Benchmark - 4507-1961

Benchmark Number 4507-1961
Established In 1961
Condition UNKNOWN
Latitude N/A
Longitude N/A
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting VERTICAL
Description A standard Hydrographic Service bronze tablet cemented vertically in a concrete block .6m in dia. and .3m above ground level 55m from the waterline of Barrow Strait. It is 122 m bearing 110 deg. from BM 1; and 136m bearing 300 deg. from BM 2. Note: The three BMs are distinguished by vivid orange paint at each location.
Elevations
Date Elevation Status Vertical Datum Code
N/A 4.96 ACTIVE CD