Mackinaw RD over Us-10
Good Condition2 years old7,052 vehicles/day
Location
| State | Michigan |
| County | Bay |
| Location | 4.0 Mi W Of Bay City |
| Carries | Mackinaw RD |
| Crosses | Us-10 |
| Coordinates | 43.59609, -83.99231 |
Condition Ratings
| Overall Condition | Good |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 9 (Excellent) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 172.2 ft (52.5 m) |
| Max Span | 84.6 ft (25.8 m) |
| Deck Width | 50.5 ft (15.4 m) |
| Deck Area | 808.5 sq m |
| Main Spans | 2 |
| Year Built | 2024 |
Traffic
| Avg Daily Traffic | 7,052 (1996) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000000668 |