Benchmark - 21-1971
| Benchmark Number | 21-1971 |
|---|---|
| Established In | 1971 |
| Condition | DESTROYED |
| Latitude | 49.535 |
| Longitude | -124.822 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | BRONZE_TABLET |
| Setting | VERTICAL |
| Description | On the west coast of Denman Island, 32 metres northwest of the approach to the public wharf, 4 metres southeast of the centreline of a launching ramp, on the southeast side of the Ferry Terminal, set in the top of the most northeasterly of four large concrete abutements, a bronze tablet marked: "Hydrographic Service Canada BM 22 1971". |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 6.603 | ACTIVE | CD |
| N/A | 3.498 | ACTIVE | CGVD2013 |
| 2010-05-29 | 3.345 | ACTIVE | CGVD28_HTv2_0 |
| 2010-05-29 | -12.422 | ACTIVE | NAD83_CSRS |