Project updates

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

Project updates

Project update

The Crosslake Connection opens March 28

The moment the region has been waiting for is officially just weeks away: the Crosslake Connection opens Saturday, March 28!

Project update

Temporary lane closure on 41st Ave NE near intersection with Bothell Way NE

From Monday, Jan. 26 through Tuesday, Jan. 27, Sound Transit will temporarily close a portion of northbound 41st Ave NE near the intersection with Bothell Way NE for geotechnical work needed for construction. Flaggers will direct traffic…

Project update

Westbound closure on S 272nd Street

Beginning on Jan. 23, Sound Transit’s contractors will close westbound S 272nd St, between Pacific Highway S and S Star Lake Rd, for approximately four days. This closure will accommodate completing light pole foundation and…

Project update

Increased noise due to on-site demolition work with weekend work expected

Starting on Wednesday, Jan. 14, Sound Transit’s contractor will begin on-site demolition work at the Sumner garage construction site. This work is expected to last approximately 4 to 5 weeks. During this time, expect loud sounds very similar to a high strength pressure washer. The noise will be…

Project update

Tacoma Dome Access Improvements: SEPA comment period now open

Sound Transit has prepared an environmental checklist under the State Environmental Policy Act (SEPA), which analyzes the potential environmental impacts and benefits of the project on the natural and built environment. Based on the SEPA Checklist and supporting technical reports, Sound Transit has…

Project update

Project Engagement and Design Updates

2025 was an exciting year for the Sounder S Line, as the Sounder Rail Track and Signal Improvement (SRTSI) Project advanced steadily toward its goal of updating the service for the future. Let’s look back at what’s happened over the past year. 

Project update

New crosswalk across 20th Ave SE in Canyon Park

Starting on Jan. 15, 2026, a crosswalk will be installed across 20th Ave SE in Canyon Park. The crosswalk will be located in front of the Bus Operations and Maintenance Facility (Bus OMF) construction site, just north of the Romac parking lot driveway (see map). Please be aware of pedestrians along…

Project update

New temporary crosswalk across 20th Ave SE in Canyon Park

Starting in early 2026, a temporary crosswalk will be installed across 20th Ave SE in Canyon Park. The crosswalk will be located in front of the Bus Operations and Maintenance Facility (Bus OMF) construction site, just north of the Romac parking lot driveway (see map). Please be aware of…

Project update

Daytime closure of southbound right lane on 23rd Ave S

Sound Transit’s contractors will conduct a single right lane closure of southbound 23rd Avenue S between S 317th Street and S 320th St. The closure will begin as early as Monday, Jan. 5 through Jan. 9. Northbound travel lanes will remain open.…

Project update

Nighttime right lane closure on southbound I-5

Sound Transit contractor crews will close the right lane of southbound I-5 for approximately five nights. This closure is necessary to complete landscaping along southbound I-5. The closure will take place daily between…