US 93 over Int Desmet I 90

Fair Condition31 years old5,175 vehicles/day

Location

StateMontana
CountyMissoula
Location5m NW Missoula
CarriesUS 93
CrossesInt Desmet I 90
Coordinates46.95145, -114.13137

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure8 (Very Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length347.8 ft (106 m)
Max Span86.9 ft (26.5 m)
Deck Width39.0 ft (11.9 m)
Deck Area1261.4 sq m
Main Spans4
Year Built1995

Traffic

Avg Daily Traffic5,175 (2023)
Truck Traffic4%
Lanes On Bridge2
Lanes Under Bridge5

Inspection & Ownership

Last Inspection624
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00005000+00002

Nearby Bridges