S 297 over Deadman`s Basin Canal

Fair Condition67 years old79 vehicles/day

Location

StateMontana
CountyWheatland
Location1m N Shawmut
CarriesS 297
CrossesDeadman`s Basin Canal
Coordinates46.35840, -109.52812

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length58.1 ft (17.7 m)
Max Span19.0 ft (5.8 m)
Deck Width25.9 ft (7.9 m)
Deck Area139.8 sq m
Main Spans3
Year Built1959

Traffic

Avg Daily Traffic79 (2023)
Truck Traffic1%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2024
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberS00297000+09001

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