S 2 over E Three Forks Int I 90

Fair Condition16 years old100 vehicles/day

Location

StateMontana
CountyGallatin
LocationThree Forks
CarriesS 2
CrossesE Three Forks Int I 90
Coordinates45.90164, -111.53436

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length227.7 ft (69.4 m)
Max Span67.9 ft (20.7 m)
Deck Width41.3 ft (12.6 m)
Deck Area874.4 sq m
Main Spans4
Year Built2010

Traffic

Avg Daily Traffic100 (2025)
Truck Traffic3%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00013097+03301

Nearby Bridges