Tr 339 over Mount Branch
Fair Condition47 years old200 vehicles/day
Location
| State | Illinois |
| County | Clark |
| Location | 2.0 Mi NW Moriah |
| Carries | Tr 339 |
| Crosses | Mount Branch |
| Coordinates | 39.23299, -87.97484 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 40.0 ft (12.2 m) |
| Max Span | 39.0 ft (11.9 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 97.6 sq m |
| Main Spans | 1 |
| Year Built | 1979 |
Traffic
| Avg Daily Traffic | 200 (2021) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 012321000000000 |