M-37 over Pere Marquette River
Fair Condition104 years old4,771 vehicles/day
Location
| State | Michigan |
| County | Lake |
| Location | 3.0 Mi S Of Baldwin |
| Carries | M-37 |
| Crosses | Pere Marquette River |
| Coordinates | 43.85765, -85.85147 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 49.9 ft (15.2 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 47.2 ft (14.4 m) |
| Deck Area | 218.9 sq m |
| Main Spans | 1 |
| Year Built | 1922 |
Traffic
| Avg Daily Traffic | 4,771 (2007) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005270 |