SR 522 Closure to Snarl Woodinville Commutes This Weekend

Overlapping construction projects on major highways will slow travel regionwide

Published on Feb. 26, 2026

Drivers in Woodinville should brace for heavy congestion on westbound SR 522 this weekend as a full closure near the I-405 interchange in Bothell pushes detour traffic through the area. From late Friday night through early Monday, overlapping construction on SR 522, I-405, I-5, and SR 99 will slow travel regionwide, so officials urge checking conditions, using transit, and allowing extra time.

Why it matters

The SR 522 closure is expected to significantly impact commutes and traffic flow in the Woodinville area, as drivers are forced to take detours through the city. This highlights the broader regional transportation challenges posed by multiple construction projects happening concurrently on major highways.

The details

The full closure of SR 522 near the I-405 interchange in Bothell will push detour traffic through Woodinville. This overlaps with other construction projects on I-405, I-5, and SR 99, resulting in widespread travel delays across the region from late Friday night through early Monday morning.

  • The SR 522 closure will be in effect from late Friday night through early Monday morning.

The players

SR 522

A major state highway that runs through Woodinville and connects the city to the broader Seattle metropolitan area.

Got photos? Submit your photos here. ›

What’s next

Drivers in Woodinville and the surrounding region are advised to check traffic conditions, consider using public transportation, and allow extra time for their commutes during the closure.

The takeaway

The upcoming SR 522 closure highlights the ongoing transportation challenges facing the Woodinville area and the broader Seattle region, as multiple construction projects converge to create significant traffic disruptions. This underscores the need for coordinated infrastructure planning and investment to maintain mobility and accessibility for residents and businesses.