First Street over Black River
Fair Condition28 years old312 vehicles/day
Location
| State | Michigan |
| County | Mason |
| Location | Village Of Custer |
| Carries | First Street |
| Crosses | Black River |
| Coordinates | 43.94730, -86.21134 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 108.3 ft (33 m) |
| Max Span | 104.3 ft (31.8 m) |
| Deck Width | 33.8 ft (10.3 m) |
| Deck Area | 339.9 sq m |
| Main Spans | 1 |
| Year Built | 1998 |
Traffic
| Avg Daily Traffic | 312 |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006689 |