US 51-fap322 over Chstnt-cnic-oak-alley
Fair Condition29 years old4,400 vehicles/day
Location
| State | Illinois |
| County | Perry |
| Location | Near Downtwn Duquoin |
| Carries | US 51-fap322 |
| Crosses | Chstnt-cnic-oak-alley |
| Coordinates | 38.00997, -89.24155 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 806.1 ft (245.7 m) |
| Max Span | 65.0 ft (19.8 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 2481.6 sq m |
| Main Spans | 15 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 4,400 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 124 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 073003300000000 |