HV8604 ***********************************************************************
HV8604  DESIGNATION -  POPES
HV8604  PID         -  HV8604
HV8604  STATE/COUNTY-  VA/FAIRFAX
HV8604  USGS QUAD   -  MANASSAS (1994)
HV8604
HV8604                         *CURRENT SURVEY CONTROL
HV8604  ___________________________________________________________________
HV8604* NAD 83(1993)-  38 47 45.52311(N)    077 23 46.05085(W)     ADJUSTED
HV8604* NAVD 88     -       120.1    (meters)     394.     (feet)  VERTCON
HV8604  ___________________________________________________________________
HV8604  LAPLACE CORR-           0.18  (seconds)                    DEFLEC99
HV8604  GEOID HEIGHT-         -31.87  (meters)                     GEOID99
HV8604
HV8604  HORZ ORDER  -  SECOND
HV8604
HV8604.The horizontal coordinates were established by classical geodetic methods
HV8604.and adjusted by the National Geodetic Survey in November 1994.
HV8604
HV8604.The NAVD 88 height was computed by applying the VERTCON shift value to
HV8604.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
HV8604
HV8604.The Laplace correction was computed from DEFLEC99 derived deflections.
HV8604
HV8604.The geoid height was determined by GEOID99.
HV8604
HV8604;                    North         East     Units   Scale      Converg.
HV8604;SPC VA N     - 2,125,929.507 3,595,891.913   MT  0.99995322 +0 41 20.2
HV8604;UTM  18      - 4,296,863.664   291,907.605   MT  1.00013326 -1 30 06.6
HV8604
HV8604                          SUPERSEDED SURVEY CONTROL
HV8604
HV8604  NAD 83(1993)-  38 47 45.52202(N)    077 23 46.05721(W) AD(       ) 2
HV8604  NAD 83(1986)-  38 47 45.52241(N)    077 23 46.06369(W) AD(       ) 2
HV8604  NGVD 29     -       120.4    (m)          395.     (f) VERT ANG
HV8604
HV8604.Superseded values are not recommended for survey control.
HV8604.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
HV8604.See file dsdata.txt to determine how the superseded data were derived.
HV8604
HV8604_MARKER: DD = SURVEY DISK
HV8604_SETTING: 66 = SET IN ROCK OUTCROP
HV8604_STAMPING: POPES 1969
HV8604_MAGNETIC: O = OTHER; SEE DESCRIPTION
HV8604_STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
HV8604+STABILITY: POSITION/ELEVATION WELL
HV8604
HV8604  HISTORY     - Date     Condition        Recov. By
HV8604  HISTORY     - 1969     MONUMENTED       VA-059
HV8604  HISTORY     - 1969     GOOD             VA-059
HV8604  HISTORY     - 1975     GOOD             VA-059
HV8604  HISTORY     - 1977     GOOD             VA-059
HV8604  HISTORY     - 19920128 GOOD             MSI
HV8604
HV8604                          STATION DESCRIPTION
HV8604
HV8604''DESCRIBED BY FAIRFAX COUNTY VIRGINIA 1969 (HWC)
HV8604''THE STATION IS 1.2 MILES NORTHWEST OF CLIFTON.
HV8604''
HV8604''TO REACH THE STATION FROM CLIFTON PROCEED NORTHWEST ON ROUTE 645, 1.3
HV8604''MILES TO ENTRANCE TO HORSE FARM ON LEFT.  STATION IS ON TOP OF BALD
HV8604''HILL, 12.0 FEET WEST OF A LARGE BOULDER, SET IN A SMALL ROCK.
HV8604''
HV8604''STATION IS A STANDARD FAIRFAX COUNTY DISK STAMPED---POPES 1969---.
HV8604
HV8604                          STATION RECOVERY (1969)
HV8604
HV8604''RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1969
HV8604''RECOVERED IN GOOD CONDITION.
HV8604
HV8604                          STATION RECOVERY (1975)
HV8604
HV8604''RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1975 (EYB)
HV8604''THE STATION WAS RECOVERED IN GOOD CONDITION. SEE FAIRFAX COUNTY TAX
HV8604''MAP 75-1, REVISED TO 1-1-76.
HV8604
HV8604                          STATION RECOVERY (1977)
HV8604
HV8604''RECOVERY NOTE BY FAIRFAX COUNTY VIRGINIA 1977 (EYB)
HV8604''THE STATION WAS RECOVERED IN GOOD CONDITION PER ORIGINAL DESCRIPTION.
HV8604
HV8604                          STATION RECOVERY (1992)
HV8604
HV8604''RECOVERY NOTE BY MEASUREMENT SCIENCE INCORPORATED 1992
HV8604''THE STATION IS 1.2 MILES (1.9 KM) NORTHWEST OF CLIFTON.  TO REACH THE
HV8604''STATION FROM CLIFTON PROCEED NORTHWEST ON ROUTE 645, 1.3 MILES (2.1
HV8604''KM) TO ENTRANCE TO HORSE FARM ON LEFT.  STATION IS ON TOP OF BALD
HV8604''HILL, 12.0 FEET (3.7 M) WEST OF A LARGE BOULDER, SET IN A SMALL ROCK.
HV8604''SEE FAIRFAX COUNTY TAX MAP 75-1, REVISED TO 1-1-76.