The SR 509 Completion Project in King County is part of the Puget Sound Gateway Program, which also includes the SR 167 Completion Project in Pierce County. Together, these projects complete two of the Puget Sound region’s most critical freight corridors and improve access to I-5, the ports of Tacoma and Seattle and Seattle-Tacoma International Airport. The SR 509 Completion Project builds a new four-lane expressway between I-5 and SR 509's current end near the airport, builds new I-5 ramps...| wsdot.wa.gov
The SR 167 Completion Project in Pierce County is part of the Puget Sound Gateway Program, which also includes the SR 509 Completion Project in King County. Together these projects complete two major unfinished highways in the Puget Sound region to create new connections to Interstate 5, the ports of Tacoma and Seattle and Seattle-Tacoma International Airport. The SR 167 Completion Project constructs 6 new miles of tolled highway between Puyallup and the Port of Tacoma and builds sidewalks an...| wsdot.wa.gov
For current SR 167 and SR 509 traffic alerts, please visit our real time map.| wsdot.wa.gov