Mercer Corridor Project: Reminder – Upcoming Closures on Mercer Street and Dexter Avenue North

The Seattle Department of Transportation reminds travelers of closures planned for this weekend and next week for the Mercer Corridor project.

Full closure of westbound Mercer Street and Dexter Avenue N, February 13-16

Crews will complete concrete pours and move traffic off the temporary roadway along the south side of Mercer Street at Dexter Avenue North. This is a major milestone as the Mercer Corridor Project works toward substantial completion.

Beginning at 11 p.m. Friday, Feb. 13 through 5 a.m. Monday, February 16, westbound Mercer Street and Dexter Avenue North will be fully closed to traffic. Capacity will also be restricted on eastbound Mercer Street. Travelers can expect the following impacts:

  • Westbound Mercer Street will be fully closed to traffic between Ninth Avenue North and Fifth Avenue North. Travelers will be detoured onto Denny Way.
  • Dexter Avenue North will be fully closed between Roy and Mercer streets. Travelers will be detoured onto Ninth Avenue North.
  • Eastbound Mercer Street will be restricted, but at least one lane will remain open at all times.
  • Police officers will be stationed on Mercer Street between Westlake Avenue North and Dexter Avenue North to assist with traffic.
  • Taylor Avenue North will be closed between Roy and Mercer streets. Access to businesses and residences on Taylor will be maintained from Roy Street.
  • Advanced signage will be posted to direct pedestrians around the work zones.
  • Alternate routes during the closure may be found at:

Eastbound Mercer Street lane restriction February 16-20

Following the weekend closure, one lane of eastbound Mercer Street will remain closed 24/7 as crews complete concrete paving activities Feb. 16 through Feb. 20.

Please plan ahead and expect significant traffic delays.

Please note that all work is weather-dependent and may be cancelled and rescheduled for later dates if inclement weather occurs.

Notice of temporary power outage February 14

Power in sections of the South Lake Union neighborhood will be temporarily interrupted for approximately 16 hours from 7 a.m. to 11 p.m. on Saturday, Feb. 14 so that Seattle City Light crews can safely work on repairs and improvements to the electrical system. If you have questions or concerns relating to this project, please contact Customer Service at 206-684-3000.