Tr 231 over Negro Creek
Good Condition41 years old25 vehicles/day
Location
| State | Illinois |
| County | Warren |
| Location | Sw-6-t8nr1w |
| Carries | Tr 231 |
| Crosses | Negro Creek |
| Coordinates | 40.70821, -90.55604 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 91.9 ft (28 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 204.4 sq m |
| Main Spans | 3 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 25 (2016) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 125 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 094401600000000 |