I 90 over Yellowstone River

Fair Condition65 years old5,423 vehicles/day

Location

StateMontana
CountyStillwater
Location5.6m E Reedpoint
CarriesI 90
CrossesYellowstone River
Coordinates45.68254, -109.43174

Condition Ratings

Overall ConditionFair
Deck5 (Fair)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway6 (Satisfactory)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialSteel Continuous
DesignGirder and Floorbeam
Total Length557.7 ft (170 m)
Max Span154.9 ft (47.2 m)
Deck Width31.8 ft (9.7 m)
Deck Area1,649 sq m
Main Spans4
Year Built1961 (reconstructed 2014)

Traffic

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

Inspection & Ownership

Last Inspection823
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure NumberI00090398+00811

Nearby Bridges

I 90 over Yellowstone River 0.0 mi Fair I 90 over Rr 0.4 mi Fair I 90 over Rr 0.4 mi Fair I 90 over Int Exit 396 1.0 mi Fair Old US 10 over Coulee Creek 023 1.6 mi Fair Old US 10 over Berry Creek 024 2.2 mi Fair I 90 over Berry Creek 2.2 mi Good I 90 over Berry Creek 2.2 mi Good I 90 over Int Springtime 2.4 mi Fair I 90 over Int Springtime 2.4 mi Fair