King County road crews working on road washout near Enumclaw King County Road crews plan to close four blocks of SE 456th Way for up to three weeks to repair damage from a recent washout. By Dennis Box • March 14, 2014 2:28 pm King County Road crews plan to close four blocks of SE 456th Way for up to three weeks to repair damage from a recent washout. The road was closed March 11 at 8 a.m. and the anticipated opening date is April 1.