Ch-20 over Creek
Good Condition37 years old500 vehicles/day
Location
| State | Illinois |
| County | Marion |
| Location | 1 Mi N Salem |
| Carries | Ch-20 |
| Crosses | Creek |
| Coordinates | 38.66407, -88.92493 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 41.3 ft (12.6 m) |
| Max Span | 38.1 ft (11.6 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 108.4 sq m |
| Main Spans | 1 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 500 (2022) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 061324900000000 |