I 15 over Sep Lump Gulch Road

Fair Condition57 years old3,787 vehicles/day

Location

StateMontana
CountyJefferson
Location0.6m N Clancy
CarriesI 15
CrossesSep Lump Gulch Road
Coordinates46.47711, -111.97823

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete Continuous
DesignSlab
Total Length78.1 ft (23.8 m)
Max Span30.5 ft (9.3 m)
Deck Width40.0 ft (12.2 m)
Deck Area290.4 sq m
Main Spans3
Year Built1969

Traffic

Avg Daily Traffic3,787 (2023)
Truck Traffic10%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015182+07382

Nearby Bridges