I 90 over Bridger Creek

Fair Condition54 years old5,423 vehicles/day

Location

StateMontana
CountySweet Grass
Location6.8m E Greycliff
CarriesI 90
CrossesBridger Creek
Coordinates45.73114, -109.68195

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length169.0 ft (51.5 m)
Max Span66.9 ft (20.4 m)
Deck Width44.3 ft (13.5 m)
Deck Area695.2 sq m
Main Spans3
Year Built1972

Traffic

Avg Daily Traffic5,423 (2023)
Truck Traffic20%
Lanes On Bridge2

Inspection & Ownership

Last InspectionOctober 2023
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090384+07421

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