I-75 S Appr over Huron AVE
Fair Condition69 years old11,076 vehicles/day
Location
| State | Michigan |
| County | Emmet |
| Location | In Mackinaw City |
| Carries | I-75 S Appr |
| Crosses | Huron AVE |
| Coordinates | 45.78653, -84.73228 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 586.9 ft (178.9 m) |
| Max Span | 42.0 ft (12.8 m) |
| Deck Width | 53.8 ft (16.4 m) |
| Deck Area | 2934.0 sq m |
| Main Spans | 14 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 11,076 (2007) |
| Truck Traffic | 19% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 12 months |
| Owner | State Toll Authority |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002455 |