US 287 over Rr
Fair Condition76 years old1,227 vehicles/day
Location
| State | Montana |
| County | Gallatin |
| Location | 11m SW Three Forks |
| Carries | US 287 |
| Crosses | Rr |
| Coordinates | 45.79481, -111.75345 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 374.0 ft (114 m) |
| Max Span | 54.1 ft (16.5 m) |
| Deck Width | 29.5 ft (9 m) |
| Deck Area | 1,026 sq m |
| Main Spans | 8 |
| Year Built | 1950 |
Traffic
| Avg Daily Traffic | 1,227 (2023) |
| Truck Traffic | 13% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00013082+04411 |