Continental DR over Sep I 15
Fair Condition63 years old5,500 vehicles/day
Location
| State | Montana |
| County | Silver Bow |
| Location | Butte-continental DR |
| Carries | Continental DR |
| Crosses | Sep I 15 |
| Coordinates | 45.98124, -112.48717 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 265.7 ft (81 m) |
| Max Span | 78.1 ft (23.8 m) |
| Deck Width | 36.4 ft (11.1 m) |
| Deck Area | 899.1 sq m |
| Main Spans | 1 |
| Year Built | 1963 |
Traffic
| Avg Daily Traffic | 5,500 (2023) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 5 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | U01807003+09761 |