US 97 over Okanogan River

Fair Condition75 years old3,349 vehicles/day

Location

StateWashington
CountyOkanogan
Location15.6 N Jct SR 20
CarriesUS 97
CrossesOkanogan River
Coordinates48.92039, -119.42058

Condition Ratings

Overall ConditionFair
Deck7 (Good)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical5 — Stable for scour

Physical Characteristics

MaterialConcrete Continuous
DesignTee Beam
Total Length381.9 ft (116.4 m)
Max Span69.9 ft (21.3 m)
Deck Width33.5 ft (10.2 m)
Deck Area1187.3 sq m
Main Spans7
Year Built1951

Traffic

Avg Daily Traffic3,349 (2023)
Truck Traffic11%
Lanes On Bridge2

Inspection & Ownership

Last Inspection323
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0003897A0000000

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