AH5799 ***********************************************************************
AH5799  DESIGNATION -  LIVERMORE EAST BASE RM 4
AH5799  PID         -  AH5799
AH5799  STATE/COUNTY-  CA/ALAMEDA
AH5799  USGS QUAD   -  LIVERMORE (1980)
AH5799
AH5799                         *CURRENT SURVEY CONTROL
AH5799  ___________________________________________________________________
AH5799* NAD 83(1986)-  37 40 40.     (N)    121 47 24.     (W)     SCALED
AH5799* NAVD 88     -       142.88   (+/-2cm)     468.8    (feet)  VERTCON
AH5799  ___________________________________________________________________
AH5799  GEOID HEIGHT-         -32.16  (meters)                     GEOID99
AH5799
AH5799  VERT ORDER  -  THIRD (See Below)
AH5799
AH5799.The horizontal coordinates were scaled from a topographic map and have
AH5799.an estimated accuracy of +/- 6 seconds.
AH5799
AH5799.The NAVD 88 height was computed by applying the VERTCON shift value to
AH5799.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
AH5799.The vertical order pertains to the superseded datum.
AH5799
AH5799.The geoid height was determined by GEOID99.
AH5799
AH5799;                    North         East    Units  Estimated Accuracy
AH5799;SPC CA 3     -   631,500.    1,886,210.      MT  (+/- 180 meters Scaled)
AH5799
AH5799                          SUPERSEDED SURVEY CONTROL
AH5799
AH5799  NGVD 29     -       142.07   (m)          466.1    (f) RESET       3
AH5799
AH5799.Superseded values are not recommended for survey control.
AH5799.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
AH5799.See file dsdata.txt to determine how the superseded data were derived.
AH5799
AH5799_MARKER: DR = REFERENCE MARK DISK
AH5799_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
AH5799_STAMPING: LIVERMORE EAST BASE NO 4 1947 1976
AH5799_PROJECTION: FLUSH
AH5799_MAGNETIC: N = NO MAGNETIC MATERIAL
AH5799_STABILITY: C = MAY HOLD, BUT OF TYPE COMMONLY SUBJECT TO
AH5799+STABILITY: SURFACE MOTION
AH5799
AH5799  HISTORY     - Date     Condition        Recov. By
AH5799  HISTORY     - 1976     MONUMENTED       NGS
AH5799  HISTORY     - 19770102 GOOD             NGS
AH5799
AH5799                          STATION DESCRIPTION
AH5799
AH5799''DESCRIBED BY NATIONAL GEODETIC SURVEY 1977
AH5799''1.1 MILE (1.8 KM) WEST ALONG THE SOUTHERN PACIFIC RAILROAD FROM THE
AH5799''STATION AT LIVERMORE, 6 RAILS WEST OF THE WEST END OF A BRIDGE OVER
AH5799''AROYO MOCHO, ON THE TOP OF A CUT BANK, 89.4 FEET (27.2 M) SOUTH OF TRI
AH5799''STATION LIVERMORE EAST BASE, 45 FEET (13.7 M) NORTH OF THE CENTERLINE
AH5799''OF STANLEY BOULEVARD, 31.0 FEET (9.4 M) SOUTH OF THE SOUTH RAIL OF THE
AH5799''SP CO RR TRACK, 7.8 FEET (2.4 M) WEST OF A TELEPHONE POLE WITH A
AH5799''WITNESS SIGN ATTACHED TO IT, ABOUT 8 FEET (2.4 M) HIGHER THAN THE
AH5799''TRACK, AND SET IN THE TOP OF A CONCRETE POST PROJECTING 0.5 FOOT (15.2
AH5799''CM) ABOVE THE GROUND.