I-255 NB over Csxrr Csxrr Black Lane
Good Condition41 years old21,750 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | 1.2 Mi S Of I-55/70 |
| Carries | I-255 NB |
| Crosses | Csxrr Csxrr Black Lane |
| Coordinates | 38.64366, -90.04705 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 2213.9 ft (674.8 m) |
| Max Span | 131.9 ft (40.2 m) |
| Deck Width | 59.1 ft (18 m) |
| Deck Area | 12146.4 sq m |
| Main Spans | 18 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 21,750 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 123 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082024800000000 |