Road construction associated with the Mercer West project
is substantially complete, and North Portal construction related to the SR-99
viaduct and tunnel, is ongoing. Please take into account the following as you
route your way to and from Seattle Center, and allow extra time in your travels
during this critical period of transition on our roadways.
around the Mercer corridor are congested, consider other options to access I-5
and SR-99 using entry points south of Seattle Center, along 2nd Ave. and
5th Ave. Find information about alternate routes at: www.seattle.gov/transportation/mercercorridor.htm.
Following are scheduled lane and road closures:
Now through Oct. 13,
9pm - 6am nightly: Eastbound
Denny Way is closed between Fairview Ave. N. and Stewart St.. The left lane of
westbound Denny Way is also closed.
Friday, Oct. 7 at 11pm to Monday, Oct. 10 at 5am: the SR-520 bridge is scheduled to close in both directions - eastbound SR-520 between I-5 and 84th Ave. NE and westbound SR-520 between 92nd Ave. NE and Montlake Blvd.
Saturday, Oct. 8, 6am
- 12pm: Aurora Ave. N.
is closed in both directions between Valley St. and Denny Way.
Saturday, Oct. 8 and
Sunday, Oct. 9, 6am - 5pm:
SR-99 Viaduct is closed between S. Spokane St. and Denny Way for
Friday, Oct. 14 at 11pm to Monday, Oct. 17 at 5am: Denny Way is fully closed in both directions between Stewart St. and Minor Ave. N.
Monday, Oct. 17 - Monday, Nov. 21: Denny Way is reduced to one lane in each direction between Stewart. St. and Fairview Ave. Expect traffic delays during busier travel times/commute times.
Further Notice: There
will be weekday (6am-2pm) and Saturday lane closures north and southbound along
Aurora Ave. N. on the Aurora Bridge during materials staging for the bridge
into the Future:
Eastbound and westbound SR-520 across the new floating bridge is open for
public access. The old SR-520 bridge will be closed in both directions between Montlake Blvd and 92nd
SR-99 Tunnel opens to traffic: 6th Ave N is closed between Thomas
and Republican streets. Harrison St. is closed between Aurora Ave. N and Broad
St. Republican St. is closed between Aurora Ave. N and 6th Ave N.
Bay Seawall Project:
Construction work between Pine and Pike streets is underway. This work is
scheduled to be complete in mid-2017. The Seattle Aquarium and other waterfront
businesses will remain open and access will be maintained at all times.
construction between Pine and Pike Streets will remove on-street parking, trees
and some sidewalks. Access to the Seattle Aquarium, Waterfront Park and businesses
will be maintained.
construction expands to the Colman dock area, ferry access for bicyclists and
vehicles will shift to Yesler. Please follow the direction of flaggers and
signage to access your destination.
For the SR-99 tunnel
project, visit www.alaskanwayviaduct.org or call 1-888-298-5463.
King County Metro at www.kingcounty.gov/metro or call 206-553-3000.
Sound Transit at www.soundtransit.org.
Community Transit at www.commtrans.org.
Center Monorail at www.seattlemonorail.com