S Frontage RD over Hogan`s Slough

Fair Condition68 years old2,349 vehicles/day

Location

StateMontana
CountyYellowstone
LocationBillings-s Frontage RD
CarriesS Frontage RD
CrossesHogan`s Slough
Coordinates45.74820, -108.57017

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length84.0 ft (25.6 m)
Max Span41.0 ft (12.5 m)
Deck Width29.9 ft (9.1 m)
Deck Area233.0 sq m
Main Spans2
Year Built1958

Traffic

Avg Daily Traffic2,349 (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 NumberU01011000+09321

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