Brazos County Benchmark System Benchmark = BZ 152

Location: Steel Store Road

BM Owner: Brazos County

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

Latitude Longitude

Position 30 39 13.52618(N) 96 32 53.63713(W) Adjusted GPS

Orthometric Height (M) 74.819 unchecked GPS

Ellip_Height (M) 48.60 GPS

PROJECTION COORDINATES

NORTH EAST SCALE CONVERG.

SPC TX C 3,115,595.17 1,062,686.52 0.99990003 + 01 56 58.4

UTM 14 3,393,794.37 734,936.68 1.00028094 + 01 15 2.2

 

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

3393794.37504 N

734936.69893 E

Elevation 74.820

Convergence 01 15 02.17488

Scale Factor 1.000280942

Combined Factor 1.000269197

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

3115595.17424 N

1062686.54143 E

Elevation 74.820

Convergence 01 56 58.37966

Scale Factor 0.999900035

Combined Factor 0.999888294

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 39 13.52615 N

96 32 53.63629 W

Elevation (m) 74.820

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 39 12.81065 N

96 32 52.74988 W

Elevation 245.37

Datum Shift (m) Delta Lat. = 22.034

Delta Lon. = 23.600