US HWY 91 N over Pondera Canal 081

Fair Condition95 years old511 vehicles/day

Location

StateMontana
CountyPondera
Location8m N Conrad
CarriesUS HWY 91 N
CrossesPondera Canal 081
Coordinates48.29386, -111.94759

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignTee Beam
Total Length65.9 ft (20.1 m)
Max Span31.5 ft (9.6 m)
Deck Width31.2 ft (9.5 m)
Deck Area190.9 sq m
Main Spans2
Year Built1931 (reconstructed 1951)

Traffic

Avg Daily Traffic511 (2023)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last InspectionNovember 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL37302008+00001

Nearby Bridges