Il 4 over N Trib To Silver Crk
Good Condition31 years old7,800 vehicles/day
Location
| State | Illinois |
| County | St. Clair |
| Location | N Leg Of Il 4/il 161 |
| Carries | Il 4 |
| Crosses | N Trib To Silver Crk |
| Coordinates | 38.52561, -89.79316 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 36.4 ft (11.1 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Area | 196.5 sq m |
| Main Spans | 3 |
| Year Built | 1995 |
Traffic
| Avg Daily Traffic | 7,800 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 082203300000000 |