I-94 over Aa Rr
Fair Condition72 years old78,348 vehicles/day
Location
| State | Michigan |
| County | Washtenaw |
| Location | In Ann Arbor |
| Carries | I-94 |
| Crosses | Aa Rr |
| Coordinates | 42.23713, -83.73074 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 129.6 ft (39.5 m) |
| Max Span | 41.3 ft (12.6 m) |
| Deck Width | 96.1 ft (29.3 m) |
| Deck Area | 1157.3 sq m |
| Main Spans | 3 |
| Year Built | 1954 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 78,348 (2007) |
| Truck Traffic | 12% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000010830 |