Ch 50 over Rayhill Slough
Poor Condition72 years old475 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | 1.50mi S Ill 177 |
| Carries | Ch 50 |
| Crosses | Rayhill Slough |
| Coordinates | 38.45915, -89.75163 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 159.1 ft (48.5 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 421.9 sq m |
| Main Spans | 3 |
| Year Built | 1954 (reconstructed 1988) |
Traffic
| Avg Daily Traffic | 475 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082302100000000 |