Brazos County Benchmark System Benchmark = BZ 112
Location: Ferrill Creek Rd
BM Owner: Brazos County
Horz. Datum NAD 83 (1993) Vert. Datum NAVD 88
Latitude Longitude
Position 30 51 1.86116(N) 96 18 6.55101 (W) Adjusted GPS
Orthometric Height (M) 93.304 unchecked GPS
Ellip_Height (M) 67.17 GPS
PROJECTION COORDINATES
NORTH EAST SCALE CONVERG.
SPC TX C 3,138,221.83 1,085,497.35 0.99988519 + 02 04 35.3
UTM 14 3,416,152.67 758,031.12 1.00042138 + 01 23 3.8
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
3416152.65969 N
758031.14849 E
Elevation 93.357
Convergence 01 23 03.81310
Scale Factor 1.000421382
Combined Factor 1.000406725
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
3138221.82131 N
1085497.38405 E
Elevation 93.357
Convergence 02 04 35.28140
Scale Factor 0.999885191
Combined Factor 0.999870543
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 51 01.86080 N
96 18 06.54987 W
Elevation (m) 93.357
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 51 01.17159 N
96 18 05.68752 W
Elevation 306.19
Datum Shift (m) Delta Lat. = 21.225
Delta Lon. = 22.913