PP2144 ***********************************************************************
PP2144  DESIGNATION -  51 RDS
PP2144  PID         -  PP2144
PP2144  STATE/COUNTY-  MN/SCOTT
PP2144  USGS QUAD   -  SHAKOPEE (1993)
PP2144
PP2144                         *CURRENT SURVEY CONTROL
PP2144  ___________________________________________________________________
PP2144* NAD 83(1986)-  44 48 03.     (N)    093 30 02.     (W)     SCALED
PP2144* NAVD 88     -       223.862  (meters)     734.45   (feet)  ADJUSTED
PP2144  ___________________________________________________________________
PP2144  GEOID HEIGHT-         -26.79  (meters)                     GEOID99
PP2144  DYNAMIC HT  -         223.857 (meters)     734.44  (feet)  COMP
PP2144  MODELED GRAV-     980,586.4   (mgal)                       NAVD 88
PP2144
PP2144  VERT ORDER  -  SECOND    CLASS 0
PP2144
PP2144.The horizontal coordinates were scaled from a topographic map and have
PP2144.an estimated accuracy of +/- 6 seconds.
PP2144
PP2144.The orthometric height was determined by differential leveling
PP2144.and adjusted by the National Geodetic Survey in June 1991.
PP2144
PP2144.The geoid height was determined by GEOID99.
PP2144
PP2144.The dynamic height is computed by dividing the NAVD 88
PP2144.geopotential number by the normal gravity value computed on the
PP2144.Geodetic Reference System of 1980 (GRS 80) ellipsoid at 45
PP2144.degrees latitude (g = 980.6199 gals.).
PP2144
PP2144.The modeled gravity was interpolated from observed gravity values.
PP2144
PP2144;                    North         East    Units  Estimated Accuracy
PP2144;SPC MN S     -   300,220.      839,510.      MT  (+/- 180 meters Scaled)
PP2144
PP2144                          SUPERSEDED SURVEY CONTROL
PP2144
PP2144  NGVD 29     -       223.815  (m)          734.30   (f) ADJ UNCH    2 0
PP2144
PP2144.Superseded values are not recommended for survey control.
PP2144.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
PP2144.See file dsdata.txt to determine how the superseded data were derived.
PP2144
PP2144_MARKER: DD = SURVEY DISK
PP2144_SETTING: 7 = SET IN TOP OF CONCRETE MONUMENT
PP2144_STAMPING: 51 RDS 1950
PP2144_MAGNETIC: O = OTHER; SEE DESCRIPTION
PP2144
PP2144  HISTORY     - Date     Condition        Recov. By
PP2144  HISTORY     - 1950     MONUMENTED       USGS
PP2144  HISTORY     - 1980     GOOD             MNDT
PP2144
PP2144                          STATION DESCRIPTION
PP2144
PP2144''DESCRIBED BY MN DEPT OF TRANSP 1980 (EGS)
PP2144''THE MARK WAS RECOVERED IN GOOD CONDITION 1.4 MILES EAST ALONG TRUNK
PP2144''HIGHWAY 101 FROM ITS JUNCTION WITH TRUNK HIGHWAY 169 IN SHAKOPEE, IN
PP2144''THE NE 1/4 OF SECTION 6, T115N, R22W.  THE MARK IS 209 FEET SOUTH
PP2144''ALONG A TOWNSHIP ROAD, 49 FEET WEST OF THE CENTER OF THE TOWNSHIP
PP2144''ROAD, 37 FEET NORTH OF THE CENTER OF THE CHICAGO NORTHWESTERN
PP2144''RAILROAD, 1 FOOT SOUTH OF THE RAILROAD RIGHT-OF-WAY FENCE AT MILEPOINT
PP2144''6.45, AND 1.0 FOOT NORTH OF A STEEL WITNESS POST.  THE MARK, A
PP2144''STANDARD USGS BENCH MARK DISK STAMPED---51 RDS 1950---, IS SET IN THE
PP2144''TOP OF A CONCRETE MONUMENT THAT PROJECTS 3 INCHES ABOVE THE SURFACE OF
PP2144''THE GROUND.