Il 57 over Austin Creek
Good Condition31 years old4,000 vehicles/day
Location
| State | Illinois |
| County | Adams |
| Location | .9m N I-172 |
| Carries | Il 57 |
| Crosses | Austin Creek |
| Coordinates | 39.79879, -91.31989 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 60.7 ft (18.5 m) |
| Max Span | 13.8 ft (4.2 m) |
| Deck Area | 225.7 sq m |
| Main Spans | 4 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 4,000 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 621 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 001201200000000 |