Tahoma High School football star Amandré Williams practices with his dad, Tyrone, at Ravensdale Park Saturday. The park will be open for a limited schedule starting Feb. 2.
The grand opening is planned for the spring.
Council members hope the increased presence of officials will deter break-ins at trailheads.
Cedar Hills Regional Landfill, which is the only active landfill in King County, is set to close in about 2040.
Both directions of traffic will be closed around the clock until June 4.