Benchmark - 11-1977
| Benchmark Number | 11-1977 |
|---|---|
| Established In | |
| Condition | DESTROYED |
| Latitude | |
| Longitude | |
| Coordinate Accuracy | UNKNOWN |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | NA |
| Description | About 20 metres north of BM SPIKE set into a low whitish boulder about 1.5 metres across a bronze tablet marked: Hydrographic Service Canada BM 11-1977.(area unstable refer to leveling summary for history of elev.) |
Elevations
| Date | Elevation (m) | Status | Vertical Datum Code |
|---|---|---|---|
| 5.094 | ACTIVE | CD |