I 15 over Int Grasshopper Creek
Fair Condition38 years old2,239 vehicles/day
Location
| State | Montana |
| County | Beaverhead |
| Location | 8m N Clark Canyon Dam |
| Carries | I 15 |
| Crosses | Int Grasshopper Creek |
| Coordinates | 45.09803, -112.77848 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 125.0 ft (38.1 m) |
| Max Span | 51.2 ft (15.6 m) |
| Deck Width | 65.0 ft (19.8 m) |
| Deck Area | 754.4 sq m |
| Main Spans | 3 |
| Year Built | 1988 |
Traffic
| Avg Daily Traffic | 2,239 (2023) |
| Truck Traffic | 24% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00015052+06212 |