I 90 Westbound over Int Whitehall
Fair Condition60 years old5,175 vehicles/day
Location
| State | Montana |
| County | Jefferson |
| Location | Whitehall |
| Carries | I 90 Westbound |
| Crosses | Int Whitehall |
| Coordinates | 45.87789, -112.10207 |
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 | 128.9 ft (39.3 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 39.7 ft (12.1 m) |
| Deck Area | 475.5 sq m |
| Main Spans | 3 |
| Year Built | 1966 |
Traffic
| Avg Daily Traffic | 5,175 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090249+00262 |