Federal Way Link Extension
Building light rail further into south King County

News and updates

Closure on State Route 99 for Federal Way Link construction starting Friday night through early Monday morning

Crews working on the Federal Way Link Extension will be closing State Route 99 between South 204th Street and South 208th Street in SeaTac to return the route to its original configuration. Sound…

Full weekend closure of SR 99 for return to original road configuration

Sound Transit’s contractors will close SR 99 between S 204th St. and S 208th St. around the clock for the weekend of July 29 – July 31. This closure is to return SR 99 to its original configuration…

Overnight closures of S 320th St. for Link light rail girder setting

Sound Transit crews will be closing a portion of S 320th St between 21st Ave S and 23rd Ave S for Link light rail girder settings. These closures will take place overnight and detours will be in…

Check out progress on the Federal Way Link Extension Project

This flyover video from April 2022 takes you on a sky-high ride all the way across the 7.8-mile Federal Way Link Extension. From Angle Lake to Federal Way, our construction crews are making great…

Full weekend closure of S 259th Pl for Link light rail construction

Sound Transit’s contractors will close a portion of S 259th Pl near I-5 S for storm water system construction in relation to the Federal Way Link Extension. This closure will begin at 10 p.m. on…

Date correction: Overnight closures on Military Rd S in Federal Way

Sound Transit’s contractors will close a small portion of Military Road South in Federal Way for Link light rail deck construction.

Overnight closures of 272nd St and I-5 on and off ramps near 272nd St throughout April

Sound Transit’s contractors will conduct several full and directional overnight closures of 272nd St and I-5 on and off ramps near 272nd St. These closures will accommodate girder erections and…

Federal Way Link Extension Nears Final Selection of Station Names

Federal Way Link Extension will open three new stations serving Kent, Des Moines, and Federal Way in 2024 and Sound Transit’s Board of Directors will soon select the names of the new stations. 

Federal Way light rail construction connects to existing 1 Line

With the installation of girders at Angle Lake, it’s official: the 7.8-mile Federal Way light rail extension is now physically connected to the existing 1 Line, moving expanded service an important…

Long-term closure of SR 99 southbound HOV lane

Sound Transit’s contractors will close the southbound HOV lane on SR 99 between S 204th St and S 208th St to accommodate Link light rail construction. This is a single lane closure. Vehicle and…