RT0007 ***********************************************************************
RT0007  DESIGNATION -  2650.06
RT0007  PID         -  RT0007
RT0007  STATE/COUNTY-  MT/WIBAUX
RT0007  USGS QUAD   -  WIBAUX (1982)
RT0007
RT0007                         *CURRENT SURVEY CONTROL
RT0007  ___________________________________________________________________
RT0007* NAD 83(1986)-  46 59 16.     (N)    104 11 15.     (W)     SCALED
RT0007* NAVD 88     -       811.812  (meters)    2663.42   (feet)  ADJUSTED
RT0007  ___________________________________________________________________
RT0007  GEOID HEIGHT-         -15.83  (meters)                     GEOID99
RT0007  DYNAMIC HT  -         811.808 (meters)    2663.41  (feet)  COMP
RT0007  MODELED GRAV-     980,580.3   (mgal)                       NAVD 88
RT0007
RT0007  VERT ORDER  -  FIRST     CLASS II
RT0007
RT0007.The horizontal coordinates were scaled from a topographic map and have
RT0007.an estimated accuracy of +/- 6 seconds.
RT0007
RT0007.The orthometric height was determined by differential leveling
RT0007.and adjusted by the National Geodetic Survey in June 1991.
RT0007
RT0007.The geoid height was determined by GEOID99.
RT0007
RT0007.The dynamic height is computed by dividing the NAVD 88
RT0007.geopotential number by the normal gravity value computed on the
RT0007.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
RT0007.degrees latitude (g = 980.6199 gals.).
RT0007
RT0007.The modeled gravity was interpolated from observed gravity values.
RT0007
RT0007;                    North         East    Units  Estimated Accuracy
RT0007;SPC MT       -   317,910.    1,003,590.      MT  (+/- 180 meters Scaled)
RT0007
RT0007                          SUPERSEDED SURVEY CONTROL
RT0007
RT0007  NGVD 29     -       811.189  (m)         2661.38   (f) ADJ UNCH    1 2
RT0007
RT0007.Superseded values are not recommended for survey control.
RT0007.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
RT0007.See file dsdata.txt to determine how the superseded data were derived.
RT0007
RT0007_MARKER: S = SPIKE
RT0007_SETTING: 30 = WALK
RT0007_STABILITY: D = MARK OF QUESTIONABLE OR UNKNOWN STABILITY
RT0007
RT0007  HISTORY     - Date     Condition        Recov. By
RT0007  HISTORY     - UNK      MONUMENTED       NPRR
RT0007  HISTORY     - 1931     GOOD             NPRR
RT0007  HISTORY     - 1934     GOOD             NPRR
RT0007  HISTORY     - 1982     GOOD             NGS
RT0007
RT0007                          STATION DESCRIPTION
RT0007
RT0007''DESCRIBED BY NORTHERN PACIFIC RAILROAD 1931
RT0007''IN WIBAUX.
RT0007''AT WIBAUX, WIBAUX COUNTY, ON THE NORTHERN PACIFIC RAILWAY, IN THE
RT0007''CONCRETE WALK AT THE EAST END OF BRIDGE 184.1, 12 FEET SOUTH OF BENCH
RT0007''MARK A 34 DESCRIBED ABOVE, SOUTH OF THE TRACK, AND NEAR THE LETTERS BM
RT0007''2650.06.  A SPIKE.
RT0007
RT0007                          STATION RECOVERY (1934)
RT0007
RT0007''RECOVERY NOTE BY NORTHERN PACIFIC RAILROAD 1934
RT0007''RECOVERED IN GOOD CONDITION.
RT0007
RT0007                          STATION RECOVERY (1982)
RT0007
RT0007''RECOVERY NOTE BY NATIONAL GEODETIC SURVEY 1982
RT0007''RECOVERED IN GOOD CONDITION.  NEW DESCRIPTION FOLLOWS.
RT0007''IN WIBAUX, AT THE INTERSECTION OF MAIN STREET (STATE HIGHWAY 7) AND
RT0007''THE BURLINGTON NORTHERN RAILROAD (OLD NORTHERN PACIFIC RAILROAD), IN
RT0007''THE NORTHEAST CORNER OF THE SOUTH WALKWAY OF THE RAILROAD
RT0007''BRIDGE OVER THE STREET, 4.6 METERS (15.1 FT) NORTH OF THE SOUTH EDGE
RT0007''OF THE BRIDGE, 3.7 METERS (12.1 FT) SOUTH OF BENCH MARK A 34, 1.1
RT0007''METERS (3.6 FT) SOUTH OF THE NEAR RAIL AND 0.3 METER (1.0 FT) WEST OF
RT0007''THE EAST END OF THE WALKWAY.  NOTE=BM 2650.06 1930 IS ETCHED IN THE
RT0007''CONCRETE AROUND THE SPIKE.
RT0007''THE MARK IS ABOVE LEVEL WITH THE TRACKS.