press release
In the coming week, the eastbound lanes of the Spokane Street Viaduct will be closed overnight both Monday and Tuesday, June 18-19. The westbound lanes will be closed overnight on Wednesday, June 20.

On the morning of Thursday, June 21, the eastbound off-ramp at First Avenue S will be reopened.

Additional details on these and other project related traffic impacts in the coming week are outlined below.

Calendar of Upcoming Project Traffic Impacts:

Monday, June 18 – Wednesday, June 20

· Southbound traffic on East Marginal Way S at S Spokane Street will be detoured to the west and back south for three nights from 9 p.m. until 5 a.m. the following morning. There may also be short-term restrictions on north to westbound turn movements.

Monday, June 18 – Tuesday, June 19

· Eastbound lanes of the Spokane Street Viaduct will be closed at SR 99, with all traffic diverted to northbound SR 99. Traffic wishing to reach I-5 or SODO should use lower S Spokane Street. The closure will run from 10 p.m. both nights until 5 a.m. the following morning.

· The left westbound travel lane of the Spokane Street Viaduct between I-5 and SR 99 will be closed from 10 p.m. both nights until 5 a.m. the following morning. Traffic will be maintained in the remaining westbound lane.

· Southbound traffic on First Avenue S between S Horton and S Spokane Streets will be closed from 9 p.m. both nights until 5 a.m. the following morning. Traffic will be detoured around the closure.

Wednesday, June 20

· The westbound lanes of the Spokane Street Viaduct between I-5 and SR 99 will be closed overnight from 10 p.m. until 5 a.m. on Thursday morning. The SR 99 off-ramp to West Seattle will remain open, providing an opportunity to avoid the closure.

· The left eastbound lane of the Spokane Street Viaduct between I-5 and SR 99 will be closed from 10 p.m. until 5 a.m. on Thursday morning. Traffic will be maintained in the remaining eastbound lane.

Thursday, June 21

· The eastbound First Avenue S off-ramp from the Spokane Street Viaduct, which has been closed for several weeks, will reopen at 5 a.m.

Thursday, June 21 – Friday, June 22

Northbound traffic on East Marginal Way S at S Spokane Street will be detoured to the east frontage roadway under SR 99 both nights from 9 p.m. until 5 a.m. the following morning. Northbound traffic wishing to turn west at S Spokane Street will execute a U-turn at S Horton Street.