DY0926 ***********************************************************************
DY0926  DESIGNATION -  F 978 RESET
DY0926  PID         -  DY0926
DY0926  STATE/COUNTY-  CA/ORANGE
DY0926  USGS QUAD   -  SEAL BEACH (1981)
DY0926
DY0926                         *CURRENT SURVEY CONTROL
DY0926  ___________________________________________________________________
DY0926* NAD 83(1986)-  33 43 56.     (N)    118 05 05.     (W)     SCALED
DY0926* NAVD 88     -        10.720  (meters)      35.17   (feet)  ADJUSTED
DY0926  ___________________________________________________________________
DY0926  GEOID HEIGHT-         -35.59  (meters)                     GEOID99
DY0926  DYNAMIC HT  -          10.709 (meters)      35.13  (feet)  COMP
DY0926  MODELED GRAV-     979,595.2   (mgal)                       NAVD 88
DY0926
DY0926  VERT ORDER  -  FIRST     CLASS I
DY0926
DY0926.The horizontal coordinates were scaled from a topographic map and have
DY0926.an estimated accuracy of +/- 6 seconds.
DY0926
DY0926.The orthometric height was determined by differential leveling
DY0926.and adjusted by the National Geodetic Survey in June 1991.
DY0926.WARNING-Repeat measurements at this control monument indicate possible
DY0926.vertical movement.
DY0926
DY0926.The geoid height was determined by GEOID99.
DY0926
DY0926.The dynamic height is computed by dividing the NAVD 88
DY0926.geopotential number by the normal gravity value computed on the
DY0926.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
DY0926.degrees latitude (G = 980.6199 gals.).
DY0926
DY0926.The modeled gravity was interpolated from observed gravity values.
DY0926
DY0926;                    North         East    Units  Estimated Accuracy
DY0926;SPC CA 6     -   675,120.    1,829,980.      MT  (+/- 180 meters Scaled)
DY0926
DY0926                          SUPERSEDED SURVEY CONTROL
DY0926
DY0926  NGVD 29     -         9.992  (m)           32.78   (f) ADJ UNCH    1 1
DY0926
DY0926.Superseded values are not recommended for survey control.
DY0926.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
DY0926.See file dsdata.txt to determine how the superseded data were derived.
DY0926
DY0926_MARKER: DB = BENCH MARK DISK
DY0926_SETTING: 31 = SIDEWALK
DY0926_STAMPING: F 978 1964 RESET 1967
DY0926_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
DY0926_SATELLITE: THE SITE LOCATION WAS REPORTED AS SUITABLE FOR
DY0926+SATELLITE: SATELLITE OBSERVATIONS - April 06, 1989
DY0926
DY0926  HISTORY     - Date     Condition        Recov. By
DY0926  HISTORY     - 1967     MONUMENTED       CGS
DY0926  HISTORY     - 1969     GOOD             CA-059
DY0926  HISTORY     - 1973     GOOD             CA-059
DY0926  HISTORY     - 1978     GOOD             NGS
DY0926  HISTORY     - 19890406 GOOD             NGS
DY0926
DY0926                          STATION DESCRIPTION
DY0926
DY0926''DESCRIBED BY ORANGE COUNTY CALIFORNIA 1969
DY0926''1.5 MI SE FROM SEAL BEACH.
DY0926''1.50 MILES SOUTHEAST ALONG THE PACIFIC COAST HIGHWAY (U.S. 101
DY0926''ALT.) FROM THE POST OFFICE TO THE CONCRETE BRIDGE NO. 55-10-1967
DY0926''OVER ANAHEIM BAY, 35.4 FEET SOUTHWEST OF THE CENTER LINE OF THE
DY0926''HIGHWAY, 2.50 FEET SOUTHWEST OF THE NORTHEAST EDGE OF A CONCRETE
DY0926''SIDEWALK ACROSS THE CONCRETE BRIDGE, 16.7 FEET SOUTHEAST OF THE
DY0926''NORTHWEST END OF THE WALK, 2.7 FEET NORTHEAST OF THE GUARD
DY0926''RAIL, SET IN THE TOP OF A CONCRETE WALK, 0.8 FOOT HIGHER THAN
DY0926''THE HIGHWAY.
DY0926
DY0926                          STATION RECOVERY (1973)
DY0926
DY0926''RECOVERY NOTE BY ORANGE COUNTY CALIFORNIA 1973
DY0926''RECOVERED IN GOOD CONDITION.
DY0926
DY0926                          STATION RECOVERY (1978)
DY0926
DY0926''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1978
DY0926''RECOVERED IN GOOD CONDITION.
DY0926
DY0926                          STATION RECOVERY (1989)
DY0926
DY0926''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1989
DY0926''RECOVERED IN GOOD CONDITION.  A NEW TO REACH FOLLOWS.  1.1 KM (0.70
DY0926''MI) NORTHWESTERLY ALONG PACIFIC COAST HIGHWAY (STATE HIGHWAY 1) FROM
DY0926''THE JUNCTION OF ANDERSON STREET IN SUNSET BEACH.