DX0469 ***********************************************************************
DX0469  DESIGNATION -  CL 33
DX0469  PID         -  DX0469
DX0469  STATE/COUNTY-  CA/SAN DIEGO
DX0469  USGS QUAD   -  CLARK LAKE (1974)
DX0469
DX0469                         *CURRENT SURVEY CONTROL
DX0469  ___________________________________________________________________
DX0469* NAD 83(1986)-  33 16 45.     (N)    116 17 56.     (W)     SCALED
DX0469* NAVD 88     -       171.979  (meters)     564.23   (feet)  READJUSTED
DX0469  ___________________________________________________________________
DX0469  GEOID HEIGHT-         -32.94  (meters)                     GEOID99
DX0469  DYNAMIC HT  -         171.780 (meters)     563.58  (feet)  COMP
DX0469  MODELED GRAV-     979,481.1   (mgal)                       NAVD 88
DX0469
DX0469  VERT ORDER  -  * READJUSTED, Code A , SEE BELOW
DX0469
DX0469.The horizontal coordinates were scaled from a topographic map and have
DX0469.an estimated accuracy of +/- 6 seconds.
DX0469
DX0469.The orthometric height was determined by differential leveling
DX0469.and adjusted by the National Geodetic Survey in February 1993.
DX0469.* This is a READJUSTED BENCH MARK height.  Code A indicates a
DX0469.distribution rate of 0.0 thru 1.0 mm/km.
DX0469.The height was derived from older observations constrained to new
DX0469.heights in a crustal motion area.  The height is approximate in
DX0469.relation to other heights in its vicinity.
DX0469
DX0469.The geoid height was determined by GEOID99.
DX0469
DX0469.The dynamic height is computed by dividing the NAVD 88
DX0469.geopotential number by the normal gravity value computed on the
DX0469.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
DX0469.degrees latitude (G = 980.6199 gals.).
DX0469
DX0469.The modeled gravity was interpolated from observed gravity values.
DX0469
DX0469;                    North         East    Units  Estimated Accuracy
DX0469;SPC CA 6     -   623,380.    1,995,450.      MT  (+/- 180 meters Scaled)
DX0469
DX0469                          SUPERSEDED SURVEY CONTROL
DX0469
DX0469  NGVD 29     -       171.291  (m)          561.98   (f) ADJ UNCH    1 1
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DX0469.Superseded values are not recommended for survey control.
DX0469.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
DX0469.See file dsdata.txt to determine how the superseded data were derived.
DX0469
DX0469_MARKER: DB = BENCH MARK DISK
DX0469_SETTING: 46 = COPPER-CLAD STEEL ROD W/O SLEEVE (10 FT.+)
DX0469_STAMPING: CL 33 1969
DX0469_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
DX0469
DX0469  HISTORY     - Date     Condition        Recov. By
DX0469  HISTORY     - 1968     MONUMENTED       CA-073
DX0469  HISTORY     - 1970     GOOD             CA-073
DX0469  HISTORY     - 1978     GOOD             NGS
DX0469  HISTORY     - 19950330 POOR             USPSQD
DX0469
DX0469                          STATION DESCRIPTION
DX0469
DX0469''DESCRIBED BY SAN DIEGO COUNTY CALIFORNIA 1968
DX0469''1.1 MI S FROM BORREGO SPRINGS.
DX0469''1.1 MILES SOUTH ALONG PEG LEG ROAD FROM THE INTERSECTION OF
DX0469''HENDERSON CANYON ROAD AND BORREGO-SALTON SEA WAY, FROM THE
DX0469''BORREGO SCHOOL 2.75 MILES EAST ON PALM CANYON ROAD.  THENCE 1.25
DX0469''MILES NORTH ON PEG LEG ROAD, 200 FEET SOUTH OF CORNER POWER POLE
DX0469''570241.  35 FEET WEST OF CENTER LINE OF ROAD.  SET 32 FEET OF
DX0469''5/8 INCH COPPER-STEEL ROD DRIVEN TO REFUSAL AND CAPPED WITH
DX0469''THREADED SAN DIEGO COUNTY STANDARD DISK FLUSH WITH GROUND AND
DX0469''STAMPED CL 33 1969.  SET STEEL FENCE GUARD POST 2 FEET NORTH OF
DX0469''MARK.  T10S R6E 25.
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DX0469                          STATION RECOVERY (1970)
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DX0469''RECOVERY NOTE BY SAN DIEGO COUNTY CALIFORNIA 1970
DX0469''RECOVERED IN GOOD CONDITION.
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DX0469                          STATION RECOVERY (1978)
DX0469
DX0469''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1978
DX0469''4.2 MILES NORTHEAST ALONG COUNTY ROAD S 22 FROM THE BORREGO ELEMENTARY
DX0469''SCHOOL AT BORREGO SPRINGS, THE CONCRETE COLLAR HAS BEEN ERODED AND HAS
DX0469''SLID DOWN THE ROD ABOUT 1 FT., THE ROD AND DISK ARE INTACT.
DX0469
DX0469                          STATION RECOVERY (1995)
DX0469
DX0469''RECOVERY NOTE BY US POWER SQUADRON 1995
DX0469''MARK RECOVERED IN POOR CONDITION.