WSDOT Travel Advisory: SR 530 traffic to alternate on North Fork Stillaguamish River bridge near Oso April 30 for maintenance

Washington State Department of Transportation

Northwest Region – 15700 Dayton Ave N - Shoreline, WA 98106 – 206-440-4000

TRAVEL ADVISORY
April 28, 2026

Contact:    Lauren Padgett, communications, 425-563-8207 (mobile)

SR 530 traffic to alternate on North Fork Stillaguamish River bridge near Oso April 30 for maintenance

OSO – State Route 530/Arlington-Darrington Road traffic will alternate with flaggers on the North Fork Stillaguamish River bridge (milepost 28) from 7 a.m. to 2 p.m. Thursday, April 30, west of Oso for maintenance.

This lane closure will allow Washington State Department of Transportation bridge maintenance crews to safely perform inspections. People traveling in the area should expect delays.

People can receive real-time roadway information via the WSDOT mobile app or the real-time travel map.

Hyperlinks within the release:

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WSDOT keeps people, businesses and the economy moving by operating and improving the state's transportation systems. To learn more about what we're doing, go to www.wsdot.wa.gov/news for pictures, videos, news and blogs. Real time traffic information is available at wsdot.com/traffic.