I 94 over Bighorn River

Fair Condition48 years old2,613 vehicles/day

Location

StateMontana
CountyYellowstone
Location0.6m W Bighorn
CarriesI 94
CrossesBighorn River
Coordinates46.14400, -107.46362

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length570.5 ft (173.9 m)
Max Span197.8 ft (60.3 m)
Deck Width45.6 ft (13.9 m)
Deck Area2417.2 sq m
Main Spans4
Year Built1978

Traffic

Avg Daily Traffic2,613 (2023)
Truck Traffic24%
Lanes On Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00094052+01482

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