US 51 SB (fap 322) over Crooked Creek
Fair Condition44 years old4,050 vehicles/day
Location
| State | Illinois |
| County | Marion |
| Location | N Of Central City |
| Carries | US 51 SB (fap 322) |
| Crosses | Crooked Creek |
| Coordinates | 38.55658, -89.12680 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 310.4 ft (94.6 m) |
| Max Span | 83.7 ft (25.5 m) |
| Deck Width | 43.3 ft (13.2 m) |
| Deck Area | 1248.7 sq m |
| Main Spans | 4 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 4,050 (2023) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 061007500000000 |