I 15 over Sep 5th AVE SW

Good Condition59 years old5,254 vehicles/day

Location

StateMontana
CountyCascade
LocationGreat Falls
CarriesI 15
CrossesSep 5th AVE SW
Coordinates47.50117, -111.34277

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure8 (Very 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 Width39.0 ft (11.9 m)
Deck Area453.4 sq m
Main Spans3
Year Built1967

Traffic

Avg Daily Traffic5,254 (2023)
Truck Traffic9%
Lanes On Bridge2
Lanes Under Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015280+00941

Nearby Bridges