I-5 northbound will have intermittent lane closures between mileposts 59 and 60 on July 29-30, with the Exit 59 on-ramp closed and a detour to Exit 60. The left lane will close for about five minutes at a time.
SR 527 will have its center lane closed nightly from July 27-30 between 214th Street and the I-405 off-ramp. I-405 southbound will have up to two lanes closed nightly from July 27-31 between mileposts 18. 11 and 16. 45, from 11 p.m. to 4 a.m.