I-69 WB over Shiawassee River
Fair Condition65 years old13,840 vehicles/day
Location
| State | Michigan |
| County | Shiawassee |
| Location | 3.6 Mi SW Of M-71 |
| Carries | I-69 WB |
| Crosses | Shiawassee River |
| Coordinates | 42.90571, -84.06286 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 180.1 ft (54.9 m) |
| Max Span | 58.4 ft (17.8 m) |
| Deck Width | 49.2 ft (15 m) |
| Deck Area | 823.5 sq m |
| Main Spans | 3 |
| Year Built | 1961 (reconstructed 1998) |
Traffic
| Avg Daily Traffic | 13,840 (2007) |
| Truck Traffic | 22% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000009735 |