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Welcome to our Transportation Update, where you'll find the latest on road work and other lane/road closures affecting access to Seattle Center. This page is updated weekly.

Please note that 1st Ave N Garage is now closed. Mercer Street Garage, between 2nd and 3rd Avenues North, and 5th Ave N Garage, between Republican and Harrison streets, remain open for public use. Arena construction will start soon. For more information on this transformational project, visit: New Arena at Seattle Center.

To avoid traffic slowdowns, consider all transportation options as you route your way to and from Seattle Center. Several Metro bus routes serve the Center, and Seattle Center Monorail provides a speedy connection between Seattle Center and the Sound Transit/Metro Station at Westlake, and with the new Harrison St connection to South lake Union, Seattle Streetcar is also a walkable option. To learn more about traffic and road work in Seattle, visit: Seattle Traffic.

The SR-99 Tunnel is now open. Downtown entrances/exits at Seneca St and Western Ave no longer exist. Drivers enter the tunnel southbound from 6th Ave N (just north of Harrison St) and exit northbound SR-99 at Republican St. Harrison St is open across Aurora Ave N connecting Seattle Center and South Lake Union.

Waterfront Construction

Colman Dock is open, and the passenger-only ferry facility has been temporarily relocated to its north side. Pickup/ drop-off access remains in front of the terminal building. All drive-on customers arrive from S Jackson St. The west side trail is closed between Lenora and Pike streets until Memorial Day. Road restoration work on Alaskan Way near Pike St has been completed. Four lanes of Alaskan Way, the Pike St crosswalk and the Pike Place Market Garage driveway are now open.

Current Transportation Alerts

THROUGH JULY 31

John ST will be closed between Dexter and 7th Avenues North.

MONDAY, JULY 8 TO FRIDAY, AUG. 2, 8PM-5AM WEEKDAYS

Westbound Roy St will be closed from Dexter Ave N to Aurora Ave N.

FRIDAY, JULY 12 AT 7PM TO MONDAY, JULY 15 AT 5AM

One lane only in both directions will be open over the SR-99 Aurora Bridge. The closure will repeat Aug. 9-12, 16-19 and 23-26.

FRIDAY JULY 12 AT 10 PM TO SATURDAY, JULY 13 AT 2PM

Denny Way will be reduced to one lane in each direction between Yale and Minor avenues.

SATURDAY, JULY 13, 4AM-8PM

The S Royal Brougham Way on-ramp to northbound SR-99 will be closed.

MONDAY, JULY 15 TO THURSDAY, JULY 18, 9PM - 5AM NIGHTLY

The two left lanes of northbound I-5 will be closed between Olive Way and SR-520.

WEDNESDAY, JULY 17 AT 7PM TO THURSDAY, JULY 18 AT 5 AM

Mercer ST on-ramp to northbound I-5 will be closed.

THURSDAY, JULY 18 AT 9PM TO FRIDAY, JULY 19 AT 5AM

The two right lanes of northbound I-5 will be closed between the Ship Canal Bridge and NE Ravenna Blvd. The closure will be repeated July 22-25.

FRIDAY, JULY 19 AT 11PM TO SATURDAY, JULY 20 AT 9AM

The northbound direction of the SR-99 Tunnel will be closed for monthly maintenance.

FRIDAY, JULY 19 TO MONDAY, JULY 22 11PM - 9PM NIGHTLY

The northbound I-5 off-ramp to Seneca St will be closed.

WEDNESDAY, JULY 24 AND THURSDAY, JULY 25 9PM - 5AM NIGHTLY

The two right lanes of northbound I-5 will be closed between Olive Way and SR-520. The Olive Way on-ramp to I-5 will also be closed.

FRIDAY, AUG 9 AT 7PM TO MONDAY, AUG 12 AT 5AM

One lane only in both directions will be open over the SR-99 Aurora Bridge. The closure will repeat 16 - 19 and 23 - 26.


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