MY2462 ***********************************************************************
MY2462  DESIGNATION -  WATERFRONT
MY2462  PID         -  MY2462
MY2462  STATE/COUNTY-  MA/SUFFOLK
MY2462  USGS QUAD   -
MY2462
MY2462                         *CURRENT SURVEY CONTROL
MY2462  ___________________________________________________________________
MY2462* NAD 83(1996)-  42 21 41.71759(N)    071 03 03.55663(W)     ADJUSTED
MY2462* NAVD 88     -         4.6    (meters)      15.     (feet)  VERTCON
MY2462  ___________________________________________________________________
MY2462  LAPLACE CORR-           2.97  (seconds)                    DEFLEC99
MY2462  GEOID HEIGHT-         -27.69  (meters)                     GEOID99
MY2462
MY2462  HORZ ORDER  -  SECOND
MY2462
MY2462.The horizontal coordinates were established by classical geodetic methods
MY2462.and adjusted by the National Geodetic Survey in June 1998.
MY2462
MY2462.The NAVD 88 height was computed by applying the VERTCON shift value to
MY2462.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
MY2462
MY2462.The Laplace correction was computed from DEFLEC99 derived deflections.
MY2462
MY2462.The geoid height was determined by GEOID99.
MY2462
MY2462;                    North         East     Units   Scale      Converg.
MY2462;SPC MA M     - 2,957,111.36    777,519.13   sFT  0.99996848 +0 18 05.8
MY2462;SPC MA M     -   901,329.345   236,988.304   MT  0.99996848 +0 18 05.8
MY2462;UTM  19      - 4,691,961.562   331,103.683   MT  0.99995099 -1 22 56.3
MY2462
MY2462                          SUPERSEDED SURVEY CONTROL
MY2462
MY2462  NAD 83(1996)-  42 21 41.71625(N)    071 03 03.55607(W) AD(       ) 2
MY2462  NAD 83(1992)-  42 21 41.71623(N)    071 03 03.55621(W) AD(       ) 2
MY2462  NAD 83(1992)-  42 21 41.72022(N)    071 03 03.55469(W) AD(       ) 2
MY2462  NAD 83(1986)-  42 21 41.71931(N)    071 03 03.55616(W) AD(       ) 2
MY2462  NGVD 29     -         4.8    (m)           16.     (f) VERT ANG
MY2462
MY2462.Superseded values are not recommended for survey control.
MY2462.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
MY2462.See file dsdata.txt to determine how the superseded data were derived.
MY2462
MY2462_MARKER: N = NAIL
MY2462_SETTING: 0 = UNSPECIFIED SETTING
MY2462_MAGNETIC: O = OTHER; SEE DESCRIPTION
MY2462_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
MY2462
MY2462  HISTORY     - Date     Condition        Recov. By
MY2462  HISTORY     - 1978     MONUMENTED       MAGS
MY2462
MY2462                          STATION DESCRIPTION
MY2462
MY2462''DESCRIBED BY MASSACHUSETTS GEODETIC SURVEY 1978 (WJK)
MY2462''THE STATION IS LOCATED ABOUT 0.6 KM (0.4 MI)
MY2462''EAST OF BOSTON CITY HALL AND
MY2462''2.8 KM (1.7 MI) NORTH OF SOUTH BOSTON.
MY2462''OWNERSHIP--BOSTON PARKS AND RECREATION DEPARTMENT.
MY2462''
MY2462''TO REACH THE STATION FROM THE CITY HALL IN BOSTON, GO NORTHEAST ON
MY2462''NORTH STREET ABOUT 0.6 KM (0.4 MI) TO PRINCE STREET. TURN RIGHT AND
MY2462''GO EAST ABOUT 0.2 KM (0.1 MI) TO ATLANTIC AVENUE. TURN RIGHT AND GO
MY2462''SOUTH ABOUT 0.4 KM (0.3 MI) TO THE STATION ON THE LEFT.
MY2462''
MY2462''THE STATION IS MARKED BY A NAIL SET IN A LEAD PLUG IN A GRANITE CAP
MY2462''SECTION OF A 50 CM WALL ON THE EAST SIDE OF WATERFRONT PARK IN THE
MY2462''CITY OF BOSTON. IT IS 12.48 METERS (40.94 FT) WEST OF THE NEAR FACE
MY2462''OF THE EIGHTH BOLLARD, COUNTING NORTH TO SOUTH, 5.75 METERS
MY2462''(18.87 FT) SOUTHEAST OF NEAR FACE OF THE FIRST GRANITE COLUMN
MY2462''SUPPORTING WOOD ARCHWAY AND 2.21 METERS (7.24 FT) EAST OF THE NEAR
MY2462''FACE OF THE SECOND GRANITE COLUMN SUPPORTING THE WOOD ARCHWAY.
MY2462''
MY2462''HEIGHT OF LIGHT SHOWN WAS 1.5 METERS ABOVE THE MARK.
MY2462''
MY2462''DESCRIBED BY W.J. KENNEDY, MAGS.
MY2462''870713-STATION RECOVERED IN GOOD CONDITION, D.C. AHERN, MAGS.