I 90 over Sep Local Road

Fair Condition53 years old7,824 vehicles/day

Location

StateMontana
CountyMineral
Location1.9m E Lookout Pass
CarriesI 90
CrossesSep Local Road
Coordinates47.43435, -115.67303

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length157.5 ft (48 m)
Max Span56.1 ft (17.1 m)
Deck Width88.3 ft (26.9 m)
Deck Area1291.2 sq m
Main Spans3
Year Built1973 (reconstructed 2007)

Traffic

Avg Daily Traffic7,824 (2023)
Truck Traffic25%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090001+09821

Nearby Bridges