Washington State Department of Transportation
State AgencyWA
Posted
Feb 27, 2025
Nov 17, 2026
SR 518, Tukwila International Boulevard Station (TIBS) Bus Rapid Transit Project (Request for Qualifications)
DESIGN-BUILD services to create a new Bus Rapid Transit (BRT) inline freeway station pair on SR 518 between MP 2.49 and MP 2.91 to connect the existing Tukwila International Boulevard Link light rail station and communities to the south of SR 518, and bus-only lanes on SR 518. The project includes roadway modifications, new bus only lanes, and pedestrian bridges to access the new Stride bus rapid transit stations and related facilities. The project extends along SR 518 for approx. two miles beginning west of 24th Avenue South (MP 1.45) and extending to the east of 42nd Avenue South (MP 2.95).
