Ill 203 SB over Cahokia Canal
Poor Condition66 years old13,500 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | 0.9mi N Of 55/70 |
| Carries | Ill 203 SB |
| Crosses | Cahokia Canal |
| Coordinates | 38.65679, -90.13504 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 187.0 ft (57 m) |
| Max Span | 66.9 ft (20.4 m) |
| Deck Width | 36.7 ft (11.2 m) |
| Deck Area | 638.4 sq m |
| Main Spans | 3 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 13,500 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082002700000000 |