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I-5: Federal Way to Mountlake Terrace

Last update: 2:43 p.m. Tuesday, Sept. 2, 2014

This information changes frequently. Please check back often. Travelers can also call 5-1-1 for real-time traffic and weather updates.

I-5

I-5: Express lanes schedule changes
Mileposts: 165.29 to 172.43
Get the regular express lanes schedule.

Last update: 7:26 a.m. 8/4
I-5: SR 18 to South 288th Street seismic retrofit - #8565
Mileposts: 142.00 - 145.82
Aleta Borschowa, Project Engineer, 206-768-5862
Get project information

There may be closures on SR 18 for this project.

  • No work that will affect traffic on I-5 is scheduled.

Last update: 4:32 p.m. 8/29
I-5: S. 272nd Vicinity to South Rose Street seismic retrofit - #8559
Mileposts: 146.43 - 159.67
Aleta Borschowa, Project Engineer, 206-768-5862
Get project information

  • No work that will affect traffic on I-5 is scheduled. 

Last update: 11:45 a.m., 8/27
I-5: Maintenance - Sign work
Mileposts: 151.28
Pat Eakman, WSDOT maintenance, 253-372-3909

  • Saturday, Sept. 6 to the morning of Sunday, Sept. 7 - Two right lanes of northbound I-5 at South 200th Street will close from 10 p.m. to 6 a.m. for sign work.

Last update: 1:04 p.m., 8/26
I-5: Maintenance - Electronic sign work
Mileposts: 155.91 - 164.00
Jon Cornelius, WSDOT signals, 206-442-2113

  • DRIVER ALERT: Saturday, Sept. 20 to the morning of Sunday, Sept. 21 - Northbound I-5 will be reduced to one lane between SR 599 and I-90 from 11:59 p.m. to 5 a.m. for electronic sign work.

Last update: 1:50 p.m., 8/28
I-5: Maintenance - Tunnels
Mileposts: 165.75 - 166.20
Scott Vanantwerp, WSDOT maintenance, 206-440-5206

  • DRIVER ALERT: Friday, Sept. 5 to the morning of Saturday, Sept. 6 – All southbound lanes of I-5 under the Washington State Convention Center will close from 11:30 p.m. to 5 a.m. for routine tunnel maintenance. All southbound I-5 traffic will be diverted to Stewart Street and then routed back onto the interstate.

Last update: 1:04 p.m., 8/26
I-5: Maintenance - Drilling
Mileposts: 167.02
Gordon Elley, WSDOT maintenance, 206-389-2077

  • Sunday, Sept. 21 to the morning of Monday, Sept. 22 - The left lane of northbound I-5 at Mercer Street will close from 9 p.m. to 5 a.m. for maintenance drilling work.

Last update: 2:42 p.m., 9/2
I-5: NE 117th Street to SR 104 pavement repair #8633
Mileposts: 173.15 - 177.76
John Chi, Project Engineer, 425-225-8741
Get Project information

   *Detour maps for ramp closures are available on the project website.*

  • Tuesday, Sept. 2 to the morning of Friday, Sept. 5 - Up to three right lanes of southbound I-5 between SR 104 and Northeast 185th Street will close nightly from 8 p.m. to 5 a.m. for concrete panel saw cutting. The first lane will close at 8 p.m., the second at 9 p.m., with three lanes closed by 11 p.m.
  • Saturday, Sept. 6 to the morning of Sunday, Sept. 7 - Up to three lanes of southbound I-5 between SR 104 and Northeast 185th Street will close starting at 9 p.m. for concrete panel saw cutting. All lanes will reopen by 9 a.m. Sunday.
  • DRIVER ALERT: Monday, Sept. 8th to the morning of Tuesday, Sept. 9th - The SR 104 on-ramp to southbound I-5  will close from 10 p.m. to 5 a.m. for panel replacement work. Drivers will follow a signed detour.
  • DRIVER ALERT:Wednesday, Sept. 10th to the morning of Thursday, Sept. 11th - The SR 104 on-ramp to southbound I-5 will close from 10 p.m. to 5 a.m. for panel replacement work. Drivers will follow a signed detour.