Westridge RD over Int Bullhead Rd-i 15 008

Fair Condition50 years old100 vehicles/day

Location

StateMontana
CountyPondera
Location9m SW Shelby
CarriesWestridge RD
CrossesInt Bullhead Rd-i 15 008
Coordinates48.36511, -111.93574

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length288.1 ft (87.8 m)
Max Span101.4 ft (30.9 m)
Deck Width34.1 ft (10.4 m)
Deck Area913.1 sq m
Main Spans4
Year Built1976

Traffic

Avg Daily Traffic100 (2025)
Truck Traffic3%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last InspectionDecember 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL37115000+05001

Nearby Bridges