HT1859 ***********************************************************************
HT1859  DESIGNATION -  R 1253
HT1859  PID         -  HT1859
HT1859  STATE/COUNTY-  CA/ALAMEDA
HT1859  USGS QUAD   -  OAKLAND EAST (1997)
HT1859
HT1859                         *CURRENT SURVEY CONTROL
HT1859  ___________________________________________________________________
HT1859* NAD 83(1986)-  37 47 53.     (N)    122 11 05.     (W)     SCALED
HT1859* NAVD 88     -       141.88   (+/-2cm)     465.5    (feet)  VERTCON
HT1859  ___________________________________________________________________
HT1859  GEOID HEIGHT-         -32.19  (meters)                     GEOID99
HT1859
HT1859  VERT ORDER  -  FIRST     CLASS I (See Below)
HT1859
HT1859.The horizontal coordinates were scaled from a topographic map and have
HT1859.an estimated accuracy of +/- 6 seconds.
HT1859
HT1859.The NAVD 88 height was computed by applying the VERTCON shift value to
HT1859.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
HT1859.The vertical order pertains to the superseded datum.
HT1859
HT1859.The geoid height was determined by GEOID99.
HT1859
HT1859;                    North         East    Units  Estimated Accuracy
HT1859;SPC CA 3     -   645,400.    1,851,640.      MT  (+/- 180 meters Scaled)
HT1859
HT1859                          SUPERSEDED SURVEY CONTROL
HT1859
HT1859  NGVD 29     -       141.040  (m)          462.73   (f) ADJUSTED    1 1
HT1859
HT1859.Superseded values are not recommended for survey control.
HT1859.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HT1859.See file dsdata.txt to determine how the superseded data were derived.
HT1859
HT1859_MARKER: DB = BENCH MARK DISK
HT1859_SETTING: 38 = ABUTMENT
HT1859_STAMPING: R 1253 1974
HT1859_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
HT1859
HT1859  HISTORY     - Date     Condition        Recov. By
HT1859  HISTORY     - 1974     MONUMENTED       NGS
HT1859
HT1859                          STATION DESCRIPTION
HT1859
HT1859''DESCRIBED BY NATIONAL GEODETIC SURVEY 1974
HT1859''1.9 KM (1.20 MI) NORTH FROM OAKLAND.
HT1859''1.2 MILES NORTH ALONG STATE HIGHWAY 13 FROM THE JUNCTION OF INTERSTATE
HT1859''HIGHWAY 580 IN OAKLAND, AT THE REDWOOD ROAD OVERPASS, IN THE TOP OF
HT1859''THE SOUTHWEST CONCRETE ABUTMENT, 15.5 FEET NORTH OF THE CENTERLINE OF
HT1859''THE WEST BOUND LANES OF THE ROAD, 9.4 FEET SOUTHEAST OF THE NORTHWEST
HT1859''END OF THE ABUTMENT, 1.0 FEET NORTH OF THE NORTH CONCRETE GUARDRAIL,
HT1859''AND ABOUT LEVEL WITH THE HIGHWAY.