Notes
WSDOT presentation by SR 509 Project Manager Susan Everett, PE, delivered to the Highline Forum on November 18, 2020, covering the Puget Sound Gateway Program SR 509 Completion Project in King County. Document describes the two-project program comprising SR 167 in Pierce County and SR 509 in King County, with goals including improved freight mobility to the ports of Seattle and Tacoma, a new south access point to Sea-Tac Airport, alternatives to I-5, reduced local road congestion, and sustainable congestion management through tolling.