The field chairman for this weekend’s NWRRC ASFA trials asked me to please post this travel advisory:

DRIVER ALERT: All lanes on I-405 between Maple Valley Highway and SR 167 will be closed in both directions beginning 2 a.m. Saturday, July 10 until 11 a.m. July 11. Drivers are advised to take alternate routes and expect additional congestion on I-5, I-90, SR 520, and SR 167.