I 57 SB over Lake Creek Branch
Fair Condition65 years old19,850 vehicles/day
Location
| State | Illinois |
| County | Williamson |
| Location | 4 Mi N Of Marion |
| Carries | I 57 SB |
| Crosses | Lake Creek Branch |
| Coordinates | 37.79952, -88.94569 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 39.0 ft (11.9 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 63.3 ft (19.3 m) |
| Deck Area | 229.7 sq m |
| Main Spans | 1 |
| Year Built | 1961 (reconstructed 2015) |
Traffic
| Avg Daily Traffic | 19,850 (2024) |
| Truck Traffic | 43% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100001100000000 |