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Nebraska Department of Natural Resources, Lincoln, Nebraska
BenchmarkID - 42      
Designation - ROGERS WEST BASE RESET (NRC)      
Point ID # - AR0187   NGS PID # MK2109
USGS Quad - ROGERS      
County - Colfax      
State - Nebraska      

Horizontal Datum
Horiziontal Datum - NAD 83            
Horizontal Order - 2nd            
      Latitude   Longitude        
Position -   41° 28' 23.7207"  (N)   -096° 58' 58.8085"  (W)        
State Plane Zone : 2600  
SPC NE (Meters) - Northing:   186,467.827   Easting:   751,874.231
SPC NE (Feet) - Northing:   611,769.862   Easting:   2,466,774.04
  - Scale Factor:   .999658756   Convergence:   + 1 59 57.68

Veritical Datum
Vertical Datum - NAVD 88      
Veritcal Order - 3rd      
Height - Orthometric Height   1,332.674 (Feet)
Height - Orthometric Height   406.200 (Meters)
GEOID  93 - GeoID Height:   25.708 (Meters)
Ellips - Ellipsoidal Height   380.492 (Meters)
Vertical Conversion Factor - 88 Minus 29 - Height: .166 (Meters) Based on: VERTCON
NGVD 29 - Elevation:   1,332.13 (Feet)

Description
Date Established: JULY 1998
Legal Description: ON THE WEST SIDE OF THE SW 1/4 OF SECTION 4 - T 17 N - R 4 E
General Description:
THE HORIZONTAL COORDINATES WERE ESTABLISHED BY GPS OBSERVATIONS AND ADJUSTED BY THE NE. NATURAL RESOURCES COMM., FROM 1ST ORDER N.G.S. STATION ( ART PETERS ) THE ELEVATION WAS ESTABLISHED BY GPS FROM 2ND ORDER N.G.S. STATION ( 110 ) DESCRIPTION: ROGERS WEST BASE RESET THE STATION IS LOCATED FROM THE WATER TANK IN ROGERS, GO NORTH ON A STREET ON THE EAST SIDE OF THE TANK FOR 0.2 MILE TO U.S. HIGHWAY # 30. TURN LEFT AND GO WEST ON THE HIGHWAY FOR 3.5 MILES TO A COUNTY ROAD F. TURN RIGHT AND GO NORTH ON THE GRAVELED COUNTY ROAD FOR 0.4 MILE TO THE MARK ON THE RIGHT. THE DISK IS SET INTO THE TOP OF A ROUND CONCRETE MONUMENT THAT IS RECESSED ABOUT 0.7 FT. BELOW THE GROUND SURFACE. IT IS 52.8 FT. WEST SOUTHWEST OF A NAIL AND WASHER IN A POLE FOR AN IRRIGATION PUMP, 32.3 FT. SOUTH OF A NAIL AND WASHER IN A UTILITY POLE, 31.8 FT. EAST OF THE CENTERLINE OF THE ROAD, 2.5 FT. SOUTH-SOUTHWEST OF A WITNESS POST AND 0.9 FT. WEST OF A WITNESS POST. A REBAR WAS DRIVEN ALONG THE NORTH SIDE OF THE MARK. THE SURFACE DISK IS STAMPED ( ROGERS WEST BASE 1930 ) REFERENCE MARK NO. 1, A STANDARD DISK STAMPED ( ROGERS WEST BASE NO 1 1930 ) IS SET IN THE TOP OF A SQUARE CONCRETE POST WHICH IS 3 INCHES BELOW THE SURFACE OF THE GROUND. IT IS 32.5 FT. WEST OF THE CENTER OF THE ROAD AND IN AN OLD NORTH-SOUTH FENCE. REFERENCE MARK NO. 2, A STANDARD DISK STAMPED ( ROGERS WEST BASE NO 2 1930 ) IS SET IN THE TOP OF A SQUARE CONCRETE POST WHICH IS 1 BELOW THE SURFACE OF THE GROUND. IT IS 34 FT. SOUTH OF A T-FENCE CORNER POST ON THE 1/2 MILE LINE, 33 FT. WEST OF THE CENTER OF THE ROAD, AND 1.5 FT. EAST OF A FENCE.