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Nebraska Department of Natural Resources, Lincoln, Nebraska
BenchmarkID - 17      
Designation - 9 WMC 1970 (NRC)      
Point ID # - AR0154   NGS PID #
USGS Quad - GOTHENBURG      
County - Dawson      
State - Nebraska      

Horizontal Datum
Horiziontal Datum - NAD 83            
Horizontal Order - 2nd            
      Latitude   Longitude        
Position -   40° 53' 46.7512"  (N)   -100° 10' 02.6879"  (W)        
State Plane Zone : 2600  
SPC NE (Meters) - Northing:   118,033.969   Easting:   485,896.635
SPC NE (Feet) - Northing:   387,249.78   Easting:   1,594,145.877
  - Scale Factor:   .99971478   Convergence:   - 0 06 39.40

Veritical Datum
Vertical Datum - NAVD 88      
Veritcal Order - 3rd      
Height - Orthometric Height   2,561.583 (Feet)
Height - Orthometric Height   780.772 (Meters)
GEOID  93 - GeoID Height:   23.015 (Meters)
Ellips - Ellipsoidal Height   757.757 (Meters)
Vertical Conversion Factor - 88 Minus 29 - Height: .307 (Meters) Based on: VERTCON
NGVD 29 - Elevation:   2,560.576 (Feet)

Description
Date Established: MAY 1996
Legal Description: APPROX. 500 FT. NORTH OF THE 1/2 MILE LINE, ON THE EAST SIDE OF SECTION 28 T11N R25W
General Description:
THE HORIZONTAL COORDINATES WERE ESTABLISHED BY GPS OBSERVATIONS AND ADJUSTED BY THE NE. NATURAL RESOURCES COMM., FROM 1ST ORDER NGS STATION ("GOTHPORT"). THE ELEVATION WAS ESTABLISHED BY GPS FROM NGS STATON ("GOTHPORT") (FIRST ORDER) DESCRIPTION: THE STATION IS LOCATED 2.4 MILES SOUTH OF GOTHENBURG ALONG STATE HIGHWAY 47 FROM THE POST OFFICE IN GOTHENBURG, NE. 17 FT. SOUTH AND 38.0 FT. WEST OF THE CENTER OF THE HIGHWAY AT A FIELD ENTRANCE WHICH IS APPROX. 500 FT. NORTH OF THE 1/2 MILE LINE. THE CAP IS SET IN THE TOP OF THE EAST END OF THE SOUTH CONCRETE HEADWALL OF CULVERT. STAMPED ("9 WMC 1970")