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Nebraska Department of Natural Resources, Lincoln, Nebraska
BenchmarkID - 20      
Designation - 2-16 (NRC)      
Point ID # - AR0157   NGS PID #
USGS Quad - ROCA      
County - Lancaster      
State - Nebraska      

Horizontal Datum
Horiziontal Datum - NAD 83            
Horizontal Order - 3rd            
      Latitude   Longitude        
Position -   40° 43' 52.0234"  (N)   -096° 37' 33.2514"  (W)        
State Plane Zone : 2600  
SPC NE (Meters) - Northing:   105,239.143   Easting:   784,886.979
SPC NE (Feet) - Northing:   345,272.088   Easting:   2,575,083.364
  - Scale Factor:   .999749290   Convergence:   + 2 14 09.60

Veritical Datum
Vertical Datum - NAVD 88      
Veritcal Order - 3rd      
Height - Orthometric Height   1,304.827 (Feet)
Height - Orthometric Height   397.712 (Meters)
GEOID  93 - GeoID Height:   25.902 (Meters)
Ellips - Ellipsoidal Height   371.812 (Meters)
Vertical Conversion Factor - 88 Minus 29 - Height: .102 (Meters) Based on: VERTCON
NGVD 29 - Elevation:   1,304.492 (Feet)

Description
Date Established: MAY 1996
Legal Description: IN THE SOUTHEAST 1/4 OF THE SOUTHEAST 1/4 OF SECTION 21 - T 9 N - R 7 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 ( LINCOLN NCMN ) THE ELEVATION WAS ESTABLISHED BY STANDARD BENCH LEVELS FROM 1ST ORDER NGS STATION (B 13) DESCRIPTION: NE. NATURAL RESOURCES COMM. MAY 1996 THE STATION IS LOCATED APPROXIMATELY 1 MILE SOUTH ALONG S 70TH ST. FROM NE. STATE HIGHWAY 2 AT A BURLINGTON NORTHERN RAILROAD CROSSING. APPROXIMATELY 100 FT. NORTHWEST FROM THE CENTERLINE OF S 70TH ST. ON THE SOUTHWEST END OF THE SOUTHEAST CONCRETE ABUTMENT OF RAILROAD BRIDGE #54.29; 8.6 FT. SOUTHWEST FROM THE SOUTHWEST RAIL. A CHISELED DOT IN THE CENTER OF A CHISELED SQUARE ON TOP OF THE ABUTMENT. (PAINTED ORANGE)