Fw Road over Black River
Fair Condition92 years old10 vehicles/day
Location
| State | Michigan |
| County | Marquette |
| Location | 0.2 Mi S Of 478 HWY |
| Carries | Fw Road |
| Crosses | Black River |
| Coordinates | 46.41877, -87.88956 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 37.7 ft (11.5 m) |
| Max Span | 34.8 ft (10.6 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 56.4 sq m |
| Main Spans | 1 |
| Year Built | 1934 |
Traffic
| Avg Daily Traffic | 10 (1994) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006585 |