Project updates

Learn about where and when construction is happening throughout the ST district.

Project updates

Full road closure of 46th Ave W

As early as Monday, Feb. 24, Sound Transit’s contractor will be working on storm drainage on 46th Ave W during the day. This will require the closure of 46th Ave W south of 200th St SW.

Center lane closure on 44th Ave W

As early as Thursday, Feb. 20, Sound Transit’s contractor will continue median landscaping work on 44th Ave W. This work will require crews to close the center lane on southbound 44th Ave W, north of 200th St SW.  The left-turn lane will be closed, so we will provide a detour for eastbound…

Recap: Ballard Link Extension scoping comment period

Late last year, we concluded the National Environmental Policy Act (NEPA) scoping comment period for the Ballard Link Extension (BLE). The 45-day scoping comment period occurred from Oct. 24 to Dec. 9, 2024.During the scoping period, we sought feedback on the Purpose and Need, alternatives, and…

Center lane closure on 200th St SW

As early as Wednesday, Feb. 19, Sound Transit’s contractor will continue landscaping work on 200th St SW. Crews will close the center lane on 200th St SW between 48th Ave W and 46th Ave W. One lane going each direction will remain open. The contractor has received a temporary noise variance to…

Signal work at NE 175th St

On the morning of Saturday, Feb. 15, Sound Transit will close westbound NE 175th St between 5th Ave NE and the northbound I-5 on-ramp intersection for signal work. The contractor has received a temporary noise variance for this work. 

Thank you for your comments!

The Draft Environmental Impact Statement (EIS) comment period for the Tacoma Dome Link Extension (TDLE) is now closed. Thank you for reviewing and providing comments on the Draft EIS. Next, we will review all comments and give a summary to the Sound Transit Board and the public. The Board will…

Nightly closures at SR 104 interchange

As early as Monday, Feb. 10, Sound Transit’s contractor will begin utility work and buffer installation at the SR 104 interchange. This work will require periodic nightly closures of the off-ramp to eastbound SR 104, the off-ramp to westbound SR 104, and the I-5 on-ramp from eastbound SR 104. The…

Nightly full road closure of 46th Ave W

As early as Wednesday, Feb. 12, Sound Transit’s contractor will be working on storm drainage on 46th Ave W. This will require the closure of 46th Ave W south of 200th St SW.

Auger cast pile drilling starts at the Kent parking garage construction site

Starting Feb. 11, Sound Transit's contractor will start preparation for conducting pile drilling at the Kent parking garage construction site. This work will involve drilling auger cast piles at the site. It could take up to 10 weeks during regular permitted work hours.  

New roundabout opening at 23rd Avenue S and S 317th Street

A new roundabout will open at the intersection of 23rd Avenue S and S 317th Street. The new roundabout will be open to vehicles and pedestrian access. We appreciate your patience as crew members work to make the new roundabout functional for travel.