Benchmark - 81-U-144
| Benchmark Number | 81-U-144 |
|---|---|
| Established In | 1981 |
| Condition | GOOD |
| Latitude | 43.03556 |
| Longitude | -82.23899 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | HORIZONTAL |
| Description | Lakeshore Road bridge over Cow Creek, 1.8 km northeast of intersection with Lambton County Road No. 7, 1.2 km northeast of junction with Waterworks Side Road, tablet in south concrete face at southwest corner, 1.1 metres below top of end post, 19cm east of west end.
Coordinates updated based on May 2019 field data, handheld GPS +/-3m (Previous position 43.035, -82.236944). |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| 1992-01-01 | 180.831 | ACTIVE | IGLD1985 |
| 1992-01-01 | 4.82 | ACTIVE | CDIGLD1985 |