EBMUD 91
Posted by: Groundspeak Regular Member mjleelim
N 37° 56.934 W 122° 17.344
10S E 562461 N 4200383
Quick Description: The mark is located on the northwest end of San Pablo Ridge.
Location: California, United States
Date Posted: 4/20/2006 7:28:12 AM
Waymark Code: WMAWV
Published By: Groundspeak Premium Member Shorelander
Views: 16

Long Description:
To reach the mark from the end of Clark Road in El Sobrante, hike south up the Clark-Boas Trail for about 1.1 km (0.7 miles) to a trail junction. Turn left and go southeast up the San Pablo Ridge Trail for about 1.0 km (0.6 miles) to the mark on the right.

The station mark is a East Bay Municipal Utility District disk, stamped "91", set in concrete in the center of a metal pipe protruding above the ground. It is next to a witness post and about 154 meters (505 feet) west-northwest of NGS survey marker HT2858.

Reference mark number 1 is a East Bay Municipal Utility District disk, stamped "1949 RM-1 91", set in a metal pipe protruding above the ground. It is about 9 meters (30 feet) on a geodetic azimuth of about 180 degrees from the station mark and about 1 meter (4 feet) lower than the station mark.

Reference mark number 2 is a East Bay Municipal Utility District disk, stamped "1949 RM-2 91", set in a metal pipe protruding above the ground. It is about 8 meters (26 feet) on a geodetic azimuth of about 227 degrees from the station mark and about 1 meter (4 feet) lower than the station mark.
Condition: Mark found in good condition

Designation: 91

Benchmark Agency: other (not included below)

Benchmark Agency (if other): East Bay Municipal Utility District

Monumentation type: Boundary Marker

County: Contra Costa

USGS 7.5' Topographic Quadrangle Name: Richmond

Find type: Found by luck/skill/knowledge

Monumentation type (if other): 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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Recent Visits/Logs:
Date Logged Log User Rating  
ltleelim visited EBMUD 91 3/19/2006 ltleelim visited it

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