Posted by: Groundspeak Regular Member swmorrisroe
N 37° 51.675 W 122° 12.564
10S E 569543 N 4190715
Quick Description: Metal disc EBMUD ELEV in sidewalk over east side of Caldecott Tunnel in Contra Costa County, California.
Location: California, United States
Date Posted: 7/26/2009 2:33:58 PM
Waymark Code: WM6W46
Published By: Groundspeak Premium Member Ernmark
Views: 2

Long Description:
The disc in in the sidewalk right on Fish Ranch Road over the east entrance to the tunnel which is Freeway 24. It is located behind the tunnel building. The art deco structure is marked 1936. No further marks on the disc. Markings on the concrete nearby indicate E Portal Building OC 28 02830R.
Condition: Mark found in good condition

Designation: -blank-

Benchmark Agency: Not listed

Monumentation type: Not labeled BENCH MARK, but with an ELEVATION marked on it

County: Contra Costa County

Find type: Found by luck/skill/knowledge

Benchmark Agency (if other): Not listed

Monumentation type (if other): Not listed

USGS 7.5' Topographic Quadrangle Name: Not listed

Special category (optional): Not listed

Special Category (if other): Not listed

Web address of this benchmark's datasheet (optional): Not listed

NGS PID: Not listed

Local database's URL (optional): 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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