The commuter rail lines of Sounder South and Sounder North become the S and N lines. Starting in October, Link light rail becomes the 1 Line and Tacoma Link becomes the T Line. 2, Sound Transit also debuts major changes in line names.

Southern extensions to Kent, Des Moines and Federal Way will open in 2024 with three new stations servicing 7.8 miles of fresh track.Īnd Northgate isn't the final stop on Sound Transit's route to the north, with a Lynnwood Link Extension pushing Sound Transit farther north when it adds 8.4 miles and four new stations in 2024.Īlong with the new track on Oct. The following year will include extensions to the Marymoor Park area and downtown Redmond. In 2023, a new 14-mile East Link Extension opens with 10 new stations reaching Mercer Island, Bellevue and Microsoft headquarters. The next project slated for opening is the Hilltop Tacoma Link Extension in 2022, which will more than double the length of Tacoma Link with an additional 2.4 miles and bringing light rail to the Stadium and Hilltop neighborhoods via six new stations. 'We are building a more connected city,' says Jenny Durkan, Seattle mayor. Over the next two decades, Sound Transit plans to extend the system 116 miles. The light rail system will go from 22 miles to 62 by 2024 as Sound Transit opens an extension to the east through Bellevue and Overlake in 2023 and south to Federal Way and north to Lynnwood in 2024. The opening of Northgate Link marks the start of major expansion for light rail over the next three years. The two tunnels include 23 cross passages mined by hand. The floating concrete slabs feature natural rubber-based support pads. With the 4,784-ft-long twin tunnels running under major portions of the University of Washington campus from between 70 to 140 ft in depth, track technology includes floating slabs to help protect the school's buildings-and sensitive research work-from the vibrations of the trains.

Seattle light rail stations