Advisories/Updates

  • Watch us make history

    If you haven’t seen the SR 99 tunnel's south-end work zone lately, you should. The progress our crews are making to the west of Seattle’s stadiums is jaw-dropping, and it’s worth taking a look.

    If you want to experience tunnel construction in person, the best viewing area is on the bicycle/pedestrian path to the west of the construction zone, between South King and South Atlantic streets. We’ve posted a series of informational signs on the fence along the … more

Click for a live view of our construction camera