I 15 over Sep Tintinger

Fair Condition48 years old2,218 vehicles/day

Location

StateMontana
CountyCascade
Location5m S Cascade
CarriesI 15
CrossesSep Tintinger
Coordinates47.20728, -111.78150

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length125.0 ft (38.1 m)
Max Span51.5 ft (15.7 m)
Deck Width44.3 ft (13.5 m)
Deck Area514.4 sq m
Main Spans3
Year Built1978

Traffic

Avg Daily Traffic2,218 (2023)
Truck Traffic16%
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 NumberI00015249+05052

Nearby Bridges