US 12 over Rr
Fair Condition77 years old1,416 vehicles/day
Location
| State | Montana |
| County | Powell |
| Location | Garrison |
| Carries | US 12 |
| Crosses | Rr |
| Coordinates | 46.52442, -112.79839 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 203.7 ft (62.1 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 35.1 ft (10.7 m) |
| Deck Area | 664.5 sq m |
| Main Spans | 3 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 1,416 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00088000+06091 |