I 15 over Int Trask-lowland RD

Good Condition50 years old1,576 vehicles/day

Location

StateMontana
CountyJefferson
Location8m N Butte
CarriesI 15
CrossesInt Trask-lowland RD
Coordinates46.10231, -112.41580

Condition Ratings

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

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length128.0 ft (39 m)
Max Span65.0 ft (19.8 m)
Deck Width44.6 ft (13.6 m)
Deck Area530.4 sq m
Main Spans3
Year Built1976

Traffic

Avg Daily Traffic1,576 (2023)
Truck Traffic16%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015138+06602

Nearby Bridges

I 15 over Int Trask-lowland RD 0.0 mi Good I 15 over Sep Sawmill Gulch 1.9 mi Fair I 15 over Sep Sawmill Gulch 1.9 mi Fair E Elk Park RD over Bison Creek 016 3.8 mi Poor I 15 over Sep Elk Park-e Elk Park 4.6 mi Fair I 15 over Int Woodville 4.6 mi Fair I 15 over Sep Elk Park-e Elk Park 4.6 mi Fair I 15 over Int Woodville 4.6 mi Fair