1980' DC1980'U.S. FOREST SERVICE LOOKOUTS ON CUYAMACA AND LOS PINOS WERE DC1980'USED AS AZIMUTH MARKS. DC1980' DC1980'REACHED FROM GUATAY BY FOLLOWING THE FOREST SERVICE FIREBREAK DC1980'UP RIDGE SW ABOUT 1 MILE TO HIGHEST POINT AND STATION. A DC1980'45 MINUTES PACK. DC1980 DC1980 STATION RECOVERY (1957) DC1980 DC1980'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1957 (WRH) DC1980'THE STATION AND REFERENCE MARKS WERE RECOVERED AND FOUND TO DC1980'BE IN GOOD CONDITION. A COMPLETE DESCRIPTION FOLLOWS-- DC1980' DC1980'THE STATION IS LOCATED ON THE HIGHEST POINT OF GUATAY MOUNTAIN, DC1980'A PROMINENT, BRUSHY MOUNTAIN, ABOUT 3/4 MI. (AIRLINE) SW DC1980'OF THE VILLAGE OF GUATAY, AND 2-1/2 MI. E-SE OF DESCANSO. DC1980' DC1980'TO REACH THE STATION FROM THE POST OFFICE IN GUATAY, GO W DC1980'ON U.S. HIGHWAY 80 FOR 0.45 MI. TO A BROWN HOUSE ON THE DC1980'LEFT AND A SIDE ROAD ON THE RIGHT. TURN LEFT INTO A DRIVEWAY DC1980'ON THE W SIDE OF THE HOUSE, AND GO S FOR 0.1 MI. TO THE DC1980'START OF A FIRE BREAK ABOUT 100 YD. SE OF A SMALL HOUSE. DC1980'PACK S UP THE FIRE BREAK ABOUT 1/2 MI. TO A FORK. TAKE DC1980'THE RIGHT FORK AND PACK SW ABOUT 1/4 MI. UP THE FIRE BREAK DC1980'TO THE HIGHEST POINT AND THE STATION. PACKING TIME--ABOUT DC1980'3/4 HOUR. DC1980' DC1980'THE STATION MARK IS A STANDARD DISK, STAMPED GUATAY 1938 DC1980'CEMENTED IN A DRILL HOLE IN THE TOP OF A BOULDER THAT PROJECTS DC1980'8 IN. ABOVE THE GROUND. IT IS 9 FT. SW OF A 3-FT. CAIRN. DC1980' DC1980'REFERENCE MARK 1 IS A STANDARD DISK, STAMPED GUATAY NO 1 DC1980'1938 CEMENTED IN A DRILL HOLE IN THE TOP OF A BOULDER THAT DC1980'PROJECTS 8 IN. ABOVE THE GROUND. IT IS 2 FT. LOWER THAN DC1980'THE STATION. DC1980' DC1980'REFERENCE MARK 2 IS A STANDARD DISK, STAMPED GUATAY NO 2 DC1980'1938 CEMENTED IN A DRILL HOLE IN THE TOP OF A BOULDER THAT DC1980'PROJECTS 8 IN. ABOVE THE GROUND. IT IS 2 FT. LOWER THAN THE DC1980'STATION. DC1980' DC1980'HEIGHT OF STAND--4 FT. DC1980 DC1980 STATION RECOVERY (1959) DC1980 DC1980'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1959 (GE) DC1980'STATION AND REFERENCE MARKS 1 AND 2 WERE RECOVERED IN GOOD DC1980'CONDITION. DC1980' DC1980'THE SURROUNDINGS OF THE MARK ARE UNDISTURBED. THERE IS DC1980'A SMALL WOODEN TOWER BUILT ABOVE THE STATION. IT IS LOCATED DC1980'ON TOP OF GUATAY MOUNTAIN.