M-45 over Bass River
Fair Condition97 years old8,591 vehicles/day
Location
| State | Michigan |
| County | Ottawa |
| Location | 7.7 Mi E Of Us-31 |
| Carries | M-45 |
| Crosses | Bass River |
| Coordinates | 42.97194, -86.03005 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 44.9 ft (13.7 m) |
| Deck Area | 167.1 sq m |
| Main Spans | 1 |
| Year Built | 1929 (reconstructed 2000) |
Traffic
| Avg Daily Traffic | 8,591 (2007) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008760 |