Tr 31 over Cottonwood Creek
Good Condition35 years old50 vehicles/day
Location
| State | Illinois |
| County | Cumberland |
| Location | 2.5 Mi SE Janesville |
| Carries | Tr 31 |
| Crosses | Cottonwood Creek |
| Coordinates | 39.36035, -88.21796 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 61.4 ft (18.7 m) |
| Max Span | 59.1 ft (18 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 158.9 sq m |
| Main Spans | 1 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 50 (2021) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 48 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 018316100000000 |