information from the City of Burien
Update Jan 24.
SW 172nd St/Sylvester Rd has been reopened to one-way traffic. Flaggers are on site to direct traffic. The road will be fully open later today.
Original post
The City of Burien has established a plan to clear the landslide from SW 172nd St/Sylvester Rd. At this time, it is estimated the road will re-open by Monday, January 24. Several loads of material were removed from the site Friday. A small wall was set to be constructed Saturday.