Benchmark - 71-U-116
| Benchmark Number | 71-U-116 |
|---|---|
| Established In | 1971 |
| Condition | GOOD |
| Latitude | 42.121111 |
| Longitude | -83.111111 |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | NA |
| Description | A G.S.C. deep BM in reduced size manhole in grounds of General Chemical Company, on east side of Highway No 18, 2.08km north of Richmond Street, tablet is set in front lawn, 44m east of centreline of entry and exit roads of plant 20m north of centre line of truck entrance road and 7m east of General Chemical sign, 0.1m below grass level in 1987. Horizontal Position updated to NAD83CSRS in January 2010. |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 182.692 | ACTIVE | IGLD1985 |
| N/A | 8.822 | ACTIVE | CDIGLD1985 |