RoadworksMinor
Construction on 405 southbound
405
...
The southbound I-405 HOV off-ramp to northbound I-5 will be closed nightly, 9 p.m. Wednesday, Sept. 2 – 4:15 a.m. Friday, Sept. 4. A signed detour will be in place.
ReportedSeptember 2, 2026 at 12:00 AM PDTSeptember 4, 2026 at 04:15 AM PDT
Road
405
Source
WSDOT
Coordinates
47.46268, -122.26614
Roadworks details
Direction
S