I 15 over Prickly Pear Creek

Fair Condition57 years old5,987 vehicles/day

Location

StateMontana
CountyJefferson
Location1.2m S Clancy
CarriesI 15
CrossesPrickly Pear Creek
Coordinates46.45087, -111.98667

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure5 (Fair)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialConcrete
DesignSlab
Total Length22.6 ft (6.9 m)
Max Span20.7 ft (6.3 m)
Deck Width117.1 ft (35.7 m)
Deck Area246.3 sq m
Main Spans1
Year Built1969

Traffic

Avg Daily Traffic5,987 (2023)
Truck Traffic12%
Lanes On Bridge4

Inspection & Ownership

Last Inspection125
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00015180+08901

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