CG0028 ***********************************************************************
CG0028  DESIGNATION -  216+24
CG0028  PID         -  CG0028
CG0028  STATE/COUNTY-  AZ/COCHISE
CG0028  USGS QUAD   -  SAINT DAVID (1976)
CG0028
CG0028                         *CURRENT SURVEY CONTROL
CG0028  ___________________________________________________________________
CG0028* NAD 83(1986)-  31 58 39.     (N)    110 13 34.     (W)     SCALED
CG0028* NAVD 88     -      1151.345  (meters)    3777.37   (feet)  ADJUSTED
CG0028  ___________________________________________________________________
CG0028  GEOID HEIGHT-         -27.69  (meters)                     GEOID99
CG0028  DYNAMIC HT  -        1149.622 (meters)    3771.72  (feet)  COMP
CG0028  MODELED GRAV-     979,103.1   (mgal)                       NAVD 88
CG0028
CG0028  VERT ORDER  -  FIRST     CLASS II
CG0028
CG0028.The horizontal coordinates were scaled from a topographic map and have
CG0028.an estimated accuracy of +/- 6 seconds.
CG0028
CG0028.The orthometric height was determined by differential leveling
CG0028.and adjusted by the National Geodetic Survey in June 1991.
CG0028
CG0028.The geoid height was determined by GEOID99.
CG0028
CG0028.The dynamic height is computed by dividing the NAVD 88
CG0028.geopotential number by the normal gravity value computed on the
CG0028.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
CG0028.degrees latitude (G = 980.6199 gals.).
CG0028
CG0028.The modeled gravity was interpolated from observed gravity values.
CG0028
CG0028;                    North         East    Units  Estimated Accuracy
CG0028;SPC AZ E     -   108,370.      207,740.      MT  (+/- 180 meters Scaled)
CG0028
CG0028                          SUPERSEDED SURVEY CONTROL
CG0028
CG0028  NGVD 29     -      1150.518  (m)         3774.66   (f) ADJ UNCH    1 2
CG0028
CG0028.Superseded values are not recommended for survey control.
CG0028.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
CG0028.See file dsdata.txt to determine how the superseded data were derived.
CG0028
CG0028_MARKER: DD = SURVEY DISK
CG0028_SETTING: 36 = BRIDGE
CG0028_STAMPING: 216+24 3775.82 1940
CG0028_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
CG0028
CG0028  HISTORY     - Date     Condition        Recov. By
CG0028  HISTORY     - UNK      MONUMENTED       AZHD
CG0028  HISTORY     - 1952     GOOD             NGS
CG0028  HISTORY     - 1979     GOOD             NGS
CG0028
CG0028                          STATION DESCRIPTION
CG0028
CG0028''DESCRIBED BY NATIONAL GEODETIC SURVEY 1952
CG0028''4.5 MI NE FROM BENSON.
CG0028''4.45 MILES NORTHEAST ALONG THE SOUTHERN PACIFIC COMPANY RAILROAD FROM
CG0028''THE STATION AT BENSON TO RAILROAD BRIDGE 1037.20, THENCE 0.05 MILE
CG0028''NORTHWEST ALONG THE BANK OF A WASH TO THE LARGE HIGHWAY BRIDGE, IN TOP
CG0028''OF THE CENTER OF THE SOUTHEAST CONCRETE HEADWALL OF STATE HIGHWAY 86
CG0028''BRIDGE, 361.0 FEET NORTHWEST OF THE NORTHWEST EDGE OF BRIDGE 1037.20,
CG0028''17 1/2 FEET SOUTHEAST OF THE CENTER LINE OF THE HIGHWAY, ABOUT 0.7
CG0028''FOOT HIGHER THAN THE HIGHWAY.
CG0028
CG0028                          STATION RECOVERY (1979)
CG0028
CG0028''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1979
CG0028''8.4 KILOMETERS (5.25 MILES) EAST ALONG INTERSTATE HIGHWAY 10 FROM THE
CG0028''OCOTILLO STREET UNDERPASS AT BENSON, AT A FRONTAGE ROAD BRIDGE OVER A
CG0028''DRY WASH, IN THE TOP CENTER OF THE SOUTHEAST CURB, 4.8 METERS (15.5
CG0028''FEET) SOUTHEAST OF THE CENTERLINE OF THE FRONTAGE ROAD AND 21.9 METERS
CG0028''(72 FEET) SOUTHWEST OF THE NORTHEAST END OF THE CURB.
CG0028''THE MARK IS 0.1 M ABOVE FRONTAGE ROAD.