I 90 over Int Lothrop
Fair Condition51 years old4,584 vehicles/day
Location
| State | Montana |
| County | Missoula |
| Location | 2.5m E Alberton |
| Carries | I 90 |
| Crosses | Int Lothrop |
| Coordinates | 46.99334, -114.44585 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Stringer/Multi-beam |
| Total Length | 143.0 ft (43.6 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 588.6 sq m |
| Main Spans | 3 |
| Year Built | 1975 |
Traffic
| Avg Daily Traffic | 4,584 (2023) |
| Truck Traffic | 20% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | I00090077+06411 |