We remain in an active period of road
construction around Seattle Center. Travelers are experiencing road
changes associated with the Mercer Corridor Project. 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.
5th Ave. N. Garage: Harrison St. and Republican St. entrances/exits remain open, with
access from northbound and southbound 5th Ave. N.
Mercer Garage: 3rd
Ave. N. and 4th Ave. N. entrances/exits remain open (4th Ave. open for parking
permits and McCaw Hall events). Please take advantage of the designated left
turn lane from eastbound Mercer St. onto 4th Ave. N. as an alternative to
accessing the garage at the 3rd Ave. N. entrance.
1st Ave. N. Garage: The south portion of the west surface lot by the 1st Ave N Garage
will be closed through mid-March, while the lot is reconfigured for
ADA-compliant parking. If you have questions, please contact Chief Capital
Projects Manager Bonnie Pendergrass at (206) 615-1806.
Ongoing, 9am-3pm daily: NB and SB 5th Ave. N. between Mercer and Thomas Streets, right
Wednesday, Feb. 25 – Thursday, March 5, 9pm –
6am, weekdays (excluding Fridays): Full nighttime closure of Dexter Ave N.
between Republican and Mercer streets. Travelers will be detoured to Ninth
Avenue N. The work is weather-dependent.
Monday – Friday, 9am – 2pm, through early March: southbound Dexter Ave N will be
reduced to one lane between Roy and Mercer streets.
Monday – Thursday, 8pm – 6am, through the end of
Westbound Mercer St will be reduced to one lane between Ninth Avenue N
and SR99. Eastbound Mercer St will be reduced to two lanes between SR 99 and
9th Ave N. This closure will not be in
place Friday evenings.
Monday – Thursday, 8pm – 6am, through mid-April: southbound Dexter Ave N will be
restricted to one lane between
Roy and Mercer streets.
Beginning March 7, 24/7: crews building the future north
portal of the SR 99 tunnel will close a single lane in both directions of SR
99/Aurora Avenue North between Valley Street and the Aurora Bridge. Two lanes
will be open in each direction. Work is planned in two phases.
Phase 1 (approximately 8 weeks): one lane closed
in both directions 24/7 for median work.
Phase 2 (approximately 4 weeks): one lane closed
in southbound direction for curb work.
Through end of February: 5th Ave.
N. between Republican and Broad streets will be restricted to one lane in each
direction weekdays, from 9 am-3pm. The north, east, and south crosswalks at
this intersection at 5th and Harrison streets will be closed to
pedestrians. Please follow pedestrian detour signage.
Through June 30,
2015: Work continues
on the Elliott Bay Seawall between Pike and Madison streets, temporarily
closing businesses on Piers 54, 55 and 56, removing on-street parking west of
the viaduct and shifting ferry access to the south of Madison St. Learn more
Through winter 2015: Only
one lane in each direction of Dexter Ave. N between Thomas and Roy streets
remains open. Harrison St. is closed between SR-99 and 8th Ave. N. A separate
bike lane is maintained on Dexter Ave. N during peak commute hours. Cyclists
might be directed to merge with traffic during off-peak hours. Street parking
is closed in the work zone, and Metro bus stops are relocated to near Thomas
If roads 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. More
information about alternate routes during construction may be found at: http://www.seattle.gov/transportation/mercercorridor.htm
Until 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