I 15 over Int High Ore

Fair Condition44 years old3,856 vehicles/day

Location

StateMontana
CountyJefferson
Location3.7m E Basin
CarriesI 15
CrossesInt High Ore
Coordinates46.26030, -112.19475

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length132.9 ft (40.5 m)
Max Span51.5 ft (15.7 m)
Deck Width98.1 ft (29.9 m)
Deck Area1211.0 sq m
Main Spans3
Year Built1982

Traffic

Avg Daily Traffic3,856 (2023)
Truck Traffic13%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015160+03461

Nearby Bridges