Topinabee Mail RTE over I-75 NB
Poor Condition66 years old550 vehicles/day
Location
| State | Michigan |
| County | Cheboygan |
| Location | 2.8 Mi N Of M-27 |
| Carries | Topinabee Mail RTE |
| Crosses | I-75 NB |
| Coordinates | 45.49794, -84.61554 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 378.9 ft (115.5 m) |
| Max Span | 118.4 ft (36.1 m) |
| Deck Width | 31.5 ft (9.6 m) |
| Deck Area | 1108.8 sq m |
| Main Spans | 4 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 550 (1997) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001512 |