• Study

SR 512 Corridor Study

Planning study news

WSDOT is conducting a study of State Route 512 between Lakewood and Puyallup in Pierce County. The study will develop near-, mid- and long-term alternatives to improve operations, safety and mobility for all users.

Summer 2022 - Spring 2023
In progress


SR 512 is an important east-west link through Pierce County that connects the cities of Lakewood and Puyallup. This highway provides a vital connection between Interstate 5 and SR 167 for residents, businesses and visitors. The study will identify potential roadway improvements and focus on safety, access and improving travel times using the Practical Solutions approach. Recommendations published in the study report will be used to pursue future funding for highway design and construction improvements.

A study area map of SR 512 from I-5 in Lakewood to SR 167 in Sumner.