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Public Transportation Library


The Public Transportation section of the WSDOT website provides information about statewide transit services, including commuter, light rail systems and special needs transportation. It also contains information about transit agencies and organizations that support other efforts to make our transportation system work efficiently, like vanpools, carpools, telework, compressed work weeks and flexible work schedules.

Links to the documents on this page are available on other Public Transportation pages and consolidated here for ease of use.

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Construction Traffic Mitigation

    Previous versions of the Alaskan Way Viaduct Construction Traffic Mitigation Demand Management performance reports—along with similar reports for I-405 and I-90—are available on request. Here is the most recent version:
    • Volume 21 (fall 2016-spring 2017) (pdf 734 kb)
    • Volume 22 (spring 2017-fall 2017) (pdf 2.2 mb)