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I-5: Federal Way to Mountlake Terrace

Last update: 2:50 p.m. Monday, July 25, 2016

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

I-5

Last update: 1:05 p.m. 7/25
I-5: Express Lanes Schedule Changes
Get the regular express lanes schedule

  • Friday, July 29, to the morning of Saturday, July 30 - The I-5 express lanes will open southbound at 11:30 p.m. due to a full closure of the southbound I-5 mainline at the Stewart Street/Denny Way off-ramp for fire suppression system maintenance and testing work and remain southbound into normal Saturday schedule.

Last update: 1:05 p.m. 7/25
I-5: SB S 320th St to Duwamish River Bridge - Concrete Pavement Rehab - #8816
Mileposts: 142.76 - 156.71
Mike Askarian, WSDOT Project Engineer, 206-768-5861
Get project information

  • Monday, July 25, to Wednesday, July 27 - Up to four right lanes of southbound I-5 from Interurban Avenue South to South 188th Street will be closed nightly beginning with the right lane at 8 p.m. All lanes will reopen by noon. The HOV lane will be open to all vehicles. This work is weather dependent.
  • Monday, July 25, to Friday, July 29 - Up to four lanes of southbound I-5 from South 188th Street to SR 516/Kent Des Moines Road will be closed nightly beginning with one lane at 8 p.m. All lanes will reopen by noon. This work is weather dependent.
  • Monday, July 25, to Friday, July 29 - Up to four left lanes of southbound I-5 from SR 516/Kent Des Moines Road to South 320th Street will be closed nightly beginning with the HOV lane at 8 p.m. All lanes will reopen by noon. This work is weather dependent.
  • **DRIVER ALERT**Friday, July 29, to the morning of Monday, Aug. 1 - Up to four lanes of southbound I-5 from I-405/SR 518 to SR 516/Kent Des Moines Road will be closed from 8 p.m. Friday to 5 a.m. Monday. At least two lanes will remain open, except from 11 p.m. Friday to 6 a.m. Saturday, 1 to 7 a.m. Sunday and 10 p.m. Sunday to 5 a.m. Monday, when only the right lane may be open. This work is weather dependent.
  • **DRIVER ALERT**Friday, July 29, to the morning of Monday, Aug. 1 - The southbound I-405 ramp to southbound I-5 will be closed from 9 p.m. Friday to 5 a.m. Monday. A signed detour will be in place. This work is weather dependent.
  • Friday, July 29, to the morning of Monday, Aug. 1 - The South 188th Street/Orilla Road South on-ramp to southbound I-5 will be closed from 9 p.m. Friday to 5 a.m. Monday. A signed detour will be in place. This work is weather dependent.
  • Friday, July 29, to the morning of Monday, Aug. 1 - The southbound I-5 off- and on-ramps at South 200th Street/Military Road South will be closed from 9 p.m. Friday to 5 a.m. Monday. A signed detour will be in place. This work is weather dependent.

Last update: 12:01 p.m. 7/22
I-5: Seattle Pavement Repair Work
Mileposts: 160.00 - 161.50
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Wednesday, July 27, to the morning of Thursday, July 28 - Up to two left lanes of northbound I-5 from South Albro Place to Corson Avenue South will be closed beginning with the HOV lane at 9 p.m. All lanes will reopen by 5 a.m. This work is weather dependent.

Last update: 12:01 p.m. 7/22
I-5: Seattle Guardrail Repair Work
Mileposts: 160.50 - 161.26
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Wednesday, Aug. 3, to the morning of Friday, Aug. 5 - The HOV lane of northbound I-5 at South Albro Place will be closed from 9:30 p.m. to 4 a.m. nightly.

Last update: 10:39 a.m. 7/15
I-5: Seattle Sign Bridge Inspection Work
Milepost: 163.00
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Sunday, July 31 - Two right lanes of southbound I-5 at West Seattle Bridge/South Columbian Way will be closed from 5:45 to 6 a.m.

Last update: 12:01 p.m. 7/22
I-5: I-90 Two-Way Transit and HOV Operations (Stage 3) - #8662
Milepost: 164.57
Aleta Borschowa, WSDOT Project Engineer, 206-768-5601
Get project information

  • **DRIVER ALERT**Sunday, July 24, to the morning of Friday, July 29 - The southbound I-5 ramp to eastbound I-90 will be closed from 11 p.m. to 5 a.m. nightly. A signed detour will be in place. This work is weather dependent.

Last update: 1:05 p.m. 7/25
I-5: Seattle Fire Suppression System Maintenance and Testing Work
Mileposts: 165.63 - 167.02
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Friday, July 29, to the morning of Saturday, July 30 - The Mercer Street on-ramp to southbound I-5 will be closed from 11:59 p.m. to 5 a.m. A signed detour will be in place.
  • **DRIVER ALERT**Friday, July 29, to the morning of Saturday, July 30 - Southbound I-5 at the Stewart Street/Denny Way off-ramp will be closed from 11:59 p.m. to 5 a.m. A signed detour will be in place. The I-5 express lanes will be open southbound from 11:30 p.m. Friday into normal Saturday schedule. Oversized loads should use the express lanes.
  • Friday, July 29, to the morning of Saturday, July 30 - The Yale Avenue North/Howell Street on-ramp to southbound I-5 will be closed from 11:59 p.m. to 5 a.m. A signed detour will be in place.

Last update: 12:01 p.m. 7/22
I-5: Seattle Sign Installation Work
Mileposts: 167.80 - 168.12
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Tuesday, Aug. 2, to the morning of Wednesday, Aug. 3 - Two left lanes of northbound I-5 from SR 520 to East Roanoke Street will be closed from 11:59 p.m. to 3 a.m.

Last update: 2:50 p.m. 7/25
I-5: Seattle Bridge Deck Repair Work
Mileposts: 168.34
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Saturday, July 30, to Sunday, July 31 - Two lanes of northbound I-5 from East Roanoke Street to Northeast 45th Street will be closed from 2 to 10 a.m. daily.

Last update: 10:39 a.m. 7/15
I-5: Seattle Sign Replacement Work
Mileposts: 168.90 - 170.00
Justin Fujioka, WSDOT Communications, 206-440-4473

  • Wednesday, July 27, to the morning of Thursday, July 28 - Up to two left lanes of northbound I-5 from East Roanoke Street to Northeast 45th Street may be closed beginning with the left lane at 9:30 p.m. All lanes will reopen by 6 a.m.
  • Wednesday, July 27, to the morning of Thursday, July 28 - The right lane of northbound I-5 from Northeast 45th Street to Northeast 50th Street may be closed from 11:59 p.m. to 5:30 a.m.
  • Wednesday, July 27, to the morning of Thursday, July 28 - The Northeast 50th Street on-ramp to northbound I-5 may be closed from 11:59 p.m. to 5 a.m.