I 90 over Int Bearmouth
Good Condition56 years old6,541 vehicles/day
Location
| State | Montana |
| County | Granite |
| Location | Bearmouth |
| Carries | I 90 |
| Crosses | Int Bearmouth |
| Coordinates | 46.69904, -113.43176 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 120.1 ft (36.6 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 40.7 ft (12.4 m) |
| Deck Area | 453.8 sq m |
| Main Spans | 3 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 6,541 (2023) |
| Truck Traffic | 18% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090138+00852 |