Last update: Wednesday, June 19, 8:31 a.m.
Updates are posted frequently.
Before heading out the door, be sure you check your entire route for any construction activities that may delay your trip.
Use the list below to help plan your route and reach your destination.
This information changes frequently. Please check back often.
If you have questions or comments that are not addressed by these resources, please contact the I-405 Project Office at 425-456-8585.
Last update: 8:31 a.m., 6/19/13
Milepost: 13.5 to 30
Steve Peer, Public Information, 425-456-8624
Get project information
Ramp Closures:
- Saturday, June 22 to the morning of Sunday, June 23 – The Northeast 70th Street on-ramp to southbound I-405 will close from 8 p.m. to 8 a.m.
- Saturday, June 22 to the morning of Sunday, June 23 – The ramp from southbound I-405 to eastbound SR 520 from southbound I-405 will close from 11 p.m. to 8 a.m.
- Saturday, June 22 to the morning of Sunday, June 23 – The ramp from southbound I-405 to westbound SR 520 will close from 11 p.m. to 7 a.m.
Lane Closures:
- Monday, June 17 to the morning of Friday, June 21 – Up to two lanes of northbound I-405 between SR 520 and Northeast 85th Street will close from 9 p.m. to 7 a.m. nightly.
- Monday, June 17 to the morning of Friday, June 21 – Up to two lanes of southbound I-405 between Northeast 85th Street and SR 520 will close from 8 p.m. to 5 a.m. nightly.
- Monday, June 17 to the morning of Friday, June 21 – Up to two lanes of southbound I-405 between Northeast 124th Street and Northeast 85th Street will close from 8 p.m. to 5 a.m. nightly.
- Monday, June 17 to the morning of Friday, June 21 – One lane of southbound I-405 between I-5 in Lynnwood and Northeast 195th Street will close from 8 p.m. to 5 a.m. nightly.
- Monday, June 17 to the morning of Friday, June 21 – Up to three lanes of northbound I-405 between Northeast 128th Street and SR 522 will close starting at 9 p.m. nightly. One lane will open by 6 a.m. and all lanes will be open by 11 a.m.
- Tuesday, June 18 to the afternoon of Wednesday, June 19 – One lane of northbound I-405 between Northeast 195th Street and SR 527 will close from 8 p.m. to noon.
- Wednesday, June 19 to the afternoon of Friday, June 21 – Up to three lanes of northbound I-405 between Northeast 195th Street and SR 527 will close starting at 8 p.m. nightly. Two lanes will open by 7 a.m. and all lanes will be open by noon daily.
- Wednesday, June 19 to the morning of Friday, June 21 – Up to two lanes of southbound I-405 between SR 522 and Northeast 128th Street will close from 8 p.m. to 5 a.m. nightly.
- Saturday, June 22 to the morning of Sunday, June 23 – Up to three lanes of southbound I-405 between Northeast 70th Street and SR 520 will close starting at 8 p.m. One lane will open by 5 a.m. and all lanes will be open by 9 a.m.
Last update: 9:20 a.m., 6/6/13
Mileposts: 12.84 to 13.55
Janice Fahning, Project Engineer, 425-225-8725
Get project information
- No work is scheduled that will affect traffic this week.
Last update: 9:20 a.m., 6/6/13
Milepost: 19.87
Steve Peer, Public Information, 425-456-8624
Get project information
- No work is scheduled that will affect traffic this week.
- There are no maintenance closures at this time.