National Geodetic Survey,   Retrieval Date = JUNE 10, 2002
 HV4635 ***********************************************************************
 HV4635  DESIGNATION -  JONES
 HV4635  PID         -  HV4635
 HV4635  STATE/COUNTY-  VA/C OF ALEXANDRIA
 HV4635  USGS QUAD   -  ALEXANDRIA (1994)
 HV4635
 HV4635                         *CURRENT SURVEY CONTROL
 HV4635  ___________________________________________________________________
 HV4635* NAD 83(1993)-  38 47 25.91504(N)    077 02 22.29318(W)     ADJUSTED  
 HV4635* NAVD 88     -         2.     (meters)       7.     (feet)  SCALED    
 HV4635  ___________________________________________________________________
 HV4635  LAPLACE CORR-          -3.34  (seconds)                    DEFLEC99
 HV4635  GEOID HEIGHT-         -32.21  (meters)                     GEOID99
 HV4635
 HV4635  HORZ ORDER  -  SECOND
 HV4635
 HV4635.The horizontal coordinates were established by classical geodetic methods
 HV4635.and adjusted by the National Geodetic Survey in November 1994.
 HV4635
 HV4635.The orthometric height was scaled from a topographic map.
 HV4635
 HV4635.The Laplace correction was computed from DEFLEC99 derived deflections.
 HV4635
 HV4635.The geoid height was determined by GEOID99.
 HV4635
 HV4635;                    North         East     Units   Scale      Converg.
 HV4635;SPC VA N     - 2,125,757.610 3,626,876.477   MT  0.99995293 +0 54 41.4
 HV4635;SPC MD       -   124,754.326   396,566.111   MT  0.99995095 -0 01 29.3
 HV4635;SPC MD       -   409,298.15  1,301,067.32   sFT  0.99995095 -0 01 29.3
 HV4635;UTM  18      - 4,295,507.640   322,866.210   MT  0.99998638 -1 16 41.0
 HV4635
 HV4635                          SUPERSEDED SURVEY CONTROL
 HV4635
 HV4635  NAD 83(1993)-  38 47 25.91334(N)    077 02 22.29460(W) AD(       ) 2
 HV4635  NAD 83(1986)-  38 47 25.91354(N)    077 02 22.30562(W) AD(       ) 2
 HV4635  NAD 27      -  38 47 25.50533(N)    077 02 23.38736(W) AD(       ) 2
 HV4635
 HV4635.Superseded values are not recommended for survey control.
 HV4635.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
 HV4635.See file dsdata.txt to determine how the superseded data were derived.
 HV4635
 HV4635_MARKER: DD = SURVEY DISK
 HV4635_SETTING: 80 = SET IN A BOULDER
 HV4635
 HV4635  HISTORY     - Date     Condition        Report By
 HV4635  HISTORY     - 1924     MONUMENTED       USE
 HV4635  HISTORY     - 1957     SEE DESCRIPTION  CGS
 HV4635
 HV4635                          STATION DESCRIPTION
 HV4635
 HV4635'DESCRIBED BY US ENGINEERS 1924 (EWE)
 HV4635'TRAVERSE STATION MARKED BY A STANDARD U.S.C. OF ENGINEERS
 HV4635'DISK CEMENTED IN A DRILL HOLE IN A ROCK, PROJECTING A FEW
 HV4635'INCHES ABOVE THE SURFACE.  STATION IS ON THE EXTREME END
 HV4635'OF JONES POINT, 12 METERS N OF THE S STONE BREAKWATER AND
 HV4635'10 METERS W OF THE E STONE BREAKWATER.  DISTANCE TO LIGHTHOUSE
 HV4635'IS 94.69 METERS OR 310.66 FEET.
 HV4635
 HV4635                          STATION RECOVERY (1957)
 HV4635
 HV4635'RECOVERY NOTE BY COAST AND GEODETIC SURVEY 1957 (FAR)
 HV4635'STATION IS APPROXIMATLY 2 MILES SOUTHEAST OF THE GEORGE
 HV4635'WASHINGTON MASONIC MEMORIAL IN ALEXANDRIA, AT THE EXTREME
 HV4635'END OF JONES POINT, ON PROPERTY OF THE U.S. NAVAL RESERVE
 HV4635'TRAINING CENTER, 6 FEET SOUTHEAST OF THE SOUTHEAST LEG OF
 HV4635'LIGHT TOWER AND 2.5 FEET NORTH OF THE SOUTHEAST CORNER OF
 HV4635'THE HEAVY WIRE FENCE AROUND JONES POINT LIGHT TOWER.
 HV4635'
 HV4635'A TRAVERSE CONNECTION WAS MADE TO TRIANGULATION STATION JONES
 HV4635'2, DISTANCE BEING 60.89 FEET (18.560 METERS) EAST-NORTHEAST
 HV4635'OF STATION JONES 2.  IT IS A U.S. ENGINEERS DEPARTMENT DISK,
 HV4635'NO STAMPING ON THE MARK, SET IN A SQUARE CONCRETE POST WHICH
 HV4635'PROJECTS 9 INCHES.
 HV4635'
 HV4635'NOTE--IF THIS MARK WAS IN A BOULDER AS DESCRIBED IN THE 1924
 HV4635'DESCRIPTION, A NEW DISK WAS SET IN A SQUARE CONCRETE POST
 HV4635'AT A LATER DATE.