National Geodetic Survey, Retrieval Date = DECEMBER 15, 2003 DC1922 *********************************************************************** DC1922 DESIGNATION - SHOCKEY DC1922 PID - DC1922 DC1922 STATE/COUNTY- CA/SAN DIEGO DC1922 USGS QUAD - CAMPO (1959) DC1922 DC1922 *CURRENT SURVEY CONTROL DC1922 ___________________________________________________________________ DC1922* NAD 83(1992)- 32 36 04.13404(N) 116 24 07.33511(W) ADJUSTED DC1922* NAVD 88 - 1115.4 (meters) 3659. (feet) VERTCON DC1922 ___________________________________________________________________ DC1922 EPOCH DATE - 1991.35 DC1922 LAPLACE CORR- 0.84 (seconds) DEFLEC99 DC1922 GEOID HEIGHT- -32.30 (meters) GEOID99 DC1922 DC1922 HORZ ORDER - FIRST DC1922 DC1922.The horizontal coordinates were established by classical geodetic methods DC1922.and adjusted by the National Geodetic Survey in June 1996. DC1922.The horizontal coordinates are valid at the epoch date displayed above. DC1922.The epoch date for horizontal control is a decimal equivalence DC1922.of Year/Month/Day. DC1922 DC1922.The NAVD 88 height was computed by applying the VERTCON shift value to DC1922.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.) DC1922 DC1922.The Laplace correction was computed from DEFLEC99 derived deflections. DC1922 DC1922.The geoid height was determined by GEOID99. DC1922 DC1922; North East Units Scale Converg. DC1922;SPC CA 6 - 548,196.095 1,985,727.521 MT 1.00003531 -0 05 00.8 DC1922;SPC CA 6 - 1,798,540.02 6,514,841.04 sFT 1.00003531 -0 05 00.8 DC1922;UTM 11 - 3,607,229.379 556,109.567 MT 0.99963882 +0 19 19.9 DC1922 DC1922: Primary Azimuth Mark Grid Az DC1922:SPC CA 6 - T18S R6E CIR S20 S21 1976 088 34 51.3 DC1922:UTM 11 - T18S R6E CIR S20 S21 1976 088 10 30.6 DC1922 DC1922|---------------------------------------------------------------------| DC1922| PID Reference Object Distance Geod. Az | DC1922| dddmmss.s | DC1922| DC1931 T18S R6E CIR S20 S21 1976 APPROX. 1.6 KM 0882950.5 | DC1922| CF0676 SHOCKEY RM 1 12.268 METERS 26816 | DC1922| DC2001 LOS PINOS LOOKOUT TOWER APPROX.22.1 KM 3115805.1 | DC1922| CF0677 SHOCKEY RM 2 30.841 METERS 34112 | DC1922|---------------------------------------------------------------------| DC1922 DC1922 SUPERSEDED SURVEY CONTROL DC1922 DC1922 NAD 83(1986)- 32 36 04.13489(N) 116 24 07.33281(W) AD(1984.00) 1 DC1922 NAD 27 - 32 36 03.90800(N) 116 24 04.26800(W) AD( ) 1 DC1922 NGVD 29 (07/19/86) 1114.6 (m) 3657. (f) VERT ANG DC1922 DC1922.Superseded values are not recommended for survey control. DC1922.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums. DC1922.See file dsdata.txt to determine how the superseded data were derived. DC1922 DC1922_U.S. NATIONAL GRID SPATIAL ADDRESS: 11SNS5611007229(NAD 83) DC1922_MARKER: DS = TRIANGULATION STATION DISK DC1922_SETTING: 80 = SET IN A BOULDER DC1922 DC1922 HISTORY - Date Condition Report By DC1922 HISTORY - 1935 MONUMENTED CGS DC1922 HISTORY - 1954 GOOD CGS DC1922 HISTORY - 1958 GOOD USGS DC1922 HISTORY - 1971 GOOD NGS DC1922 HISTORY - 1974 GOOD NGS DC1922 HISTORY - 1976 GOOD NGS DC1922 DC1922 STATION DESCRIPTION DC1922 DC1922'DESCRIBED BY COAST AND GEODETIC SURVEY 1935 (CP) DC1922'THE STATION IS LOCATED ON THE HIGHEST POINT OF THE HIGH, DC1922'BRUSH-COVERED RIDGE 4 MILES, AIRLINE, EAST OF CAMPO, IN SEC. DC1922'17, T. 18 S., R 6 E., AND 1/4 MILE NORTH OF BOUNDARY MONUMENT DC1922'NO. 238. DC1922' DC1922'REACHED FROM JACUMBA AS FOLLOWS--GO WEST ON U.S. HIGHWAY 80 DC1922'7.7 MILES TO JUNCTION OF THE CAMPO ROAD. TURN LEFT ON CAMPO DC1922'ROAD AND GO 4.2 MILES. TURN LEFT AT INDIAN AGENCY, GO 0.3 DC1922'MILE TO THE END OF THE LANE. TURN LEFT AND FOLLOW MAIN-TRAVELED DC1922'ROAD 1.5 MILES, TAKE RIGHT FORK, GO 0.8 MILE TO RAILROAD DC1922'TRACK, KEEP STRAIGHT AHEAD 0.5 MILE, TAKE RIGHT FORK, GO 0.6 DC1922'MILE, KEEP STRAIGHT AHEAD, GO 0.9 MILE, KEEP STRAIGHT AHEAD, DC1922'GO 0.4 MILE, TURN RIGHT AT WELL AND GO 0.4 MILE TO THE SHOCKEY DC1922'RANCH. TURN LEFT AT RANCH HOUSE, PASSING TO WEST OF DC1922'BUNK-HOUSE THEN WEST AND NORTH 0.8 MILE TO THE HIGHEST POINT DC1922'OF THE RIDGE AND THE STATION. DC1922' DC1922'SURFACE AND REFERENCE MARKS ARE STANDARD BRONZE DISKS WEDGED DC1922'IN DRILL HOLES IN BOULDERS. DC1922' DC1922'AZIMUTH MARK IS A GENERAL LAND OFFICE MARK STAMPED T18S, R6E, DC1922'C1R, S20/S21, 1916, 1 MILE EAST AT TURN IN THE ROAD. DC1922 DC1922 STATION RECOVERY (1954) DC1922 DC1922'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1954 (LSB) DC1922'THE STATION MARK AND ALL REFERENCE MARKS WERE RECOVERED AND DC1922'WERE FOUND TO BE IN GOOD CONDITION. THE DIRECTION TO ALL DC1922'REFERENCE MARKS CHECKED WITHIN PROVISIONAL LIMITS AGAINST DC1922'THE 1935 DATA. A DIFFERENCE IN DISTANCE TO REFERENCE MARK DC1922'2 WAS NOTED. THE CURRENT MEASURMENTS WERE VERIFIED AND ARE DC1922'LISTED BELOW. DC1922' DC1922'THE ORIGINAL DESCRIPTION IS ADEQUATE FOR RECOVERY. A COMPLETE DC1922'NEW DESCRIPTION IS AS FOLLOWS. DC1922' DC1922'THE STATION IS LOCATED ABOUT 7 MILES SOUTH OF U.S. HIGHWAY DC1922'80, ABOUT 4 MILES EAST OF CAMPO, AND ABOUT 0.4 MILE NORTH DC1922'OF THE UNITED STATES-MEXICO INTERNATIONAL BOUNDARY AT BOUNDARY DC1922'MONUMENT NO. 238. THE MARK IS ON THE HIGHEST POINT OF A DC1922'BRUSH-COVERED RIDGE THAT IS LOCATED IN SEC. 17, T 18 S, R 6 E. DC1922' DC1922'TO REACH FROM THE POST OFFICE IN JACUMBA, GO WEST ON U.S. HIGHWAY DC1922'80 FOR 8.7 MILES TO THE INTERSECTION OF STATE HIGHWAY 94. DC1922'GO WEST ON STATE HIGHWAY 94 FOR 1.0 MILE TO AN OILED CROSSROAD. DC1922'TURN LEFT AND FOLLOW OILED ROAD SOUTH FOR 3.4 MILES TO THE DC1922'HIPASS STORE ON THE RIGHT (WEST) SIDE OF ROAD. CONTINUE DC1922'SOUTH FOR 0.2 MILE TO A RAILROAD CROSSING. CONTINUE SOUTH, DC1922'THENCE WEST, THENCE SOUTH, THENCE WEST FOR 2.8 MILES TO A DC1922'ROAD RIGHT AND THE ENTRANCE TO HONEY VIEW RANCH ON THE LEFT DC1922'(SOUTH) SIDE OF ROAD. CONTINUE STRAIGHT AHEAD WEST ON GRADED DC1922'ROAD FOR 2.1 MILES TO A GENERAL LAND OFFICE MARK ON THE LEFT DC1922'THAT WAS USED FOR AN AZIMUTH. CONTINUE STRAIGHT AHEAD WEST DC1922'FOR 0.5 MILE TO A T INTERSECTION. TURN LEFT (SOUTH) AND DC1922'GO 0.35 MILE TO A FORK. TAKE THE RIGHT FORK AND GO WEST, DC1922'PARALLELING THE BOUNDARY FENCE, FOR 0.7 MILE TO BOUNDARY MONUMENT DC1922'NO. 238. TURN RIGHT (NORTH), LEAVING THE ROAD, AND FOLLOW A DC1922'TRACK ROAD FOR 0.45 MILE TO THE HIGHEST PART OF THE RIDGE DC1922'AND THE STATION. DC1922' DC1922'THE STATION MARK, A STANDARD DISK STAMPED SHOCKEY 1935, IS SET DC1922'IN A DRILL HOLE IN A BOULDER THAT PROJECTS ABOUT 6 INCHES DC1922'ABOVE THE GROUND SURFACE. THE STATION IS LOCATED IN A SMALL DC1922'CLEARING ON THE HIGHEST POINT OF THE RIDGE. DC1922' DC1922'REFERENCE MARK 1, A STANDARD DISK STAMPED SHOCKEY NO 1 1935, DC1922'IS SET IN A DRILL HOLE IN THE TOP OF A BOULDER THAT PROJECTS DC1922'ABOUT 3 INCHES ABOVE THE GROUND. THE MARK IS ABOUT 2 FEET DC1922'LOWER THAN THE STATION. DC1922' DC1922'REFERENCE MARK 2, A STANDARD DISK STAMPED SHOCKEY NO 2 1935, DC1922'IS SET IN A DRILL HOLE IN AN OUTCROP THAT IS FLUSH WITH THE DC1922'GROUND SURFACE AND IS ABOUT 3 FEET LOWER THAN THE STATION. DC1922' DC1922'A U.S. GENERAL LAND OFFICE MARK STAMPED T 18 S, R 6 E, C 1 R, DC1922'S 20, S 21, 1916, WAS USED FOR AN AZIMUTH. THE MARK IS LOCATED DC1922'ALONG THE ROUTE TO THE STATION, ABOUT 16 FEET SOUTH OF THE DC1922'CENTERLINE OF A BLADED ROAD, 6 INCHES NORTH OF A FENCE AND DC1922'6 INCHES SOUTH OF A 4 IN X 4 IN WITNESS POST. DC1922' DC1922'OBSERVATIONS MADE FROM A 1.5 METER TRIPOD. DC1922 DC1922 STATION RECOVERY (1958) DC1922 DC1922'RECOVERY NOTE BY US GEOLOGICAL SURVEY 1958 DC1922'STATION RECOVERED IN GOOD CONDITION. DC1922' DC1922'TO REACH FROM CAMPO, GO NORTH AND EAST ON STATE HIGHWAY 94, DC1922'3.4 MILES TO SHOCKEY TRUCK TRAIL. TURN RIGHT AND FOLLOW DC1922'MAIN ROAD SOUTH AND EAST 4.4 MILES TO THE MEXICO BORDER. TURN DC1922'RIGHT 0.6 MILE TO BOUNDARY MONUMENT NO. 238 ON THE LEFT. LEAVE DC1922'TRUCK AND PROCEED NORTH ALONG RIDGE VIA DIM TRUCK TRAIL 0.4 DC1922'MILE TO STATION. (VEHICLE CAN BE DRIVEN TO STATION BUT TRAIL DC1922'IS QUITE BRUSHY FOR A VEHICLE). DC1922 DC1922 STATION RECOVERY (1971) DC1922 DC1922'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1971 (WLB) DC1922'THE STATION MARK, REFERENCE MARKS 1 AND 2, AND THE AZIMUTH DC1922'MARK WERE RECOVERED AND FOUND TO BE IN GOOD CONDITION. THE DC1922'DIRECTIONS TO THE REFERENCE MARKS AND THE AZIMUTH MARK CHECKED DC1922'THE 1954 DATA WITHIN THE ALLOWABLE, HOWEVER SHORTER DISTANCES DC1922'OF 0.007 METERS TO REFERENCE MARK 1, AND 0.03 FEET TO REFERENCE DC1922'MARK 2 WERE RECORDED AT THIS TIME. A NEW ROUTE WAS ESTABLISHED DC1922'TO THE STATION. DC1922' DC1922'THE STATION IS LOCATED ABOUT 8 MILES SOUTH OF INTERSTATE DC1922'HIGHWAY 8, 4 MILES EAST OF CAMPO, 3 MILES SOUTH OF STATE DC1922'HIGHWAY 94, AND 1/2 MILE NORTH OF THE UNITED STATES-MEXICO DC1922'INTERNATIONAL BOUNDARY. DC1922' DC1922'TO REACH THE STATION FROM THE JUNCTION OF STATE HIGHWAYS DC1922'94 AND S1, JUST NORTH OF CAMPO, GO EAST ON STATE HIGHWAY DC1922'94 FOR 2.2 MILES TO A BLADED SIDE ROAD RIGHT. TURN RIGHT ON DC1922'SHOCKEY TRUCK TRAIL AND FOLLOW THE BLADED DIRT ROAD SOUTHERLY DC1922'FOR 3.8 MILES TO A SIDE ROAD LEFT. (TO REACH THE AZIMUTH DC1922'MARK FROM HERE, GO EAST, FOLLOWING A BLADED DIRT ROAD ALONG DC1922'THE NORTH SIDE OF A FENCE FOR 0.5 MILE TO A T FENCE ON THE DC1922'RIGHT AND THE MARK.) CONTINUE AHEAD, SOUTHERLY, FOR 0.3 DC1922'MILE TO A T ROAD. TURN RIGHT AND GO WEST ON A BLADED DIRT DC1922'ROAD FOR 0.6 MILE TO BOUNDARY MONUMENT 238 ON THE LEFT AND DC1922'A BLADED SIDE ROAD RIGHT. TURN RIGHT AND GO NORTHERLY ON DC1922'THE BLADED DIRT ROAD FOR 0.4 MILE TO THE STATION, ON TOP DC1922'OF THE RIDGE. DC1922' DC1922'THE STATION MARK IS A STANDARD DISK, STAMPED SHOCKEY 1935, DC1922'CEMENTED IN A DRILL HOLE IN THE TOP OF A SMALL BURIED BOULDER. DC1922'IT IS LOCATED NEAR THE CENTER OF A SMALL AREA THAT IS ABOUT DC1922'2 FEET HIGHER THAN THE REST OF THE RIDGE TOP, 10 FEET WEST DC1922'OF THE CENTER OF THE BLADED ROAD, AND 2.7 FEET NORTH OF A DC1922'METAL WITNESS POST. DC1922' DC1922'REFERENCE MARK 1 IS A STANDARD DISK, STAMPED SHOCKEY NO 1 DC1922'1935, CEMENTED IN A DRILL HOLE IN THE TOP OF A SMALL BURIED DC1922'BOULDER WHICH PROJECTS 2 INCHES ABOVE THE GROUND SURFACE. DC1922'IT IS LOCATED AT THE WEST EDGE OF A CLEARED AREA, 50 FEET DC1922'WEST OF THE CENTER OF THE BLADED ROAD, AND 40-1/2 FEET WEST DC1922'OF THE METAL WITNESS POST. DC1922' DC1922'REFERENCE MARK 2 IS A STANDARD DISK, STAMPED SHOCKEY NO 2 DC1922'1935, CEMENTED IN A DRILL HOLE IN THE TOP OF FLUSH BEDROCK. DC1922'IT IS 104 FEET NORTH-NORTHWEST OF THE METAL WITNESS POST, 7 DC1922'FEET WEST OF THE CENTER OF BLADED ROAD AND ABOUT 4 FEET LOWER DC1922'THAN THE STATION MARK. DC1922' DC1922'THE AZIMUTH MARK IS A U.S. GENERAL LAND OFFICE MARK, WHICH DC1922'CONSISTS OF A 2 1/2-INCH PIPE CAP ATTACHED TO A 2-INCH IRON DC1922'PIPE WHICH PROJECTS 2 FEET ABOVE THE GROUND SURFACE. THE DC1922'CAP IS STAMPED T18S R6E C1R S20 S21 1916, AND IT IS 18 FEET DC1922'SOUTH OF THE CENTER OF A BLADED ROAD, 1 FOOT WEST OF THE DC1922'INTERSECTION OF THE T FENCE, AND 6 INCHES NORTH OF A FENCE. DC1922' DC1922'HEIGHT OF LIGHT ABOVE STATION MARK 4 FEET. DC1922' DC1922'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--4 MILES DC1922'EAST OF CAMPO. DC1922 DC1922 STATION RECOVERY (1974) DC1922 DC1922'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1974 (ATD) DC1922'THE 1958 TO REACH DESCRIPTION WAS ADEQUATE TO FIND THE STATION. DC1922'THE STATION WAS OCCUPIED BY THE LIGHT KEEPER AND ALL MARKS DC1922'WERE IN GOOD CONDITION AS DESCRIBED. DC1922' DC1922'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN--4 MILES DC1922'EAST OF CAMPO DC1922 DC1922 STATION RECOVERY (1976) DC1922 DC1922'RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1976 (ILC) DC1922'THE STATION MARK, REFERENCE MARKS 1 AND 2, AND THE AZ MK (GLO) DC1922'WERE RECOVERED AND FOUND IN GOOD CONDITION. THE DIRECTION TO ALL DC1922'MARKS COMPARED FAVORABLY WITH THE 1954 DATA. A SHORTER DISTANCE DC1922'OF 0.013 METER TO RM 1, AND A LONGER DISTANCE OF 0.011 METER TO DC1922'RM 2 WAS NOTED AND VERIFIED AT THIS TIME. THE ORIGINAL DC1922'DESCRIPTION IS ADEQUATE FOR RECOVERY. HOWEVER, A COMPLETE NEW DC1922'DESCRIPTION FOLLOWS-- DC1922' DC1922'THE STATION IS LOCATED ABOUT 5 MILES WEST-SOUTHWEST OF TIERRA DC1922'DEL SOL, 4 MILES EAST OF CAMPO, 0.4 MILE NORTH OF THE UNITED DC1922'STATES-MEXICO INTERNATIONAL BOUNDARY AND ON THE HIGHEST POINT DC1922'OF A BRUSH COVERED RIDGE IN THE NORTHWEST CORNER OF SECTION DC1922'20. T 18 S, R 6 E. DC1922' DC1922'TO REACH FROM THE JUNCTION OF STATE HIGHWAY 94 AND BUCKMAN DC1922'SPRINGS ROAD (COUNTY HIGHWAY S 1) IN CAMERON CORNERS, GO EASTERLY DC1922'ON STATE HIGHWAY 94 FOR 2.3 MILES TO A SIDE ROAD RIGHT AND SIGN DC1922'SHOCKEY TRUCK TRAIL. TURN RIGHT AND GO SOUTHERLY ON THE BLADED DC1922'ROAD FOR 0.1 MILE TO A FORK. TAKE LEFT FORK AND GO SOUTHEASTERLY DC1922'ON THE BLADED ROAD FOR 0.1 MILE TO A FORK. TAKE LEFT FORK AND DC1922'GO SOUTHEASTERLY ON THE BLADED ROAD FOR 0.8 MILE TO A CATTLE DC1922'GUARD. CONTINUE SOUTHEASTERLY ON THE WINDING BLADED ROAD DC1922'FOR 2.9 MILES TO A FORK. (TO REACH THE AZIMUTH MARK FROM DC1922'THIS POINT, TAKE THE LEFT FORK AND GO EAST ON THE BLADED ROAD DC1922'FOR 0.5 MILE TO THE MARK ON THE RIGHT.) TAKE THE RIGHT FORK DC1922'AND SOUTH ON THE BLADED ROAD FOR 0.4 MILE TO A T-ROAD. TURN DC1922'RIGHT AND GO WEST ON THE BLADED ROAD ALONG THE NORTH SIDE OF DC1922'THE BORDER FENCE FOR 0.6 MILE TO BOUNDARY MONUMENT NO 238 1935 DC1922'ON THE LEFT AND A SIDE ROAD ON THE RIGHT. TURN RIGHT AND GO DC1922'NORTHERLY ON THE BLADED ROAD FOR 0.5 MILE TO THE TOP OF THE DC1922'BRUSH COVERED HILL AND STATION. DC1922' DC1922'THE STATION MARK IS A STANDARD DISK STAMPED SHOCKEY 1935, DC1922'CEMENTED IN A DRILL HOLE IN A SMALL BOULDER THAT PROJECTS 4 DC1922'INCHES ABOVE GROUND. IT IS 3 FEET NORTH OF A METAL WITNESS POST DC1922'AND IN THE CENTER OF A SMALL CLEARING ON THE TOP OF THE HILL. DC1922' DC1922'REFERENCE MARK 1 IS A STANDARD DISK STAMPED SHOCKEY NO 1 1935, DC1922'CEMENTED IN A DRILL HOLE IN A SMALL BOULDER THAT PROJECTS 2 DC1922'INCHES ABOVE THE GROUND. IT IS 41 FEET WEST OF THE CENTER OF DC1922'THE BLADED ROAD AND 2.78 FEET LOWER THAN THE STATION. DC1922' DC1922'REFERENCE MARK 2 IS A STANDARD DISK STAMPED SHOCKEY NO 2 1935, DC1922'CEMENTED IN A DRILL HOLE IN OUTCROPPING BEDROCK FLUSH WITH THE DC1922'GROUND. IT IS 9 FEET WEST OF THE CENTER OF THE BLADED ROAD AND DC1922'4.52 FEET LOWER THAN THE STATION. DC1922' DC1922'THE AZIMUTH MARK, A U.S. GENERAL LAND OFFICE DISK STAMPED DC1922'T 18 S, R 6 E, C1R, S 20, S 21, 1916, IS RIVETED TO THE TOP OF DC1922'A 2-INCH IRON PIPE THAT PROJECTS 2 FEET ABOVE THE GROUND. IT DC1922'IS IN A T-FENCE CORNER AND 20 FEET SOUTH OF THE CENTER OF DC1922'THE BLADED ROAD. DC1922' DC1922'HEIGHT OF LIGHT ABOVE STATION MARK 4.9 FEET. DC1922' DC1922'AIRLINE DISTANCE AND DIRECTION FROM NEAREST TOWN DC1922'4 MILES EAST OF CAMPO.