I 90 over Int Pipestone

Good Condition60 years old4,650 vehicles/day

Location

StateMontana
CountyJefferson
Location6.8m W Whitehall
CarriesI 90
CrossesInt Pipestone
Coordinates45.90556, -112.24266

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length124.7 ft (38 m)
Max Span44.9 ft (13.7 m)
Deck Width39.4 ft (12 m)
Deck Area456 sq m
Main Spans3
Year Built1966

Traffic

Avg Daily Traffic4,650 (2023)
Truck Traffic24%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection124
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090241+09762

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