Waterfront snapshot from Friday, October 19 – Thursday, Oct. 25

Construction overview

  • No significant work occurred on the waterfront this week.
  • For a weekly update of the latest traffic closures, please visit our webpage.


Continuing work

  • Ongoing work to install underground monitoring equipment, which is a part of a comprehensive program, helps crews minimize ground movement and protect structures during tunneling. During the upcoming week, work in this program will occur:
    • 7 a.m. to 7 p.m. Monday through Friday: Crews will be working in Post Alley between Madison and Spring streets.
    • 9 a.m. to 3 p.m. Tuesday through Friday: Intermittent lane closures on Madison Street between First and Western avenues.


Upcoming events

        Seattle Sounders vs. Dallas (CenturyLink)

  • Sun., Oct. 21, 6 p.m.

        Seattle Sounders vs. Marathon (CenturyLink)

  • Wed., Oct. 24, 7 p.m.


Name the SR 99 tunnel boring machine!

In Japan, crews are finishing assembly of the tunnel boring machine, and in Washington, WSDOT is kicking off a statewide contest for kindergarten to 12th grade students to name it!


Here’s what you need to know before you submit a name:

  • Contest begins on Monday, Oct. 22. Entries are due by 5 p.m. on Tuesday, Nov. 13.
  • Contest open to kids (grades K-12) living in Washington state.
  • Name must be female and have significance to Washington state heritage, life, nature transportation or engineering.
  • Name should be creative and original and not after a living person.


On Monday, there will be more information on the webpage about how to submit, judging and winner acknowledgement.