Bishop Creek RD over Shonkin Creek 016

Fair Condition96 years old100 vehicles/day

Location

StateMontana
CountyChouteau
Location8m S Shonkin
CarriesBishop Creek RD
CrossesShonkin Creek 016
Coordinates47.54219, -110.54678

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 Length24.9 ft (7.6 m)
Max Span23.6 ft (7.2 m)
Deck Width20.0 ft (6.1 m)
Deck Area46.4 sq m
Main Spans1
Year Built1930 (reconstructed 1974)

Traffic

Avg Daily Traffic100 (2025)
Truck Traffic3%
Lanes On Bridge2

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerCounty Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberL08235000+01001