RoadworksMinor

Construction on 405 southbound

405 at milepost 13.4

...

Up to four lanes of southbound I-405 from milepost 13.4 to milepost 11.4 will be closed nightly, 8 p.m. Monday, Aug. 31 – 5 a.m. Thursday, Sept. 3.

ReportedAugust 31, 2026 at 12:00 AM PDTSeptember 3, 2026 at 05:00 AM PDT

Road

405

Source

WSDOT

Coordinates

47.61135, -122.18876

Roadworks details

Direction