Greenfield RD over Us-12
Good Condition65 years old21,800 vehicles/day
Location
| State | Michigan |
| County | Wayne |
| Location | In Dearborn |
| Carries | Greenfield RD |
| Crosses | Us-12 |
| Coordinates | 42.31631, -83.19484 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Single/Spread |
| Total Length | 170.6 ft (52 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Width | 143.0 ft (43.6 m) |
| Deck Area | 2267.2 sq m |
| Main Spans | 4 |
| Year Built | 1961 (reconstructed 2007) |
Traffic
| Avg Daily Traffic | 21,800 (2007) |
| Truck Traffic | 4% |
| Lanes On Bridge | 9 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000011315 |