City of Seattle
Mercer Corridor Program
The Mercer corridor runs between I-5 and Elliott Avenue W. The City has identified a number of improvements that will both increase capacity and improve mobility for all users in this important east/west corridor.
S. Spokane Street Project
This project will improve a critical connection between the Port, West Seattle, I-5, I-90 and SR 99.
Port of Seattle
East Marginal Way Grade Separation (pdf 60 kb)
This project consists of a grade separation on Duwamish Avenue S., which will remove conflicts with existing rail tracks.
Regional
RapidRide
King County Metro's new, streamlined bus service will provide frequent, all-day service.
Sound Transit Link Light Rail
This project includes an initial light rail line from downtown Seattle to Seattle-Tacoma International Airport, and future north, south and east extensions.
State
I-5 Reconstruction Projects
WSDOT is planning to replace 16 miles of concrete on Interstate 5 from Tukwila through downtown Seattle to Northgate, while also looking at options to make traffic flow better.
SR 519 - S Seattle Intermodal Access - Royal Brougham
WSDOT is improving connections for ferry and freight traffic to the Port of Seattle terminals and the central waterfront area. This project will separate car, freight, pedestrian, and rail traffic to help improve traffic flow, pedestrian safety and reduce the risk of collisions.