Benchmark - POLA 1-1959
| Benchmark Number | POLA 1-1959 |
|---|---|
| Established In | 1959 |
| Condition | INACCESSIBLE |
| Latitude | 42.658817 |
| Longitude | -82.506683 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | VERTICAL |
| Description | A C.H.S. bronze tablet stamped POLA 1-1959 set vertically in the concrete step of the old town pumphouse at Port Lambton. Pumphouse is on east side of St Clair Pkwy (Hwy No 33), near the junction with Princess Street. The bench mark is almost completely covered by the threshold of the south door. Horizontal Position updated to NAD83CSRS in January 2010.
Hand-held GPS position: 42-39.529'N, 82-30.401'W +/- 5m, WGS84 (C.Robinson 2017-04-28) Previous position: N 42.656111, W 82.506111 |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 176.918 | ACTIVE | IGLD1985 |
| N/A | 2.268 | ACTIVE | CDIGLD1985 |