Tr-159a over Casey Fork Creek
Good Condition41 years old275 vehicles/day
Location
| State | Illinois |
| County | Jefferson |
| Location | 2.5 Mi N Mt Vernon |
| Carries | Tr-159a |
| Crosses | Casey Fork Creek |
| Coordinates | 38.38097, -88.90830 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 151.9 ft (46.3 m) |
| Max Span | 48.9 ft (14.9 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 398.2 sq m |
| Main Spans | 3 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 275 (2021) |
| Truck Traffic | 11% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 222 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 041363900000000 |