Project updates

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

Project updates

Parking lane closure on northbound 28th Avenue S

Sound Transit contractor crews will perform daytime utility work on 28th Avenue S in the northbound parking lane from Monday, June 9 through Tuesday, June 10, between 8:30 a.m. and 3:00 p.m.

Nighttime closures of downtown Federal Way surface streets and I-5 southbound off-ramp to South 320th St

Sound Transit contractor crews will conduct a series of overnight roadway closures in downtown Federal Way. These closures are necessary to complete roadway restorations. The closures will take place nightly between the hours of 8 p.m. and 6 a.m. starting Wednesday, June 11 through Wednesday, June…

No street parking on street curve between Harrison St and McKinnon Ave

This alert is a Sumner Station Parking and Access Improvement Project reminder: street parking is prohibited on the curve between Harrison St and McKinnon Ave, except for authorized vehicles. Violators may be subject to parking fines and/or towed away. 

Attend our in-person public meeting on June 5

We’re excited to share what we’re working on and connect with the community. If you’re free this Thursday evening, come join us at Cascade High School! 

Extension of weekend closure: Northbound I-5 off-ramp to NE 130th St and eastbound NE 130th St

As early as Saturday, May 30, the northbound I-5 off-ramp to NE 130th St and eastbound NE 130th St going over the I-5 overpass will continue experiencing closures. Westbound NE 130th St over the I-5 overpass will remain open. Crews are closing this ramp and road for utility work, saw cutting, and…

Daytime right lane closure on northbound State Route 99 through June

Beginning as early as May 21 until June 30, Sound Transit’s contractors will conduct a daytime right lane closure on northbound SR 99. This closure is necessary to replace the sidewalk along this area. Drivers are encouraged to follow all signed detours carefully.

Westbound S Reith Rd to Military Rd S right turn lane closed

Sound Transit contractor crews will close the westbound S Reith Rd to Military Rd S right turn lane and shoulder daily beginning as early as May 27 through June 6. This closure is necessary to complete retaining wall construction activities along Military Rd S and S Reith Rd. Residents may notice…

Tower crane installation and night lighting at Auburn garage construction site

Starting Tuesday, June 3, Sound Transit will erect a new tower crane on-site at the Auburn garage construction site. The installation will take up to three days, and the crane will remain in place until approximately August 2026. You should expect more noise and heavy equipment in the surrounding…

CORRECTION: Nighttime closures on Northbound SR-99 and Eastbound Kent Des Moines Road

*Corrects errors in a previous report. Beginning on May 19, Sound Transit’s contractors will conduct night-time lane closures on northbound SR-99 and eastbound Kent Des Moines Road. This closure is necessary to complete demolition activities for the Federal Way Link Extension.

Nighttime closures on Northbound SR-99 and Eastbound Kent Des Moines Road

Beginning on May 19, Sound Transit’s contractors will conduct night-time lane closures on northbound SR-99 and eastbound Kent Des Moines Road. This closure is necessary to complete demolition activities for the Federal Way Link Extension.