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This open house was active from Feb 11-27, 2022. Information on this website may no longer be current. Email us for more information.


Dates are estimates and subject to change.

  • Stage 1

    March-May 2022

    Construction along the west side of Cornelius Pass Road.

  • Stage 2, Phase 1

    June 2022-August 2023

    Construction along east side of Cornelius Pass Road. Willamette Water Supply pipeline installation. Construction of dedicated right-turn lane on Tualatin Valley Highway.

  • Stage 2, Phase 2

    July-August 2023

    Installation of a section of waterline across Cornelius Pass Road.

  • Stage 3

    August-December 2023

    Final construction.