S 529-clear CR RD over Milk River

Poor Condition59 years old256 vehicles/day

Location

StateMontana
CountyBlaine
Location1m W Chinook
CarriesS 529-clear CR RD
CrossesMilk River
Coordinates48.57972, -109.25640

Condition Ratings

Overall ConditionPoor
Deck4 (Poor)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length216.9 ft (66.1 m)
Max Span71.5 ft (21.8 m)
Deck Width35.1 ft (10.7 m)
Deck Area707.3 sq m
Main Spans3
Year Built1967

Traffic

Avg Daily Traffic256 (2023)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberS00529001+00001

Nearby Bridges