Benchmark - 12-1959

Benchmark Number 12-1959
Established In 1959
Condition GOOD
Latitude 49.12579
Longitude -123.07595
Reference Benchmark No
Vertical Datum Code UNKNOWN
Description At the north end of the George Massey Tunnel, east of Highway 99, at the southwest corner of the Ocean Fisheries Labelling and Receiving Warehouse, on the loading dock deck, 0.3 metre west of the southeast corner of the loading dock, a bronze tablet marked: "Hydrographic Service Canada BM 12 1959". (new datum Jan 1997 = added 0.04m). GPS data obtained from leveling to fixed point
Date Elevation Status Vertical Datum Code
2023-04-27 4.983 ACTIVE CD
N/A 3.15 ACTIVE CGVD2013
2015-02-18 -16.517 ACTIVE NAD83_CSRS
2015-02-18 3.073 ACTIVE CGVD28_HTv2_0