MW0835 - USC&GS 'OVERPASS' Reference Mark 2 - Modoc County, CA
Posted by: Groundspeak Premium Member NW_history_buff
N 41° 42.303 W 121° 16.884
10T E 642988 N 4618456
An NGS reference mark as part of the OVERPASS series just west of Highway 139 and just SW of an overpass bridge.
Waymark Code: WMVJ3N
Location: California, United States
Date Posted: 04/23/2017
Published By:Groundspeak Premium Member Ernmark
Views: 1

I recovered the U.S. Coast & Geodetic Survey reference mark from 1948 in good condition. The mark is located west of Highway 139 and on top of a small hill and just south of an overpass bridge and about 30 feet west of the triangulation station.

NGS datasheet info for reference mark 2:

REFERENCE MARK NUMBER 2, STAMPED OVERPASS NO 2 1948, IS A STANDARD REFERENCE DISK CEMENTED IN A DRILL HOLE IN OUTCROPPING BEDROCK THAT PROJECTS 6 INCHES AND IS THE SAME ELEVATION AS THE STATION.
Condition: Mark found in good condition

Designation: OVERPASS RM 2

Benchmark Agency: U.S. Geological Survey

Monumentation type: REFERENCE MARK Disk

County: Modoc County

USGS 7.5' Topographic Quadrangle Name (optional): Perez (1993)

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: MW0835

Local database's URL (optional): [Web Link]

Benchmark Agency (if other): Not listed

Monumentation type (if other): Not listed

Special category (optional): Not listed

Special Category (if other): Not listed

Visit Instructions:
  1. A closeup photo of the mark taken by you is required.
  2. A 'distant' photo including the mark in the view is highly recommended. Include the compass direction you faced when you took the picture.
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