US 191 over Armells Creek

Fair Condition63 years old655 vehicles/day

Location

StateMontana
CountyFergus
Location27m NE Roy
CarriesUS 191
CrossesArmells Creek
Coordinates47.61112, -108.69473

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length172.9 ft (52.7 m)
Max Span71.9 ft (21.9 m)
Deck Width30.8 ft (9.4 m)
Deck Area495.4 sq m
Main Spans3
Year Built1963

Traffic

Avg Daily Traffic655 (2023)
Truck Traffic6%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00061086+04811

Nearby Bridges