I 90 EB over Rr

Poor Condition53 years old5,992 vehicles/day

Location

StateMontana
CountyPowell
Location4.3m W Garrison
CarriesI 90 EB
CrossesRr
Coordinates46.55673, -112.87533

Condition Ratings

Overall ConditionPoor
Deck7 (Good)
Superstructure7 (Good)
Substructure4 (Poor)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length250.0 ft (76.2 m)
Max Span86.9 ft (26.5 m)
Deck Width44.9 ft (13.7 m)
Deck Area1043.9 sq m
Main Spans3
Year Built1973

Traffic

Avg Daily Traffic5,992 (2023)
Truck Traffic18%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090170+00051

Nearby Bridges