US 310 over Rr
Fair Condition12 years old12,394 vehicles/day
Location
| State | Montana |
| County | Yellowstone |
| Location | 1m S Laurel |
| Carries | US 310 |
| Crosses | Rr |
| Coordinates | 45.64178, -108.76059 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 379.9 ft (115.8 m) |
| Max Span | 138.5 ft (42.2 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 1551.7 sq m |
| Main Spans | 3 |
| Year Built | 2014 |
Traffic
| Avg Daily Traffic | 12,394 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | P00004052+06201 |