Starting Thursday, Sept. 3, up to two lanes of southbound I-405 will close from milepost 12 to Coal Creek Parkway Southeast from 9 p.m. to 5 a.m. Friday. This follows a previous closure of northbound I-405 from Aug. 28-31.
State Route 4 will see single-lane closures weekdays from 7:30 a.m. to 5 p.m. between 50th and 42nd Avenues through Sept. 11. WSDOT warns drivers to slow down and watch for flaggers in the work zone.
The I-5 fish passage construction project will continue nightly lane reductions from Aug. 31 through Sept. 4 near Alger/Lake Samish Road. The project is expected to end on Sept. 10.