I-5 - Federal Way to Blaine construction

Last update: 3:20 p.m. Friday, Sept. 13

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

King County

Express Lanes Schedule Changes

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.29 - 172.43
Contact: Thomas Charlson, Communications, 206-440-4699
Description: The I-5 express lanes are used to assist the flow of traffic during busy travel times. These lanes are scheduled to move in the direction that will relieve the most congestion from the transportation system.
Express lanes schedule
Work schedule:

  • Saturday, September 14, to the morning of Sunday, September 15 – Express lanes will be open all night in the northbound direction from 1:45 p.m. to 7:30 a.m.

SB S Lucile St to Spring St Pavement Repair - #9235

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 143.85 - 165.62
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are replacing broken concrete panels, grinding and repaving southbound I-5 and the collector/distributor between Spring Street and South Lucile Street in Seattle.
Project webpage
Work schedule:

  • No lane or ramp closures are scheduled.

Federal Way Maintenance

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 146.83
Contact: Thomas Charlson, Communications, 206-440-4699
Description: WSDOT maintenance crews are repairing concrete panels.
Work schedule:

  • Friday, September 20, to the morning of Sunday, September 22 – The two right lanes of northbound I-5 at South 272nd Street will close from 10 p.m. to 4 a.m. nightly.

NB S 260th St to Duwamish River Br - Concrete Pavement Rehab & ADA - #8992

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 147.64 - 156.51
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are rehabilitating northbound I-5 between South 260th Street in Des Moines and the Duwamish River Bridge in Tukwila.
Project webpage
Work schedule:

  • Friday, September 20, to the evening of Sunday, September 22 – The three left lanes of northbound I-5 between South 178th Street and Duwamish River will close from 10 p.m. Friday to 11:59 p.m. Sunday.
  • Friday, September 20, to the evening of Sunday, September 22 – The I-405 HOV ramp to northbound I-5 will close from 10 p.m. Friday to 11:59 p.m. Sunday.
  • Friday, September 20, to the evening of Sunday, September 22 – The Southcenter Boulevard on-ramp to northbound I-5 will close from 10 p.m. Friday to 11:59 p.m. Sunday.
  • Friday, September 20, to the evening of Sunday, September 22 – The Interurban Avenue South on-ramp to northbound I-5 will close from 10 p.m. Friday to 11:59 p.m. Sunday.

S 200th St On-Ramp To SB I-5 - Metered Shoulder - #9439

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 151.28
Contact: Mike Askarian, Project Engineer, 206-768-5861
Description: WSDOT contractor crews are installing a ramp meter and restriping the lanes on the South 200th Street on-ramp to southbound I-5.
Work schedule:

  • No lane or ramp closures are scheduled.

Tukwila Maintenance

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 157.30 - 160.05
Contact: Thomas Charlson, Communications, 206-440-4699
Description: WSDOT maintenance crews are performing vegetation removal.
Work schedule:

  • Monday, September 16, to the morning of Tuesday, September 17 – The right lane on southbound I-5 between South Othello Street and Mid Boeing Field will close from 9 p.m. to 5 a.m.
  • Tuesday, September 17, to the morning of Wednesday, September 18 – The right lane on southbound I-5 between South Boeing Field and South Boeing Access Road will close from 9 p.m. to 5 a.m.
  • Wednesday, September 18, to the morning of Thursday, September 19 – The right lane on southbound I-5 between South Boeing Access Road and SR 900 will close from 9 p.m. to 5 a.m.
  • Thursday, September 19, to the morning of Friday, September 20 – The right lane on southbound I-5 between South Boeing Access Road and SR 900 will close from 9 p.m. to 5 a.m.

NB MLK Jr Way to NE Ravenna Br Pavement Repair - #8952

Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 157.44 - 170.28
Contact: Ed Kane, Project Engineer, 425-225-8743
Description: WSDOT contractor crews are replacing expansion joints and concrete pavement on northbound I-5 between MLK Junior Way South/SR 900 in Tukwila and Northeast Ravenna Boulevard in Seattle.
Project webpage
Work schedule:

  • Monday, September 16, to the morning of Friday, September 20 – The three left lanes of northbound I-5 between South Alaska Street and South Forest Street/6th Avenue will close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The three right lanes of northbound I-5 between South Alaska Street and South Forest Street/6th Avenue will close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The northbound I-5 off-ramp to West Seattle Bridge/Columbian Way will close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The Cherry Street on-ramp to northbound I-5 will close from 10 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The two right lanes of northbound I-5 between Pine Street and the Ship Canal Bridge close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The two left lanes of northbound I-5 between Pine Street and the Ship Canal Bridge will close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The northbound I-5 off-ramp to Lakeview Boulevard East will close from 11:59 p.m. to 4:30 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The University Street on-ramp to northbound I-5 will close from 9 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The 50th Street on-ramp to northbound I-5 will close from 10 p.m. to 5 a.m.
  • Monday, September 16, to the morning of Friday, September 20 – The two right lanes of northbound I-5 between Northeast 42nd Street and Northeast Ravenna Boulevard will close from 9 p.m. to 5 a.m. nightly.
  • High Impact – Monday, September 16, to the morning of Friday, September 20 – All lanes of the northbound I-5 mainline just north of the I-90 Interchange will close from 11:59 p.m. to 5 a.m. nightly. During this time, all traffic will be shifted to the collector-distributor lanes.
  • Monday, September 16, to the morning of Friday, September 20 – The northbound I-5 off-ramp to Seneca Street will close from 11:59 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The northbound I-5 off-ramp to Edgar Martinez will close from 11:59 p.m. to 5 a.m. nightly.
  • Monday, September 16, to the morning of Friday, September 20 – The South Spokane Street/West Seattle Bridge on-ramp to northbound I-5 will close from 11:59 p.m. to 5 a.m. nightly.
  • Thursday, September 19, to the morning of Friday, September 20 – The South Boeing Access Road on-ramp to northbound I-5 will close from 9 p.m. to 5 a.m.
  • Thursday, September 19, to the morning of Friday, September 20 – The two left lanes of northbound I-5 between Northeast 42nd Street and Northeast Ravenna Boulevard will close from 9 p.m. to 5 a.m.

Sound Transit's East Link Extension - E130

Highway: I-5    RegionNorthwest    County: King    Location: Milepost(s) 164.00
Contact: Zack Ambrose, Sound Transit, 206-903-7176
Description: Sound Transit crews are constructing the East Link light rail extension from Seattle to Redmond.
Project webpage
Work schedule

  • Saturday, September 14 – The HOV lane of eastbound I-90 at East Channel Bridge will close from 7 a.m. to 3 p.m.
  • Saturday, September 14 – The eastbound I-90 HOV off-ramp to Island Crest Way will close from 7 a.m. to 3 p.m.
  • Monday, September 16 – The eastbound I-90 HOV off-ramp to Island Crest Way will close from 9 a.m. to 3 p.m.
  • Tuesday, September 17 – The HOV lane of westbound I-90 at North Mercer Way will close from 10 a.m. to 2 p.m.
  • Friday, September 20 – The eastbound I-90 HOV off-ramp to Island Crest Way will close from 9 a.m. to 3 p.m.

    Washington State Convention Center & Freeway Park Tunnels Lighting Controls Upgrade - #9331

    Highway: I-5    RegionNorthwest    County: King    Location: Milepost(s) 165.00 - 165.75
    ContactEvelyn Pao, Project Engineer, 206-440-4981
    Description: WSDOT contractor crews will upgrade the lighting control under the Convention Center.
    Work schedule

    • No lane or ramp closures are scheduled.

    Express Lanes Entrances Electronic Sign Replacement - #9272

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 165.39 - 172.61
    Contact: Ed Kane, Project Engineer, 425-225-8743
    Description: WSDOT contractor crews are replacing the sign structures and brackets, along with the electrical and fiber optic systems at seven entrances to the I-5 express lanes. A few of the sign structures will also be redesigned to create a better viewing angle.
    Project webpage
    Work schedule:

    • No lane or ramp closures are scheduled.

    Ship Canal Bridge Maintenance

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 168.02 - 169.39
    Contact: Joseph Calabro, Communications, 206-440-4452
    Description: WSDOT bridge maintenance crews will make repairs to the bridge deck.
    Work schedule:

    • No lane or ramp closures are scheduled.

    Sound Transit's Maple Leaf Portal - N160

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 171.00 - 171.53
    ContactJay Cooper, WSDOT Regional Transit Coordination, 206-716-1102
    Description: Sound Transit crews are constructing the Maple Leaf Portal as part of the Northgate Link light rail extension.
    Project webpage
    Work schedule:

    • No lane or ramp closures are scheduled.

    Utility maintenance - Seattle to Lynnwood

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 171.53 - 180.65
    Contact: Hernann Ambion, Seattle City Light, 206-684-3008 
    Description: WSDOT maintenance crews are relocating existing overhead power lines over I-5 to support Sound Transit’s Lynnwood Link Extension project

    • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - Seattle City Light crews will conduct rolling slowdowns on both directions of I-5 between Northeast 70th Street in Seattle and 44th Avenue West in Lynnwood from 11:59 p.m. to 4 a.m. nightly. 

    Seattle Area Maintenance

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 171.53
    Contact: Thomas Charlson, Communications, 206-440-4699
    Description: WSDOT maintenance crews are repairing concrete panels.
    Work schedule:

    • Saturday, September 14, to the morning of Sunday, September 15 - The two left lanes of northbound I-5 at North 85th Street will close from 10 p.m. to 10 a.m.

    Sound Transit's Lynnwood Link Extension - L200

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 172.77 - 177.76
    ContactJay Cooper, WSDOT Regional Transit Coordination, 206-716-1102
    Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northgate Transit Center to Northeast 200th Street.
    Project webpage
    Work schedule:

    • Tuesday, September 17, to the morning of Wednesday, September 18 – The Northeast 175th Street on-ramp to northbound I-5 will close from 11 p.m. to 5 a.m.
    • Tuesday, September 17, to the morning of Wednesday, September 18 – The auxiliary lane of northbound I-5 between Northeast 175th Street and SR 104 will close from 11 p.m. to 5 a.m.
    • Tuesday, September 17, to the morning of Thursday, September 19 – The northbound I-5 off-ramp to SR 104/Ballinger Way will close from 11 p.m. to 5 a.m. nightly.
    • Wednesday, September 18, to the morning of Thursday, September 19 – The right lane of northbound I-5 between Northeast 175th Street and SR 104 will close from 1 to 5 a.m. nightly.
    • Wednesday, September 18, to the morning of Thursday, September 19 – The Northeast 145th Street on-ramp to northbound I-5 will close from 1 to 5 a.m. nightly.

    Maintenance in Mountlake Terrace

    Highway: I-5    Region: Northwest    County: King    Location: Milepost(s) 177.0
    Contact: Joseph Calabro, Communications, 206-440-4452
    Description: WSDOT maintenance crews are replacing a concrete panel. 
    Work schedule:

    • Friday, Sept. 13, to the morning of Saturday, Sept. 14 - The two right lanes of southbound I-5 at SR 104 will close from 8 p.m. to 5 a.m. 
    • Friday, Sept. 13, to the morning of Saturday, Sept. 14 - The SR 104 ramp to southbound I-5 will close from 8 p.m. to 5 a.m. 

    Sound Transit's Lynnwood Link Extension - L300

    Highway: I-5    Region: Northwest    County: Snohomish/King    Location: Milepost(s) 177.76 - 180.65
    ContactJay Cooper, WSDOT Regional Transit Coordination, 206-716-1102
    Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northeast 200th Street to Lynnwood Transit Station.
    Project webpage
    Work schedule:

    • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - Up to three lanes of southbound I-5 between 220th Street Southwest and SR 104 will close from 8 p.m. to 8 a.m. 
    • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The Mountlake Terrace bus flyer on-ramp to southbound I-5 will close from 9 p.m. to 8 a.m. 
    • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The 220th Street Southwest on-ramp to southbound I-5 will close from 10 p.m. to 6 a.m. 
    • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The southbound I-5 off-ramp to SR 104 will close from 9 p.m. to 6 a.m. 

      Snohomish County

      Sound Transit's Lynnwood Link Extension - L300

      Highway: I-5    Region: Northwest    County: Snohomish/King    Location: Milepost(s) 177.76 - 180.65
      ContactJay Cooper, WSDOT Regional Transit Coordination, 206-716-1102
      Description: Sound Transit crews are constructing the Lynnwood Link light rail extension from Northeast 200th Street to Lynnwood Transit Station.
      Project webpage
      Work schedule:

      • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - Up to three lanes of southbound I-5 between 220th Street Southwest and SR 104 will close from 8 p.m. to 8 a.m. 
      • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The Mountlake Terrace bus flyer on-ramp to southbound I-5 will close from 9 p.m. to 8 a.m. 
      • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The 220th Street Southwest on-ramp to southbound I-5 will close from 10 p.m. to 6 a.m. 
      • Saturday, Sept. 14, to the morning of Sunday, Sept. 15 - The southbound I-5 off-ramp to SR 104 will close from 9 p.m. to 6 a.m. 
      • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - The northbound I-5 collector distributor off-ramp to eastbound SR 104 will close from 10 p.m. to 4:30 a.m. nightly. 
      • Wednesday, Sept. 18, to the morning of Friday, Sept. 20 - The right lane of southbound I-5 between 220th Street Southwest and SR 104 will close from 8 p.m. to 5 a.m. nightly. 
      • Wednesday, Sept. 18, to the morning of Friday, Sept. 20 - The 220th Street Southwest on-ramp to southbound I-5 will close from 11 p.m. to 5 a.m. 
      • Thursday, Sept. 19, to the morning of Friday, Sept. 20 - The southbound I-5 off-ramp to SR 104 will close from 9 p.m. to 4 a.m. 

      SR 104 VIC to 164th ST SW I/C paving & EX Joint & ADA - #9330

      Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 177.72 - 184.36
      Contact: Ed Kane, Project Engineer, 425-225-8743
      Description: WSDOT contractor crews will grind and repave 2.2 miles of northbound I-5 between SR 104 in Mountlake Terrace and 164th Street Southwest in Lynnwood. They will also resurface the collector-distributor lanes on both directions of I-5 at SR 104 and 164th Street Southwest, along with most of the I-5 on- and off-ramps in this area.
      Project webpage
      Work schedule:

      • Sunday, Sept. 15, to the morning of Monday, Sept. 16 - The right lane of northbound I-5 between Northeast 175th Street and 196th Street Southwest will close from 10 p.m. to 7 a.m.
      • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - Up to two lanes of northbound I-5 between Northeast 175th Street and 196th Street Southwest will close from 10 p.m. to 7 a.m. nightly. 
      • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - The northbound SR 104 collector on-ramp to northbound I-5 will close from 11 p.m. to 5 a.m. nightly. 
      • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - The northbound I-5 off-ramp to 236th Street Southwest will close from 11 p.m. to 5 a.m. nightly. 
      • Monday, Sept. 16, to the morning of Wednesday, Sept. 18 - The northbound I-5 off-ramp to 220th Street Southwest will close from 11 p.m. to 6 a.m. 

      SB 236th St SW to 44th Ave W Peak Transit Shoulder Use - #9277

      Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 178.28 - 180.65
      Contact: Mark Sawyer, Project Engineer, 425-225-8799
      Description: WSDOT contractor crews are adding a bus shoulder lane on southbound I-5 between the Lynnwood Park & Ride and the Mountlake Terrace transit stop. Community Transit and Sound Transit buses will be the primary users of this new lane.
      Work schedule:

      • No lane or ramp closures are scheduled.

      Et Al 5th Ave Vic to I-5 Paving, ADA Compliance & Expansion Joints - #9053

      Highway: I-5    Region: Northwest    County: Snohomish    Location: Milepost(s) 189.35
      Contact: Ed Kane, Project Engineer, 425-225-8743
      Description: WSDOT contractor crews are grinding and repaving SR 526/Boeing Freeway in Everett from west of Evergreen Way to Southeast Everett Mall Way.
      Project webpage
      Work schedule:

      • No lane or ramp closures are scheduled.

      Ebey Slough Bridge to SR 531 Interchange Paving & ADA Compliance - #9028

      Highway: I-5    RegionNorthwest    County: Snohomish    Location: Milepost(s) 198.50 - 200.50
      Contact: Mark Sawyer, Project Engineer, 425-225-8799
      Description: WSDOT contractor crews are repaving an 8-mile stretch of southbound I-5 between SR 531 and SR 529, and about 7-miles of northbound I-5 between SR 529 and 136th Street Northeast in Marysville.
      Project webpage
      Work schedule:

      • No lane or ramp closures scheduled. 

      116th St NE Interchange - Tulalip Tribes Lead

      Highway: I-5    RegionNorthwest    County: Snohomish    Location: Milepost(s) 202.20 - 202.70
      Contact: Mark Sawyer, Project Engineer, 425-225-8799
      Description: Tulalip Tribes contractor crews are reconstructing the I-5/116th Street Northeast interchange in Marysville.
      Project webpage
      Work schedule:

      • No lane or ramp closures scheduled. 

      Stillaguamish River Br to Hill Ditch Br Paving & ADA Compliance - #9231

      Highway: I-5    Region: Northwest    County: Snohomish/Skagit    Location: Milepost(s) 209.09 - 219.82
      Contact: Shane Spahr, Project Engineer, 360-848-7103
      Description: WSDOT contractor crews are repairing 10 miles of concrete on I-5 between Arlington and Conway.
      Project webpage
      Work schedule:

      • Saturday, Sept. 14, to the morning of Friday, Sept. 20 - Crew will close two lanes of northbound I-5 between SR 530 and SR 534 nightly from 7:30 p.m. to 5 a.m. for concrete grinding, spall repair and joint sealing work.
      • Monday, Sept. 16, to the morning of Friday, Sept. 20 - Crews will close two lanes of southbound I-5 between SR 534 and SR 530 nightly from 7:30 p.m. to 5 a.m. for joint sealing and spall repair.
      • Thursday, Sept 19, to the morning of Friday, Sept. 20 - Crews will close two lanes of southbound I-5 near the Angel of the Winds Casino exit from 9 p.m. to 4 a.m. for highway sensor installation.
      • Saturday, Sept. 21, to the morning of Friday, Sept. 27 - Crews will close two lanes of southbound I-5 between SR 534 and SR 530 nightly from 7:30 p.m. to 5 a.m. for concrete grinding, spall repair and joint sealing work.
      • Monday, Sept. 21, to the morning of Friday, Sept. 27 - Crews will close two lanes of northbound I-5 between SR 530 and SR 534 nightly from 7:30 p.m. to 5 a.m. for joint sealing and spall repair.

      Skagit County

      Stillaguamish River Br to Hill Ditch Br Paving & ADA Compliance - #9231

      Highway: I-5    Region: Northwest    County: Snohomish/Skagit    Location: Milepost(s) 209.09 - 219.82
      Contact: Shane Spahr, Project Engineer, 360-848-7103
      Description: WSDOT contractor crews are repairing 10 miles of concrete on I-5 between Arlington and Conway.
      Project webpage
      Work schedule:

      • Saturday, Sept. 14, to the morning of Friday, Sept. 20 - Crew will close two lanes of northbound I-5 between SR 530 and SR 534 nightly from 7:30 p.m. to 5 a.m. for concrete grinding, spall repair and joint sealing work.
      • Monday, Sept. 16, to the morning of Friday, Sept. 20 - Crews will close two lanes of southbound I-5 between SR 534 and SR 530 nightly from 7:30 p.m. to 5 a.m. for joint sealing and spall repair.
      • Thursday, Sept 19, to the morning of Friday, Sept. 20 - Crews will close two lanes of southbound I-5 near the Angel of the Winds Casino exit from 9 p.m. to 4 a.m. for highway sensor installation.
      • Saturday, Sept. 21, to the morning of Friday, Sept. 27 - Crews will close two lanes of southbound I-5 between SR 534 and SR 530 nightly from 7:30 p.m. to 5 a.m. for concrete grinding, spall repair and joint sealing work.
      • Monday, Sept. 21, to the morning of Friday, Sept. 27 - Crews will close two lanes of northbound I-5 between SR 530 and SR 534 nightly from 7:30 p.m. to 5 a.m. for joint sealing and spall repair.

      Guardrail Repair - Alger

      Highway: I-5    Region: Northwest    County: Skagit    Location: Milepost(s) 240
      Contact: Andrea E. Petrich, communications, 360-757-5963
      Description: WSDOT crews will repair guardrail at the Alger interchange.
      Work schedule:

      • Monday, Sept. 16, to the morning of Tuesday, Sept. 17 - Crews will close the on-ramp from Lake Samish Way to northbound I-5 from 9 p.m. to 11 a.m. for guardrail repair. Drivers who use this ramp during the overnight hours or for their Tuesday commute should allocate extra travel time and follow signs via Old Highway 99 to I-5.

      Whatcom County

      • No lane or ramp closures are currently scheduled in Whatcom County.