M-29 over Marsac Creek
Fair Condition74 years old20,326 vehicles/day
Location
| State | Michigan |
| County | Macomb |
| Location | In New Baltimore |
| Carries | M-29 |
| Crosses | Marsac Creek |
| Coordinates | 42.68765, -82.71205 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 26.6 ft (8.1 m) |
| Deck Width | 61.0 ft (18.6 m) |
| Deck Area | 169.3 sq m |
| Main Spans | 1 |
| Year Built | 1952 |
Traffic
| Avg Daily Traffic | 20,326 (2007) |
| Truck Traffic | 1% |
| Lanes On Bridge | 5 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000006128 |