I-75 NB over Coolidge RD
Good Condition7 years old52,934 vehicles/day
Location
| State | Michigan |
| County | Oakland |
| Location | In Troy |
| Carries | I-75 NB |
| Crosses | Coolidge RD |
| Coordinates | 42.60496, -83.18883 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 113.5 ft (34.6 m) |
| Max Span | 113.5 ft (34.6 m) |
| Deck Width | 73.8 ft (22.5 m) |
| Deck Area | 778.5 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 52,934 (2007) |
| Truck Traffic | 8% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008077 |