I 90 over Sep Local Road

Fair Condition53 years old7,824 vehicles/day

Location

StateMontana
CountyMineral
Location5m E Lookout Pass
CarriesI 90
CrossesSep Local Road
Coordinates47.41906, -115.61730

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length304.5 ft (92.8 m)
Max Span102.0 ft (31.1 m)
Deck Width84.0 ft (25.6 m)
Deck Area2375.7 sq m
Main Spans3
Year Built1973 (reconstructed 2007)

Traffic

Avg Daily Traffic7,824 (2023)
Truck Traffic25%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090005+01481

Nearby Bridges