Il 29 over Salt Creek
Fair Condition24 years old2,000 vehicles/day
Location
| State | Illinois |
| County | Mason |
| Location | Mason Menard Co Line |
| Carries | Il 29 |
| Crosses | Salt Creek |
| Coordinates | 40.13541, -89.73571 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1341.9 ft (409 m) |
| Max Span | 240.2 ft (73.2 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 4376.3 sq m |
| Main Spans | 3 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 2,000 (2023) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 065050100000000 |