Ill 161 over Trib To Silver Creek
Good Condition93 years old6,650 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | 0.1 Mi E Ill 4 |
| Carries | Ill 161 |
| Crosses | Trib To Silver Creek |
| Coordinates | 38.52530, -89.79216 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 34.4 ft (10.5 m) |
| Max Span | 15.7 ft (4.8 m) |
| Deck Area | 128.1 sq m |
| Main Spans | 2 |
| Year Built | 1933 |
Traffic
| Avg Daily Traffic | 6,650 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082200800000000 |