IRR - S 358 over Two Medicine River

Poor Condition58 years old243 vehicles/day

Location

StateMontana
CountyPondera
Location12m S Cut Bank
CarriesIRR - S 358
CrossesTwo Medicine River
Coordinates48.47221, -112.35840

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length317.9 ft (96.9 m)
Max Span65.0 ft (19.8 m)
Deck Width35.8 ft (10.9 m)
Deck Area1056.2 sq m
Main Spans5
Year Built1968

Traffic

Avg Daily Traffic243 (2023)
Truck Traffic9%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberS00358016+08321