Ill 159 over Prairie Du Long Crk
Fair Condition98 years old4,500 vehicles/day
Location
| State | Illinois |
| County | Monroe |
| Location | 3 M S Hecker |
| Carries | Ill 159 |
| Crosses | Prairie Du Long Crk |
| Coordinates | 38.25981, -89.99631 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 102.4 ft (31.2 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 305.8 sq m |
| Main Spans | 2 |
| Year Built | 1928 (reconstructed 1954) |
Traffic
| Avg Daily Traffic | 4,500 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 067000700000000 |