55th ST over I-294 Tri State Toll
Fair Condition34 years old16,600 vehicles/day
Location
| State | Illinois |
| County | Cook |
| Location | 2.1 M W Of US 45 |
| Carries | 55th ST |
| Crosses | I-294 Tri State Toll |
| Coordinates | 41.78961, -87.90822 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 264.1 ft (80.5 m) |
| Max Span | 108.9 ft (33.2 m) |
| Deck Width | 66.9 ft (20.4 m) |
| Deck Area | 1642.2 sq m |
| Main Spans | 2 |
| Year Built | 1992 |
Traffic
| Avg Daily Traffic | 16,600 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016261000000000 |