KX1603 ***********************************************************************
KX1603  DESIGNATION -  W 4
KX1603  PID         -  KX1603
KX1603  STATE/COUNTY-  PA/BUTLER
KX1603  USGS QUAD   -  BUTLER (1977)
KX1603
KX1603                         *CURRENT SURVEY CONTROL
KX1603  ___________________________________________________________________
KX1603* NAD 83(1986)-  40 48 25.     (N)    079 57 54.     (W)     SCALED
KX1603* NAVD 88     -       298.507  (meters)     979.35   (feet)  POSTED
KX1603  ___________________________________________________________________
KX1603  GEOID HEIGHT-         -33.88  (meters)                     GEOID99
KX1603  DYNAMIC HT  -         298.350 (meters)     978.84  (feet)  COMP
KX1603  MODELED GRAV-     980,106.7   (mgal)                       NAVD 88
KX1603
KX1603  VERT ORDER  -  * POSTED, Code A , SEE BELOW
KX1603
KX1603.The horizontal coordinates were scaled from a topographic map and have
KX1603.an estimated accuracy of +/- 6 seconds.
KX1603
KX1603.The orthometric height was determined by differential leveling
KX1603.and adjusted by the National Geodetic Survey in 1992.
KX1603.* This is a POSTED BENCH MARK height.  Code A indicates a distribution
KX1603.rate of 0.0 thru 1.0 mm/km.
KX1603
KX1603.The geoid height was determined by GEOID99.
KX1603
KX1603.The dynamic height is computed by dividing the NAVD 88
KX1603.geopotential number by the normal gravity value computed on the
KX1603.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
KX1603.degrees latitude (g = 980.6199 gals.).
KX1603
KX1603.The modeled gravity was interpolated from observed gravity values.
KX1603
KX1603;                    North         East    Units  Estimated Accuracy
KX1603;SPC PA S     -   165,970.      413,120.      MT  (+/- 180 meters Scaled)
KX1603
KX1603                          SUPERSEDED SURVEY CONTROL
KX1603
KX1603  NGVD 29     -       298.652  (m)          979.83   (f) ADJ UNCH    1 2
KX1603
KX1603.Superseded values are not recommended for survey control.
KX1603.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
KX1603.See file dsdata.txt to determine how the superseded data were derived.
KX1603
KX1603_MARKER: DB = BENCH MARK DISK
KX1603_SETTING: 30 = DOOR
KX1603_STAMPING: W 4 1931
KX1603_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
KX1603
KX1603  HISTORY     - Date     Condition        Recov. By
KX1603  HISTORY     - 1931     MONUMENTED       CGS
KX1603  HISTORY     - 1952     GOOD             NGS
KX1603
KX1603                          STATION DESCRIPTION
KX1603
KX1603''DESCRIBED BY NATIONAL GEODETIC SURVEY 1952
KX1603''AT RENFREW.
KX1603''AT RENFREW, BUTLER COUNTY, 5 RAILS SOUTHWEST OF THE DOOR TO THE
KX1603''WAITING ROOM OF THE BALTIMORE AND OHIO RAILROAD STATION, 13
KX1603''FEET SOUTH OF THE MIDDLE OF A WOODEN WATER TANK AND 7 FEET FROM
KX1603''THE EAST RAIL, IN THE NORTHWEST CORNER OF A LARGE ROCK.  A
KX1603''STANDARD DISK, STAMPED W 4 1931.