AX1045 Gaging Station RM -- Columbus TX - U.S. Benchmarks on Waymarking.com

This handsome brass reference mark was placed by the USGS near their gauging station for the Colorado River at Columbus TX.

From the NGS Datasheet: (visit link)

"AX1045 DESIGNATION - GAGING STATION RM
AX1045 PID - AX1045
AX1045 STATE/COUNTY- TX/COLORADO
AX1045 USGS QUAD - COLUMBUS (1983)
AX1045
AX1045 *CURRENT SURVEY CONTROL
AX1045 ___________________________________________________________________
AX1045* NAD 83(1986)- 29 42 22. (N) 096 32 12. (W) SCALED
AX1045* NAVD 88 - 62.33 (+/-2cm) 204.5 (feet) VERTCON
AX1045 ___________________________________________________________________
AX1045 GEOID HEIGHT- -27.14 (meters) GEOID99
AX1045
AX1045 VERT ORDER - SECOND CLASS 0 (See Below)
AX1045
AX1045.The horizontal coordinates were scaled from a topographic map and have
AX1045.an estimated accuracy of +/- 6 seconds.
AX1045
AX1045.The NAVD 88 height was computed by applying the VERTCON shift value to
AX1045.the NGVD 29 height (displayed under SUPERSEDED SURVEY CONTROL.)
AX1045.The vertical order pertains to the superseded datum.
AX1045
AX1045.The geoid height was determined by GEOID99.
AX1045
AX1045; North East Units Estimated Accuracy
AX1045;SPC TXSC - 4,210,070. 838,330. MT (+/- 180 meters Scaled)
AX1045
AX1045 SUPERSEDED SURVEY CONTROL
AX1045
AX1045 NGVD 29 - 62.313 (m) 204.44 (f) ADJ UNCH 2 0
AX1045
AX1045.Superseded values are not recommended for survey control.
AX1045.NGS no longer adjusts projects to the NAD 27 or NGVD 29 datums.
AX1045.See file dsdata.txt to determine how the superseded data were derived.
AX1045
AX1045_MARKER: DR = REFERENCE MARK DISK
AX1045_SETTING: 36 = ABUTMENT
AX1045_STABILITY: B = PROBABLY HOLD POSITION/ELEVATION WELL
AX1045
AX1045 HISTORY - Date Condition Recov. By
AX1045 HISTORY - UNK MONUMENTED USGS
AX1045 HISTORY - 1943 GOOD NGS
AX1045 HISTORY - 1987 GOOD USPSQD
AX1045
AX1045 STATION DESCRIPTION
AX1045
AX1045''DESCRIBED BY NATIONAL GEODETIC SURVEY 1943
AX1045''IN COLUMBUS.
AX1045''AT COLUMBUS, COLORADO COUNTY, 0.15 MILE EAST OF THE COURTHOUSE, 1
AX1045''BLOCK SOUTH OF THE SOUTHERN PACIFIC RAILROAD BRIDGE OVER COLORADO
AX1045''RIVER, AT THE LARGE STEEL HIGHWAY BRIDGE OVER THE RIVER, IN THE TOP OF
AX1045''THE SOUTH END OF THE WEST ABUTMENT, 13.8 FEET SOUTH OF THE CENTERLINE
AX1045''OF U.S. HIGHWAY 90, AND ABOUT LEVEL WITH THE HIGHWAY. A UNITED STATES
AX1045''GEOLOGICAL SURVEY STANDARD GAGING-STATION REFERENCE-MARK DISK.
AX1045
AX1045 STATION RECOVERY (1987)
AX1045
AX1045''RECOVERY NOTE BY US POWER SQUADRON 1987 (GES)
AX1045''RECOVERED IN GOOD CONDITION."

Condition: Mark found in good condition Designation: Gaging Station Benchmark Agency: U.S. Geological Survey Monumentation type: Gaging Station (reference mark) County: Colorado Co. TX USGS 7.5' Topographic Quadrangle Name (optional): Columbus Find type: Coordinates and/or to-reach information from the NGS database (or Geocaching's copy of it) were used Web address of this benchmark's datasheet (optional): [Web Link] NGS PID: AX1045 Benchmark Agency (if other): Not listed Monumentation type (if other): Not listed Special category (optional): Not listed Special Category (if other): Not listed Local database's URL (optional): Not listed

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