Benchmark - 86L9178

Benchmark Number 86L9178
Established In 1986
Condition GOOD
Latitude 45.494167
Longitude -73.517222
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting VERTICAL
Description CHS zinc convex tablet stamped 86L9178, set horizontally on the west wall of the Great Lakes Pilotage Authority building at the St-Lambert lock. The marker is located 0.75 m north of the west entrance and 0.2 m below the brick.
Elevations
Date Elevation Status Vertical Datum Code
1986-01-01 7.956 ACTIVE CD