I-475 over Thread Creek
Fair Condition55 years old59,000 vehicles/day
Location
| State | Michigan |
| County | Genesee |
| Location | In Flint |
| Carries | I-475 |
| Crosses | Thread Creek |
| Coordinates | 43.00350, -83.67638 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 128.9 ft (39.3 m) |
| Deck Area | 479.5 sq m |
| Main Spans | 1 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 59,000 (2007) |
| Truck Traffic | 4% |
| Lanes On Bridge | 7 |
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 | 000000000002636 |