M-52 over Maple River
Fair Condition57 years old9,501 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 4.0 Mi SW Of M-21 |
| Carries | M-52 |
| Crosses | Maple River |
| Coordinates | 42.95283, -84.21500 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 133.9 ft (40.8 m) |
| Max Span | 59.1 ft (18 m) |
| Deck Width | 50.5 ft (15.4 m) |
| Deck Area | 628.3 sq m |
| Main Spans | 3 |
| Year Built | 1969 |
Traffic
| Avg Daily Traffic | 9,501 (2007) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009724 |