RoadworksMinor
Construction on 405 northbound
405 at milepost 17.45
...
Monday, August 31 to the morning of Friday, September 4: Up to three lanes of northbound I-405 between milepost 17.45 and milepost 18.12 will be closed, nightly from 11:30 p.m. - 4:30 a.m.
ReportedAugust 31, 2026 at 12:00 AM PDTSeptember 4, 2026 at 04:30 AM PDT
Road
405
Source
WSDOT
Coordinates
47.66980, -122.18680
Roadworks details
Direction
N