National Geodetic Survey, Retrieval Date = JANUARY 1, 2003 DC2046 *********************************************************************** DC2046 DESIGNATION - OTAY DC2046 PID - DC2046 DC2046 STATE/COUNTY- CA/SAN DIEGO DC2046 USGS QUAD - OTAY MOUNTAIN (1972) DC2046 DC2046 *CURRENT SURVEY CONTROL DC2046 ___________________________________________________________________ DC2046* NAD 83(1992)- 32 35 40.44200(N) 116 50 40.81742(W) ADJUSTED DC2046* NAVD 88 - 1087.70 (+/-2cm) 3568.6 (feet) VERTCON DC2046 ___________________________________________________________________ DC2046 EPOCH DATE - 1991.35 DC2046 LAPLACE CORR- 8.38 (seconds) DEFLEC99 DC2046 GEOID HEIGHT- -33.58 (meters) GEOID99 DC2046 DC2046 HORZ ORDER - FIRST DC2046 VERT ORDER - THIRD ? (See Below) DC2046 DC2046.The horizontal coordinates were established by classical geodetic methods DC2046.and adjusted by the National Geodetic Survey in June 1996. DC2046.The horizontal coordinates are valid at the epoch date displayed above. DC2046.The epoch date for horizontal control is a decimal equivalence DC2046.of Year/Month/Day. DC2046 DC2046.The NAVD 88 height was computed by applying the VERTCON shift value to DC2046.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DC2046.The vertical order pertains to the superseded datum. DC2046 DC2046.The Laplace correction was computed from DEFLEC99 derived deflections. DC2046 DC2046.The geoid height was determined by GEOID99. DC2046 DC2046; North East Units Scale Converg. DC2046;SPC CA 6 - 547,615.041 1,944,171.507 MT 1.00003678 -0 19 36.4 DC2046;SPC CA 6 - 1,796,633.68 6,378,502.69 sFT 1.00003678 -0 19 36.4 DC2046;UTM 11 - 3,606,352.729 514,576.148 MT 0.99960262 +0 05 01.2 DC2046 DC2046: Primary Azimuth Mark Grid Az DC2046:SPC CA 6 - OTAY 1938 AZ MK 1976 042 50 21.2 DC2046:UTM 11 - OTAY 1938 AZ MK 1976 042 25 43.6 DC2046 DC2046|---------------------------------------------------------------------| DC2046| PID Reference Object Distance Geod. Az | DC2046| dddmmss.s | DC2046| DC2055 SANDIE NASA 1976 AZ MK 122.485 METERS 01639 | DC2046| DC2041 LYONS PEAK LOOKOUT TOWER APPROX.14.1 KM 0323153.5 | DC2046| DC2050 OTAY 1938 AZ MK 1976 APPROX. 0.8 KM 0423044.8 | DC2046| CE9966 OTAY RM 1 7.823 METERS 05645 | DC2046| CE9967 OTAY RM 2 7.106 METERS 19512 | DC2046| DC1635 TIJUANA TV STA XETV MAST APPROX.21.1 KM 2410456.7 | DC2046| DC2058 BROWN FIELD NAAS BEACON APPROX.13.8 KM 2575622.7 | DC2046|---------------------------------------------------------------------| DC2046 DC2046 SUPERSEDED SURVEY CONTROL DC2046 DC2046 NAD 83(1986)- 32 35 40.43990(N) 116 50 40.81349(W) AD(1984.00) 1 DC2046 NAD 27 - 32 35 40.23320(N) 116 50 37.74520(W) AD( ) 1 DC2046 NGVD 29 - 1087.00 (m) 3566.3 (f) LEVELING 3 DC2046 DC2046.Superseded values are not recommended for survey control. DC2046.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DC2046.See file dsdata.txt to determine how the superseded data were derived. DC2046 DC2046_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SNS1457606353(NAD 83) DC2046_MARKER: DS = TRIANGULATION STATION DISK DC2046_SETTING: 80 = SET IN A BOULDER DC2046 DC2046 HISTORY - Date Condition Report By DC2046 HISTORY - 1938 MONUMENTED CGS DC2046 HISTORY - 1957 GOOD CGS DC2046 HISTORY - 1961 GOOD CGS DC2046 HISTORY - 1964 GOOD CGS DC2046 HISTORY - 1976 GOOD NGS DC2046 HISTORY - 1978 GOOD NGS DC2046 DC2046 STATION DESCRIPTION DC2046 DC2046'DESCRIBED BY COAST AND GEODETIC SURVEY 1938 (ACT) DC2046'STATION IS LOCATED ABOUT 19 MILES SE OF SAN DIEGO, ABOUT 5 DC2046'MILES SE OF LOWER OTAY RESERVOIR, ON HIGHEST PEAK IN SAN YSIDRO DC2046'MOUNTAINS, KNOWN AS OTAY MOUNTAIN, ON PROPERTY OWNED BY OTAY DC2046'AGRICULTURAL CORPORATION. DC2046' DC2046'STATION MARK IS A STANDARD DISK SET IN A LARGE BOULDER, STAMPED DC2046'OTAY 1938. DC2046' DC2046'REFERENCE MARKS ARE STANDARD DISKS SET IN LARGE BOULDERS, DC2046'STAMPED OTAY NO. 1 1938 AND OTAY NO. 2 1938. DC2046' DC2046'AZIMUTH MARK IS ABOUT 0.6 MILE E OF STATION SET IN A LARGE DC2046'BOULDER. TO REACH AZIMUTH MARK FROM FORKS AT CREST OF MOUNTAIN DC2046'TRUCK TRAIL, TAKE LEFT FORK SE AND GO 0.15 MILE TO CULVERT DC2046'WITH CONCRETE ABUTMENT ON LEFT. AZIMUTH MARK IS ABOUT 50 DC2046'FEET E UP HILL IN A LARGE GRAY BOULDER, STAMPED OTAY 1938. DC2046' DC2046'STATION IS REACHED FROM JAMUL, SMALL SETTLEMENT ON HIGHWAY DC2046'94 BY GOING SE ON HIGHWAY 94 FOR 5.1 MILES TO A POINT JUST DC2046'BEYOND DULZURA CREEK BRIDGE. TURN RIGHT ON OTAY LAKE ROAD AT DC2046'CAMP MINNEWAWA SIGN, AND GO SW FOR 2.4 MILES. THENCE LEFT, S, DC2046'INTO CCC CAMP. CONTINUE STRAIGHT AHEAD THRU CAMP ON DIRT DC2046'ROAD FOR 0.55 MILE. TURN SHARP TO THE RIGHT THRU LOCKED GATE DC2046'(STATE FOREST KEY). FOLLOW TRUCK TRAIL WINDING UP MOUNTAIN DC2046'FOR 5.45 MILES TO A FORK. TAKE RIGHT FORK FOR 0.25 MILE TO DC2046'SMALL CAIRN ON ROCK AT RIGHT EDGE OF ROAD. A TRAIL ENTERS DC2046'BRUSH TO RIGHT. FOLLOW TRAIL ALONG CREST OF RIDGE, SW, DC2046'TO HIGHEST POINT AND STATION. 25 MINUTE PACK TO STATION DC2046'ALONG BRUSHY TRAIL. DC2046 DC2046 STATION RECOVERY (1957) DC2046 DC2046'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1957 (RCB) DC2046'ALL MARKS WERE RECOVERED IN GOOD CONDITION AND AS PREVIOUSLY DC2046'DESCRIBED. DC2046' DC2046'THERE IS NOW A RADAR INSTALLATION ON THE SUMMIT OF THE MOUNTAIN, DC2046'AND THE ROAD HAS BEEN EXTENDED TO THE SUMMIT. DC2046 DC2046 STATION RECOVERY (1961) DC2046 DC2046'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1961 (LFV) DC2046'STATION AND REFERENCE MARKS RECOVERED IN GOOD CONDITION. DC2046'DISTANCES TO REFERENCE MARKS WERE MEASURED AND FOUND TO BE. DC2046'REFERENCE MARK 1 - 25.67 FEET AND REFERENCE MARK 2 - 23.31 FEET. DC2046' DC2046'DESCRIPTION ADEQUATE AND CORRECT EXCEPT FOR FOLLOWING--CAMP DC2046'MINNEWAWA (OLD CCC CAMP) IS NOW USED BY THE STATE DEPARTMENT DC2046'OF CORRECTION. THE SMALL CAIRN MENTIONED IN DESCRIPTION DC2046'NO LONGER EXISTS, AND ROAD HAS BEEN EXTENDED TO THE TOP OF DC2046'MOUNTAIN AND STATION. STATION IS LOCATED 76.20 FEET SOUTH OF DC2046'SOUTHWEST FENCE CORNER AND 72.45 FEET SOUTHWEST OF SOUTHEAST DC2046'FENCE CORNER OF A 10 FOOT WIRE FENCE AROUND THE SAN DIEGO GAS DC2046'AND ELECTRIC COMPANY MICRO-RELAY STATION. DC2046 DC2046 STATION RECOVERY (1964) DC2046 DC2046'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1964 (ADW) DC2046'THE PUBLISHED DESCRIPTION IS ADEQUATE. DC2046 DC2046 STATION RECOVERY (1976) DC2046 DC2046'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1976 (ILC) DC2046'RM 1 TO RM 2 BLOCKED BY BOULDERS. DC2046' DC2046'THE STATION MARK, REFERENCE MARKS 1 AND 2, AND THE AZIMUTH MARK DC2046'WERE RECOVERED AND FOUND IN GOOD CONDITION. THE DISTANCE AND DC2046'DIRECTION TO THE MARKS COMPARED FAVORABLY WITH THE OLD DATA. A DC2046'NEW DESCRIPTION FOLLOWS-- DC2046' DC2046'THE STATION IS LOCATED ON THE HIGHEST PEAK IN THE SAN YSIDRO DC2046'MOUNTAINS, KNOWN AS OTAY MOUNTAIN. IT IS ABOUT 9 MILES DC2046'SOUTH-SOUTHEAST OF JAMUL, 5.1 MILES EAST OF THE SOUTH END OF DC2046'LOWER OTAY RESERVOIR, 2-1/2 MILES NORTH OF THE U.S. - MEXICO DC2046'BORDER, AND IN THE NORTHEAST CORNER OF SECTION 23, T 17 S, R 1 DC2046'E. PERMISSION WAS OBTAINED FROM THE OTAY RANCH DC2046'HEADQUARTERS, OTAY ROAD, CHULA VISTA, CALIFORNIA. DC2046' DC2046'TO REACH THE STATION FROM THE SMALL VILLAGE OF JAMUL, GO DC2046'SOUTHEAST ON STATE HIGHWAY 94 FOR 5.2 MILES TO OTAY LAKE ROAD DC2046'ON THE RIGHT, JUST AFTER CROSSING DULZURA CREEK BRIDGE. TURN DC2046'RIGHT AND GO SOUTHWEST ON OTAY LAKE ROAD FOR 2.4 MILES TO THE DC2046'ENTRANCE TO PIO PICO PARK ON THE LEFT. CONTINUE WEST ABOUT 200 DC2046'FEET TO A LOCKED IRON GATE ON THE WEST SIDE OF A PARKING DC2046'LOT. (NOTE--A STATE FOREST OR OTAY RANCH KEY CAN BE USED.) DC2046'PASS THROUGH THE GATE AND GO SOUTHERLY ON THE TRACK ROAD FOR 0.2 DC2046'MILE TO A WIRE GATE. PASS THROUGH THE GATE AND CONTINUE DC2046'SOUTHERLY UPHILL ON THE WINDING TRACK ROAD FOR 5.2 MILES TO A DC2046'3-WAY INTERSECTION AT TOP OF RIDGE KNOWN AS DOGHOUSE DC2046'JUNCTION. (TO REACH OTAY AZ MK FROM HERE, TAKE THE CENTER DC2046'ONE OF THREE ROADS SOUTHEAST FOR 0.2 MILE TO MARK ON THE DC2046'LEFT.) KEEP RIGHT AND GO SOUTHERLY ON THE TRACK ROAD FOR 0.6 DC2046'MILE TO A FORK. BEAR RIGHT, UPHILL, ON THE WINDING ROAD FOR DC2046'0.4 MILE TO THE STATION AT THE TOP OF THE MOUNTAIN. DC2046' DC2046'STATION MARK, STAMPED OTAY 1938, IS A STANDARD DISK CEMENTED DC2046'IN A DRILL HOLE IN A LARGE BOULDER 30 X 14 FEET AND PROJECTING DC2046'6 FEET ABOVE GROUND. IT IS 68.5 FEET SOUTH OF THE SOUTH SIDE DC2046'OF A WIRE FENCE AROUND ANTENNAS, 25.0 FEET EAST OF THE CENTER DC2046'OF ROAD, AND 11.0 FEET NORTH-NORTHWEST OF A LARGE BOULDER. DC2046' DC2046'REFERENCE MARK 1, STAMPED OTAY NO 1 1938, IS A STANDARD DISK DC2046'THAT IS CEMENTED IN A DRILL HOLE IN A 6 X 3 FOOT BOULDER THAT DC2046'PROJECTS 6 FEET ABOVE GROUND AND IS 0.56 FEET LOWER THAN THE DC2046'STATION. IT IS 48.0 FEET SOUTHEAST OF THE SOUTH SIDE OF WIRE DC2046'FENCE AROUND ANTENNAS, 26.0 FEET EAST OF THE CENTER OF ROAD, AND DC2046'23.0 FEET SOUTH OF THE CENTER OF ROAD WHERE THE PAVEMENT DC2046'ENDS. DC2046' DC2046'REFERENCE MARK 2, STAMPED OTAY NO 2 1938, IS A STANDARD DISK DC2046'CEMENTED IN A DRILL HOLE IN A 6 X 2 FOOT BOULDER THAT PROJECTS DC2046'4 FEET ABOVE GROUND ON THE WEST SIDE AND IS ABOUT THE SAME DC2046'ELEVATION AS THE STATION. IT IS 91.8 FEET SOUTH OF THE SOUTH DC2046'SIDE OF WIRE FENCE AROUND ANTENNAS, 31.0 FEET EAST OF THE CENTER DC2046'OF ROAD, AND 13.0 FEET SOUTH OF A LARGE BOULDER ABOUT 7 FEET DC2046'HIGH. DC2046' DC2046'OTAY AZ MK IS A STANDARD DISK STAMPED OTAY 1938, CEMENTED IN A DC2046'DRILL HOLE IN A LARGE BOULDER 6 X 3 FEET AND PROJECTING 5 FEET DC2046'ABOVE THE GROUND. IT IS ON THE WEST SLOPE OF THE HILL AND 50.0 DC2046'FEET EAST OF THE CENTER OF THE ROAD. DC2046' DC2046'HEIGHT OF LIGHT ABOVE STATION MARK 5.18 FEET. DC2046' DC2046'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN DC2046'9 MILES SOUTH-SOUTHEAST OF JAMUL. DC2046 DC2046 STATION RECOVERY (1978) DC2046 DC2046'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1978 (WFP) DC2046'THE STATION MARK, REFERENCE MARK 1, AND THE AZIMUTH MARK WERE DC2046'RECOVERED IN GOOD CONDITION AND AS DESCRIBED IN THE 1976 DC2046'DESCRIPTION. REFERENCE MARK 2 WAS NOT RECOVERED AND IS PRESUMED DC2046'DESTROYED AT THIS TIME. DC2046' DC2046'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN DC2046'9 MILES SOUTH-SOUTHEAST OF JAMUL, CA., 5.1 MILES DC2046'EAST OF THE SOUTH END OF LOWER OTAY RESERVOIR.