Brazos County Benchmark System Benchmark = BZ 127

Location: Dilly Shaw Tap Rd

BM Owner: Brazos County

Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88

Latitude Longitude

Position 30 44 2.97759 (N) 96 20 52.11115 (W) Adjusted GPS

Orthometric Height (M) 96.578 unchecked GPS

Ellip_Height (M) 70.34 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,125,173.11 1,081,563.77 0.99989256 + 02 03 10.0

UTM 14 3,403,145.81 753,937.56 1.00039554 + 01 21 22.1

 

All adjustments hereafter, Original Horizontal Coordinates: NAD 83 Geographic

Universal Transverse Mercator Projection,

NAD 83, NAVD 88, Meters

UTM Zone 14

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD88, Meters

3403145.81009 N

753937.59252 E

Elevation 96.618

Convergence 01 21 22.11641

Scale Factor 1.000395543

Combined Factor 1.000380374

State Plane Coordinates. NAD 83, NAVD 88

Texas Central Zone (4203) Meters

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD 88, Meter

3125173.10294 N

1081563.80034 E

Elevation 96.618

Convergence 02 03 10.00826

Scale Factor 0.999892555

Combined Factor 0.999877395

NAD83 and NAVD88, GEOID96 model, GRS80 ellisoid

Input Vertical Coordinates: Ellipsoid Height, GRS 80, Meters

Output Vertical Coordinates: Orthometric Height, NAVD 88, Meters

NAD83 (1993) NAVD88

30 44 02.97729 N

96 20 52.10986 W

Elevation (m) 96.618

NAD27, NGVD29, Mean Sea Level, Clark 1866 Ellipsoid

Input Vertical Coordinates: Ellipsoid Height GRS 80, Meters

Output Vertical Coordinates: MLS, NGVD 29, U.S. Survey Feet

30 44 02.27406 N

96 20 51.24431 W

Elevation 316.88

Datum Shift (m) Delta Lat. = 21.656

Delta Lon. = 23.026