IRR - US 191 over Alkali Creek

Fair Condition32 years old456 vehicles/day

Location

StateMontana
CountyPhillips
Location7m SW Malta
CarriesIRR - US 191
CrossesAlkali Creek
Coordinates48.26806, -107.96644

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length183.1 ft (55.8 m)
Max Span75.1 ft (22.9 m)
Deck Width38.4 ft (11.7 m)
Deck Area652.9 sq m
Main Spans3
Year Built1994

Traffic

Avg Daily Traffic456 (2023)
Truck Traffic8%
Lanes On Bridge2

Inspection & Ownership

Last Inspection324
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00061149+03931

Nearby Bridges