Illinois 146 over Little Cache Creek
Good Condition53 years old5,050 vehicles/day
Location
| State | Illinois |
| County | Johnson |
| Location | 0.2 Mi West Vienna |
| Carries | Illinois 146 |
| Crosses | Little Cache Creek |
| Coordinates | 37.41545, -88.90639 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 5 (Fair) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 28.9 ft (8.8 m) |
| Max Span | 13.1 ft (4 m) |
| Deck Area | 117.9 sq m |
| Main Spans | 2 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 5,050 (2023) |
| Truck Traffic | 17% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 044200400000000 |