34th ST NW over Sep 34th St-i 15

Good Condition59 years old1,447 vehicles/day

Location

StateMontana
CountyCascade
Location1m W Great Falls
Carries34th ST NW
CrossesSep 34th St-i 15
Coordinates47.51726, -111.36987

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Scour CriticalNot applicable

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length247.0 ft (75.3 m)
Max Span65.0 ft (19.8 m)
Deck Width34.1 ft (10.4 m)
Deck Area783.1 sq m
Main Spans4
Year Built1967

Traffic

Avg Daily Traffic1,447 (2023)
Truck Traffic3%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection824
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL07701000+06501

Nearby Bridges