Tr 399-100n over I-74
Fair Condition61 years old75 vehicles/day
Location
| State | Illinois |
| County | Knox |
| Location | 1 Mi SW Of Woodhull |
| Carries | Tr 399-100n |
| Crosses | I-74 |
| Coordinates | 41.16570, -90.33278 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 223.1 ft (68 m) |
| Max Span | 66.9 ft (20.4 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 618.8 sq m |
| Main Spans | 4 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 75 (2010) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 037010500000000 |