Next steps

We will continue environmental review and coordination with key stakeholders until the publication of the Final EIS, expected in 2027. We will evaluate the Preferred Alternative along with other alternatives in the Final EIS.

2026

  • Environmental review and early design continue.

2027

  • Final EIS publication.
  • Sound Transit Board selects the project to be built.
  • Federal Transit Administration issues Record of Decision.

Late 2027

  • Continue advancing design.

2029

  • Begin construction.

2035*

  • Forecasted in-service date.

*Parking at the South Federal Way and Fife stations is forecasted to open in 2038.