Tr 1 over I-55
Fair Condition55 years old125 vehicles/day
Location
| State | Illinois |
| County | Montgomery |
| Location | Sang/mont Co Line |
| Carries | Tr 1 |
| Crosses | I-55 |
| Coordinates | 39.52402, -89.64636 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 356.0 ft (108.5 m) |
| Max Span | 99.7 ft (30.4 m) |
| Deck Width | 29.9 ft (9.1 m) |
| Deck Area | 987.4 sq m |
| Main Spans | 3 |
| Year Built | 1971 |
Traffic
| Avg Daily Traffic | 125 (2020) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 12 |
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 | 068010500000000 |