Illinois 146 over Dutchman Creek
Fair Condition53 years old3,100 vehicles/day
Location
| State | Illinois |
| County | Johnson |
| Location | 2.3 Mi. W. Vienna |
| Carries | Illinois 146 |
| Crosses | Dutchman Creek |
| Coordinates | 37.42258, -88.94462 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 163.1 ft (49.7 m) |
| Max Span | 52.5 ft (16 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 695.8 sq m |
| Main Spans | 3 |
| Year Built | 1973 |
Traffic
| Avg Daily Traffic | 3,100 (2023) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 044005200000000 |