Seattle Department of Transportation Sam Zimbabwe, Director

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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.

Citywide Plans

Move Seattle, Strategic plans, Streets and Sidewalks, ITS, Art, and more

Client Assistance Memos

Street Use Client Assistance Memos

Director's Rules & Ordinances

Administrative rules adopted according to the Administrative code.

Manuals

Right of Way, Street Trees, Traffic, and more

Modal Plans

Our 20-year plans for walking, biking, transit, and freight.

Reports & Studies

Reports on the Levy to Move Seattle, traffic, rechannelization, and more.