I 90 over Sep Milwaukee Avenue

Fair Condition65 years old4,371 vehicles/day

Location

StateMontana
CountyPowell
LocationDeer Lodge
CarriesI 90
CrossesSep Milwaukee Avenue
Coordinates46.39735, -112.71760

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length118.1 ft (36 m)
Max Span45.9 ft (14 m)
Deck Width46.9 ft (14.3 m)
Deck Area514.8 sq m
Main Spans3
Year Built1961

Traffic

Avg Daily Traffic4,371 (2023)
Truck Traffic24%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090185+10121

Nearby Bridges