IRR - US 191 over Halfway Coulee

Fair Condition86 years old395 vehicles/day

Location

StateMontana
CountyPhillips
Location11m SW Malta
CarriesIRR - US 191
CrossesHalfway Coulee
Coordinates48.23422, -108.01556

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length77.1 ft (23.5 m)
Max Span19.0 ft (5.8 m)
Deck Width25.9 ft (7.9 m)
Deck Area185.7 sq m
Main Spans4
Year Built1940

Traffic

Avg Daily Traffic395 (2023)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberP00061146+00381

Nearby Bridges