Tr-430 over Trib Seven Mile Ck
Good Condition32 years old175 vehicles/day
Location
| State | Illinois |
| County | Jefferson |
| Location | 3 Mi NW Opdyke |
| Carries | Tr-430 |
| Crosses | Trib Seven Mile Ck |
| Coordinates | 38.29855, -88.81355 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 5 (Fair) |
| Culvert | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 23.3 ft (7.1 m) |
| Max Span | 10.8 ft (3.3 m) |
| Deck Area | 39.0 sq m |
| Main Spans | 2 |
| Year Built | 1994 |
Traffic
| Avg Daily Traffic | 175 (2021) |
| Truck Traffic | 14% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 041505300000000 |