Tr 31 over Six Mile Creek
Good Condition37 years old50 vehicles/day
Location
| State | Illinois |
| County | Jackson |
| Location | 1 Mi E Of Dowell |
| Carries | Tr 31 |
| Crosses | Six Mile Creek |
| Coordinates | 37.93559, -89.21909 |
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 | 65.3 ft (19.9 m) |
| Max Span | 62.7 ft (19.1 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 147.3 sq m |
| Main Spans | 1 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 50 (2022) |
| Truck Traffic | 22% |
| 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 | 039319200000000 |