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System expansion project documents

We are planning and building the most ambitious transit expansion in the country. Find out where we are and where we will be.

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System expansion project documents

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Project

All projects
Auburn Station Access Improvements
Downtown Redmond Link Extension
SE Redmond Station
Downtown Redmond Station
DuPont Sounder Extension
East Link Extension
Judkins Park Station
Mercer Island Station
South Bellevue Station
East Main Station
Bellevue Downtown Station
Wilburton Station
Spring District/120th Station
Bel-Red/130th Station
Overlake Village Station
Redmond Technology Center Station
Edmonds and Mukilteo Stations Parking and Access Improvements
Everett Link Extension
Federal Way Link Extension
Hilltop Tacoma Link Extension
I-405 Bus Rapid Transit
Kent Station Access Improvements
Lakewood Station Access Improvements
Lynnwood Link Extension
Mountlake Terrace Station
Shoreline North/185th Station
Shoreline South/148th Station
Lynnwood City Center Station
NE 130th infill light rail station
North Sammamish Park-and-Ride
Northgate Link Extension
Northgate Station
Roosevelt Station
U District Station
Operations and Maintenance Facility East
Operations and Maintenance Facility South
Puyallup Sounder Station Improvements
Sounder Maintenance Base
Sounder South Capacity Improvements
South Boeing Access Road infill light rail station
South Graham Street infill light rail station
South Kirkland-Issaquah Link
South Tacoma Station Access Improvements
SR 522/NE 145th BRT
Sumner Station Improvements
Tacoma Community College Tacoma Link Extension
Tacoma Dome Link Extension
West Seattle/Ballard Link Extension

Region

Snohomish County
North King County
East King County
South King County
Pierce County
Regional

Project type

Link Light Rail
Sounder Train
ST Express Bus
Bus Rapid Transit
Bus reliability
Other project types
Realignment

Document type

Board presentations
Public outreach
Reports
Design standards and guidelines
Environmental

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