S 544 over Little Powder River

Fair Condition52 years old139 vehicles/day

Location

StateMontana
CountyPowder River
LocationBiddle
CarriesS 544
CrossesLittle Powder River
Coordinates45.10494, -105.33075

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length183.1 ft (55.8 m)
Max Span90.9 ft (27.7 m)
Deck Width34.4 ft (10.5 m)
Deck Area585.9 sq m
Main Spans2
Year Built1974

Traffic

Avg Daily Traffic139 (2023)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last InspectionDecember 2024
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberS00544000+03001