National Geodetic Survey, Retrieval Date = DECEMBER 15, 2003 DX5018 *********************************************************************** DX5018 DESIGNATION - ANGEL DX5018 PID - DX5018 DX5018 STATE/COUNTY- CA/SAN DIEGO DX5018 USGS QUAD - MESA GRANDE (1988) DX5018 DX5018 *CURRENT SURVEY CONTROL DX5018 ___________________________________________________________________ DX5018* NAD 83(1992)- 33 12 47.46783(N) 116 46 18.05098(W) ADJUSTED DX5018* NAVD 88 - 1388.1 (meters) 4554. (feet) VERTCON DX5018 ___________________________________________________________________ DX5018 EPOCH DATE - 1991.35 DX5018 LAPLACE CORR- 0.64 (seconds) DEFLEC99 DX5018 GEOID HEIGHT- -31.66 (meters) GEOID99 DX5018 DX5018 HORZ ORDER - FIRST DX5018 DX5018.The horizontal coordinates were established by classical geodetic methods DX5018.and adjusted by the National Geodetic Survey in June 1996. DX5018.The horizontal coordinates are valid at the epoch date displayed above. DX5018.The epoch date for horizontal control is a decimal equivalence DX5018.of Year/Month/Day. DX5018 DX5018.The NAVD 88 height was computed by applying the VERTCON shift value to DX5018.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DX5018 DX5018.The Laplace correction was computed from DEFLEC99 derived deflections. DX5018 DX5018.The geoid height was determined by GEOID99. DX5018 DX5018; North East Units Scale Converg. DX5018;SPC CA 6 - 616,183.074 1,951,367.159 MT 0.99995635 -0 17 12.0 DX5018;SPC CA 6 - 2,021,593.97 6,402,110.42 sFT 0.99995635 -0 17 12.0 DX5018;UTM 11 - 3,674,944.336 521,277.207 MT 0.99960558 +0 07 30.2 DX5018 DX5018: Primary Azimuth Mark Grid Az DX5018:SPC CA 6 - BLACK MOUNTAIN 210 09 37.9 DX5018:UTM 11 - BLACK MOUNTAIN 209 44 55.7 DX5018 DX5018|---------------------------------------------------------------------| DX5018| PID Reference Object Distance Geod. Az | DX5018| dddmmss.s | DX5018| CE9645 ANGEL RM 1 5.249 METERS 14439 | DX5018| DX5019 BLACK MOUNTAIN APPROX. 6.8 KM 2095225.9 | DX5018| CE9646 ANGEL RM 2 4.926 METERS 21223 | DX5018|---------------------------------------------------------------------| DX5018 DX5018 SUPERSEDED SURVEY CONTROL DX5018 DX5018 NAD 83(1986)- 33 12 47.46664(N) 116 46 18.05047(W) AD(1984.00) 1 DX5018 NAD 27 - 33 12 47.32913(N) 116 46 14.96590(W) AD( ) 1 DX5018 NGVD 29 (07/19/86) 1387.3 (m) 4552. (f) VERT ANG DX5018 DX5018.Superseded values are not recommended for survey control. DX5018.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DX5018.See file dsdata.txt to determine how the superseded data were derived. DX5018 DX5018_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SNS2127774944(NAD 83) DX5018_MARKER: DO = NOT SPECIFIED OR SEE DESCRIPTION DX5018_SETTING: 80 = SET IN A BOULDER DX5018 DX5018 HISTORY - Date Condition Report By DX5018 HISTORY - 1939 MONUMENTED CGS DX5018 HISTORY - 1960 SEE DESCRIPTION CGS DX5018 HISTORY - 1976 GOOD CADT DX5018 DX5018 STATION DESCRIPTION DX5018 DX5018'DESCRIBED BY COAST AND GEODETIC SURVEY 1939 (FGJ) DX5018'ABOUT 2-1/2 MILES NORTH-NORTHEAST OF MESA GRANDE, ABOUT 1 DX5018'MILE WEST OF HENSHAW LAKE, ON A ROUNDED HILL LOCALLY KNOWN DX5018'AS ANGEL MOUNTAIN. HILL IS HIGHEST POINT IN VICINITY AND DX5018'SUMMIT HAS A SCATTERED GROWTH OF LARGE OAK TREES. STATION DX5018'IS ON PROPERTY OF HECTOR ANGEL. DX5018' DX5018'REACHED FROM MESA GRANDE BY GOING NORTH ON PAVED ROAD 1 MILE. DX5018'KEEP STRAIGHT AHEAD ON LEFT FORK. GO 0.8 MILE ON MAIN TRAVELED DX5018'ROAD. KEEP STRAIGHT AHEAD ON LEFT FORK. GO 0.1 MILE. KEEP DX5018'RIGHT OF MAIN TRAVELED ROAD. GO 0.3 MILE, PASS THROUGH GATE. DX5018'GO 0.2 MILE TO ANGEL BROTHERS RANCH HOUSE. FROM RANCH HOUSE DX5018'CONTINUE 0.5 MILE TO GATE. PASS THROUGH GATE AND CONTINUE DX5018'FOR 0.4 MILE TO FORK. TAKE LEFT FORK, MAIN TRAVELED ROAD, DX5018'FOR 0.1 MILE TO GATE. PASS THROUGH GATE, GO 0.6 MILE TO DX5018'FORKS. TAKE RIGHT FORK AT SUMMIT OF PASS, GO 0.6 MILE TO DX5018'GATE. PASS THROUGH GATE, GO 0.15 MILE TO FORKS. TAKE RIGHT DX5018'FORK, DIM ROAD, GO 0.3 MILE TO CORRAL. PASS TO RIGHT OF CORRAL DX5018'AND GO 0.6 MILE IN AN EAST-SOUTHEAST DIRECTION ACROSS MEADOW DX5018'ON DIM TRACK TRAIL TO FORKS. TAKE RIGHT FORK AND GO DX5018'0.5 MILE TO OLD ORCHARD ON LEFT. CONTINUE ON DIM TRACK DX5018'ROAD SOUTHWEST FOR 0.9 MILE TO TOP OF MOUNTAIN AND STATION. DX5018' DX5018'STATION IS MARKED BY A STANDARD DISK SET IN A LARGE BOULDER, DX5018'NOTE 4, AND STAMPED ANGEL 1939. DX5018' DX5018'REFERENCE MARKS ARE STANDARD MARKS SET IN LARGE BOULDERS, DX5018'NOTE 12C, AND STAMPED ANGEL NO. 1, 1939 AND ANGEL NO. 2, 1939. DX5018' DX5018'TRIANGULATION STATION BLACK MOUNTAIN WILL SERVE AS AN AZIMUTH. DX5018 DX5018 STATION RECOVERY (1960) DX5018 DX5018'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1960 (OSR) DX5018'STATION WAS RECOVERED AND ALL MARKS WERE FOUND IN GOOD CONDITION. DX5018'DUE TO ROAD CHANGES ENROUTE TO STATION, A NEW AND COMPLETE DX5018'DESCRIPTION IS AS FOLLOWS-- DX5018' DX5018'STATION IS LOCATED ABOUT 3-1/2 MILES WEST AND 1 MILE NORTH DX5018'OF THE JUNCTION OF STATE HIGHWAYS 76 AND 79, 2-1/4 MILES NORTH DX5018'OF MESA GRANDE, 1-1/2 MILES SOUTHWEST OF THE SOUTHWEST SIDE DX5018'OF LAKE HENSHAW, NEAR THE SOUTHEAST CORNER OF SECTION 16, DX5018'T 11 S, R 2 E, AT THE SUMMIT OF AN EAST-WEST RIDGE WHICH DX5018'IS COVERED WITH A SPARSE GROWTH OF LARGE OAK TREES AND WHICH DX5018'IS THE HIGHEST POINT IN THE IMMEDIATE VICINITY HAVING A DX5018'GEOLOGICAL SURVEY ELEVATION OF 4550 FEET, AND ON PROPERTY OWNED DX5018'BY MR. MILTON ANGEL, WHO LIVES NEAR THE MESA GRANDE STORE. DX5018' DX5018'TO REACH FROM THE JUNCTION OF STATE HIGHWAYS 78 AND 79 IN DX5018'SANTA YSABEL, GO NORTH ON STATE HIGHWAY 79 FOR 1.9 MILES TO DX5018'A SIDE ROAD LEFT AT SIGN MESA GRANDE 7 ON THE RIGHT. TURN DX5018'LEFT AND FOLLOW WINDING SURFACED ROAD NORTHWESTERLY FOR DX5018'6.8 MILES TO THE MESA GRANDE STORE ON THE RIGHT. CONTINUE DX5018'NORTHWESTERLY ON SURFACED ROAD FOR 1.1 MILES TO WHERE THE DX5018'SURFACED ROAD TURNS RIGHT AND A DIRT ROAD CONTINUES STRAIGHT DX5018'AHEAD. CONTINUE STRAIGHT AHEAD AND DOWN GRADE ON DIRT ROAD DX5018'NORTH FOR 0.15 MILE TO A WOODEN BRIDGE. CROSS BRIDGE AND DX5018'CONTINUE NORTHWESTERLY ON THE MAIN DIRT ROAD FOR 0.65 MILE TO A DX5018'SIDE ROAD RIGHT. CONTINUE STRAIGHT AHEAD FOR 0.15 MILE TO A DX5018'FORK. TAKE THE RIGHT FORK AND GO NORTH FOR 0.35 MILE TO A DX5018'BOARD GATE AND A NO TRESSPASSING SIGN. PASS THROUGH DX5018'GATE AND CONTINUE NORTH FOR 0.3 MILE TO A WIRE GATE. PASS DX5018'THROUGH GATE AND CONTINUE NORTHERLY FOR 0.35 MILE TO A DX5018'METAL GATE. PASS THROUGH GATE AND CONTINUE NORTH FOR 0.2 MILE DX5018'TO AN OLD CORRAL ON THE RIGHT AND A FORK IMMEDIATELY DX5018'BEYOND. TAKE THE RIGHT FORK UP GRADE AND GO NORTHEAST DX5018'AND EASTERLY FOR 0.9 MILE TO THE BEGINNING OF A CLEARING DX5018'AND A DIM FORK. TAKE THE RIGHT FORK AND FOLLOW TRACK ROAD DX5018'UP GRADE FOR 0.4 MILE TO THE CREST OF THE RIDGE AND THE DX5018'STATION AS DESCRIBED. DX5018' DX5018'STATION MARK IS A STANDARD DISK, STAMPED ANGEL 1939, CEMENTED DX5018'IN A DRILL HOLE IN A 8 X 6 FOOT BOULDER PROJECTING 6 FEET. DX5018'IT IS 26 FEET NORTH-NORTHWEST OF A FORKED 36 INCH OAK TREE DX5018'AND 8 FEET WEST OF A NORTH-SOUTH FENCE. (NOTE 4) DX5018' DX5018'REFERENCE MARK 1 IS A STANDARD AZIMUTH MARK DISK, STAMPED DX5018'ANGEL NO 1 RM 1939, CEMENTED IN A DRILL HOLE IN A 5 X 6 FOOT DX5018'BOULDER PROJECTING 4 FEET. IT IS 10 FEET NORTH OF THE FORKED DX5018'OAK TREE, 2 FEET EAST OF THE FENCE AND ABOUT 1 FOOT LOWER DX5018'THAN THE STATION MARK. DX5018' DX5018'REFERENCE MARK 2 IS A STANDARD DISK, STAMPED ANGEL NO 2 1939, DX5018'CEMENTED IN A DRILL HOLE IN A 2 X 4 FOOT BOULDER PROJECTING DX5018'3 FEET. IT IS 22 FEET NORTHWEST OF THE FORKED OAK TREE, 17 FEET DX5018'WEST OF THE FENCE AND ABOUT 2 FEET LOWER THAN THE STATION DX5018'MARK. (NOTE 12C). DX5018' DX5018'THE DISTANCE FROM REFERENCE MARK 1 TO REFERENCE MARK 2 IS DX5018'5.678 METERS OR 18.63 FEET. DX5018' DX5018'NO SUITABLE LOCATION COULD BE FOUND TO ESTABLISH AN AZIMUTH DX5018'MARK. DX5018 DX5018 STATION RECOVERY (1976) DX5018 DX5018'RECOVERY NOTE BY CALTRANS 1976 (ATD) DX5018'THE STATION WAS RECOVERED AND ALL MARKS WERE IN GOOD CONDITION DX5018'EXACTLY AS DESCRIBED.--IT WAS NOTED THAT THE DIRECTIONS TO RM NO. 1 DX5018'AND RM NO. 2 DIFFERED FROM THE 1960 DIRECTIONS BY 5 MINUTES AND DX5018'3 MINUTES, RESPECTIVELY--HOWEVER, THEY CHECKED THE 1939 DIRECTIONS BY DX5018'1 MINUTE. DX5018' DX5018'THE DISTANCES TO THE RMS CHECKED BOTH THE 1939 AND DX5018'THE 1960 DISTANCES. DX5018' DX5018'THE 1960 TO REACH WAS ADEQUATE TO LOCATE THE STATION.