Benchmark - 1-1957
| Benchmark Number | 1-1957 |
|---|---|
| Established In | 1957 |
| Condition | INACCESSIBLE |
| Latitude | 50.283333 |
| Longitude | -62.8 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | HORIZONTAL |
| Description | CHS bronze tablet stamped BM 1-1957, set vertically in the rock on the south side of the bridge under a launch and repair ramp. The BM is located between the 28th and 29th girder from west to east and under the central beam. |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| 1986-01-01 | 2.942 | ACTIVE | CD |