Benchmark - BOLT
| Benchmark Number | BOLT |
|---|---|
| Established In | |
| Condition | UNKNOWN |
| Latitude | |
| Longitude | |
| Coordinate Accuracy | UNKNOWN |
| Reference Benchmark | No |
| Vertical Datum Code | UNKNOWN |
| Type | UNKNOWN |
| Setting | NA |
| Description | Top of the U bolt in the NE concrete anchor of the southwestern Marconi tower. Established 1914. |
Elevations
| Date | Elevation (m) | Status | Vertical Datum Code |
|---|---|---|---|
| 13.25 | ACTIVE | CD |