I 15 over Pondera Canal

Good Condition54 years old1,510 vehicles/day

Location

StateMontana
CountyPondera
Location9m N Conrad
CarriesI 15
CrossesPondera Canal
Coordinates48.30065, -111.93641

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length71.9 ft (21.9 m)
Max Span69.9 ft (21.3 m)
Deck Width44.3 ft (13.5 m)
Deck Area295.6 sq m
Main Spans1
Year Built1972

Traffic

Avg Daily Traffic1,510 (2023)
Truck Traffic28%
Lanes On Bridge2

Inspection & Ownership

Last Inspection224
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015347+08142

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