5+76.25 - Libby Dam - Libby, MT - U.S. Benchmarks on Waymarking.com

The Marker is on the north sidewalk inside the steel fence on the west end of the dam, but is easily viewed through the fence. A good zoom and one can get pix of it, as well.

From the NGS:
DESIGNATION - 5+76.25
PID - TN0675
STATE/COUNTY - MT/LINCOLN
COUNTRY - US
USGS QUAD - ALEXANDER MOUNTAIN (1983)

MARKER: DD = SURVEY DISK
SETTING: 41 = SET IN A LARGE STRUCTURE WITH FOUNDATIONS ON BEDROCK
SP_SET: LARGE CONCRETE DAM
STAMPING: ELEV 2472.408 STA. 5+76.25 2DS
STABILITY: A = MOST RELIABLE AND EXPECTED TO HOLD
STABILITY: POSITION/ELEVATION WELL

HISTORY - Date Condition Report By
HISTORY - 1971 MONUMENTED DOD
HISTORY - 1980 GOOD NGS

DESCRIBED BY NATIONAL GEODETIC SURVEY 1980
28.5 KM NE FROM LIBBY.
27.7 KILOMETERS (17.1 MILES) NORTHEAST ALONG STATE HIGHWAY 37 FROM
THE JUNCTION OF US HIGHWAY 2 IN LIBBY, THENCE 0.8 KILOMETER (0.5
MILE) NORTHWEST ALONG THE CONCRETE ROADWAY ON THE TOP OF LIBBY
DAM, SET IN TOP OF THE NORTHEAST SIDEWALK AT THE NORTHWEST END OF
THE DAM, 5.4 METERS, (17.5 FEET) NORTHEAST OF THE CENTERLINE OF THE
ROADWAY, 2.4 METERS (8.0 FEET) NORTHWEST OF THE WEST CORNER OF THE
NORTHEAST BANISTER OF THE DAM, 1.0 METER (3.3 FEET) SOUTHEAST OF
THE EXPANSION JOINT AT THE NORTHWEST END OF THE DAM.
THE MARK IS ABOVE LEVEL WITH THE SIDEWALK.

Condition: Mark found in good condition Designation: 5+76.25 Benchmark Agency: U.S. Army Corps of Engineers Monumentation type: Survey Mark County: Lincoln County USGS 7.5' Topographic Quadrangle Name (optional): ALEXANDER MOUNTAIN 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: TN0675 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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