I-90 over Cle Elum River

Fair Condition77 years old17,089 vehicles/day

Location

StateWashington
CountyKittitas
Location26.0 E Jct SR 906
CarriesI-90
CrossesCle Elum River
Coordinates47.18450, -121.00489

Condition Ratings

Overall ConditionFair
Deck6 (Satisfactory)
Superstructure6 (Satisfactory)
Substructure6 (Satisfactory)
Channel/Waterway8 (Very Good)
Scour Critical3 — Scour critical

Physical Characteristics

MaterialSteel
DesignTruss - Thru
Total Length296.9 ft (90.5 m)
Max Span220.1 ft (67.1 m)
Deck Width34.1 ft (10.4 m)
Deck Area941.2 sq m
Main Spans1
Year Built1949

Traffic

Avg Daily Traffic17,089 (2023)
Truck Traffic23%
Lanes On Bridge2

Inspection & Ownership

Last Inspection924
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number0003527A0000000

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