WSDOT - Contract Ad and Award - Project Information

I-405, NE 132nd Street Interchange Project


  • Contract Number: 9573
  • Interested Parties List:
    If you are interested in participating in this project, add your firm to our email list to receive future notices about this project.
  • For additional information on this project, please direct your inquiries to the Project Engineer:
    Evelyn Pao, P.E.
    Phone: (425) 495-1577

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  • Q&A1 (pdf 195 kb) - Posted 3/19/21
  • Q&A2 (pdf 184 kb) - Posted 4/2/2021

RFP Addenda

Request for Proposal

Voluntary Proposers Meeting

Procurement Update

Short Listed Submitters

Submitters List


MSVWBE Information Meeting


RFQ Addenda


  • Q&A1 (pdf 86 kb) - Posted 10/9/2020
  • Q&A2 (pdf 88 kb) - Posted 10/15/2020

Request for Qualifications

Voluntary Submitters Meeting

Project Information Available

Last Updated: April 9, 2021