I-405 and SR 527 will have overnight lane closures from July 27-31 for construction work, according to WSDOT. The southbound I-405 will close two lanes nightly from 11 p.m. to 4 a.m. between mileposts 18.11 and 16.45. SR 527's southbound center lane will close nightly from 9 p.m. to midnight through July 30.
A collision on US 395 near Blue Creek Road caused a temporary roadway closure from 6:10 a.m. to 1:30 p.m. on July 28, with a detour in place. Other roadwork includes SR 203 paving from Duvall to Monroe, SR 96 alternating traffic, and SR 20 utility work in the Lyman Hamilton area.