US 87 over Elk Creek

Fair Condition74 years old930 vehicles/day

Location

StateMontana
CountyFergus
Location5m SE Grass Range
CarriesUS 87
CrossesElk Creek
Coordinates46.95303, -108.74991

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure5 (Fair)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialWood or Timber
DesignStringer/Multi-beam
Total Length57.4 ft (17.5 m)
Max Span19.0 ft (5.8 m)
Deck Width32.2 ft (9.8 m)
Deck Area171.5 sq m
Main Spans3
Year Built1952

Traffic

Avg Daily Traffic930 (2023)
Truck Traffic11%
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 NumberP00061038+04561

Nearby Bridges