Benchmark - 81L099
| Benchmark Number | 81L099 |
|---|---|
| Established In | 1981 |
| Condition | GOOD |
| Latitude | 45.06117 |
| Longitude | -73.321996 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | HORIZONTAL |
| Description | GSC convex bronze tablet stamped 81L099, set vertically in the top of the concrete wall of the east abutment of the CNR steel bridge on the Richelieu River (easternmost bridge). The marker is located 3.02 m from a beacon on a rod, 2.0 m from the centre of the railway and 0.15 m from the eastern edge. |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| 2002-10-23 | 4.522 | ACTIVE | CD |