Thorning Loop over Rye Creek 064
Fair Condition51 years old100 vehicles/day
Location
| State | Montana |
| County | Ravalli |
| Location | 4m S Darby |
| Carries | Thorning Loop |
| Crosses | Rye Creek 064 |
| Coordinates | 45.96469, -114.12713 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 2 — Bridge closed (monitoring) |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 41.0 ft (12.5 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 21.7 ft (6.6 m) |
| Deck Area | 82.5 sq m |
| Main Spans | 2 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | L41619000+06001 |