Document Library

Looking for an older neighborhood plan or a before and after study? Or maybe you're working on a research paper. We've gathered all our plans, reports, studies, manuals, and more into this document library. Here you'll find everything from our 20-year modal plans to detailed client assistance memos and much more in between.


Greg Spotts, Director
Address: 700 5th Ave, Suite 3800, Seattle, WA, 98104
Mailing Address: PO Box 34996, Seattle, WA, 98124-4996
Phone: (206) 684-7623

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The Seattle Department of Transportation (SDOT) is on a mission to deliver a transportation system that provides safe and affordable access to places and opportunities for everyone as we work to achieve our vision of Seattle as a thriving, equitable community powered by dependable transportation.