Tr 285 over Big Slough
Good Condition7 years old50 vehicles/day
Location
| State | Illinois |
| County | Lawrence |
| Location | 1 Mi. SW St. Francis |
| Carries | Tr 285 |
| Crosses | Big Slough |
| Coordinates | 38.57186, -87.66821 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 68.2 ft (20.8 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 28.2 ft (8.6 m) |
| Deck Area | 178.9 sq m |
| Main Spans | 1 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 50 (2022) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 122 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 051330500000000 |