Tr 231 over Unnammed Trib
Good Condition30 years old50 vehicles/day
Location
| State | Illinois |
| County | Iroquois |
| Location | Sec 29 T26n R10e 3rd |
| Carries | Tr 231 |
| Crosses | Unnammed Trib |
| Coordinates | 40.69896, -88.09006 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Channel Beam |
| Total Length | 86.9 ft (26.5 m) |
| Max Span | 28.2 ft (8.6 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 212 sq m |
| Main Spans | 3 |
| Year Built | 1996 |
Traffic
| Avg Daily Traffic | 50 (2022) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 822 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 038535400000000 |