Skip Top Navigation

Project Info

    SR 18: Military Rd to Auburn Black Diamond Rd Project Map

    The End Result
    Crews will repave the on-ramp from the West Valley Highway to eastbound State Route 18, the on-and-off-ramps at C Street SW, the eastbound SR 18 bridge approaches for the bridge between SR 167 and C Street SW, and the on-and-off ramps at the Auburn-Black Diamond Road interchange.

    Project Benefits
    Safety: In addition to paving, crews will make several safety improvements, including upgrading guardrail and signing.

    Traffic Impact

    • Single lane or shoulder closures of SR 18 at night
    • Ramps will be closed for several nights
    • Total closure of eastbound SR 18 for two nights
    • Detour routes will be provided for all closures

    What is the project timeline?

    • April 2011: Project will be advertised to contractors
    • May 2011: Project is awarded to contractor
    • July 2011: Construction begins

    How can I get more information?

    Hien Trinh
    WSDOT Project Engineer

    WSDOT Communications