Benchmark - TOPO 80

Benchmark Number TOPO 80
Established In 1965
Condition GOOD
Latitude 43.298958
Longitude -79.794548
Reference Benchmark No
Vertical Datum Code UNKNOWN
Type PERMANENT_MARKER
Setting VERTICAL
Description A Topographic Survey of Canada bronze tablet set vertically in the concrete pier at the southeast side of the Burlington Ship Canal. At the northeast side of the lift bridge, the tablet is in the top of and at the corner of a concrete curb, 8.65m southeast of the edge of the pier, 8.6m southwest of a light standard, 45m northeasterly from the edge of the bridge and 17cm above the top of the pier, no number stamped on plug. Horizontal Position updated to NAD83CSRS in January 2010.

Horizontal position updated September 2018 based on NRCan database. Previous position: N 43.298, W 79.794.

Elevations
Date Elevation Status Vertical Datum Code
N/A 76.905 ACTIVE IGLD1985
N/A 2.641 ACTIVE CDIGLD1985