Benchmark - 71-U-117
| Benchmark Number | 71-U-117 |
|---|---|
| Established In | 1971 |
| Condition | GOOD |
| Latitude | 42.144261 |
| Longitude | -83.113918 |
| Reference Benchmark | Yes |
| Vertical Datum Code | UNKNOWN |
| Type | PERMANENT_MARKER |
| Setting | VERTICAL |
| Description | A G.S.C. bronze tablet stamped 71-U-117 set in concrete culvert under Highway No 18 at intersection with Essex County Road No 10, 4.8km north of junction with Richmond Street in Amherstburg, immediately south of Wyandotte Indian Cemetery, tablet in top of culvert at west end, 30cm east of west end and 21cm north of south edge of culvert.
Coordinates updated in April 2021 from final PPP solution |
| Date | Elevation | Status | Vertical Datum Code |
|---|---|---|---|
| N/A | 175.75 | ACTIVE | IGLD1985 |
| N/A | 1.88 | ACTIVE | CDIGLD1985 |