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I-405 - Construction Updates

Last update: 1:22 p.m. Monday, Dec. 15, 2014

If you have questions or comments about I-405 in Washington state that are not addressed by these resources, please contact the I-405 Project Office at 425-456-8585.

I-405: NE 6th Street to I-5 Widening and Express Toll Lanes Project - #8204

Last update: 1:22 p.m., 12/15/14
Milepost: 13.5 - 30
Steve Peer, Public Information, 425-456-8624
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Ramp Closures:

Bellevue area  

  • Monday, Dec. 15 to the morning of Thursday, Dec. 18 – The Northeast Sixth Street on-ramp to northbound I-405 will close from 11 p.m. to 5 a.m. nightly for striping (weather dependent work).
  • Monday, Dec. 15 to the morning of Thursday, Dec. 18 – The southbound I-405 off-ramp to Northeast Sixth Street will close from 11 p.m. to 5 a.m. for electrical work.

Bothell area

  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 160th Street on-ramp to northbound I-405 will close from 10 p.m. to 6 a.m. nightly for guardrail and paving work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The northbound I-405 ramp to SR 522 will close from 9 p.m. to 6 a.m. nightly for guardrail and paving work (temperature and weather dependent work).
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 195th Street on-ramp to northbound I-405 will close from 9 p.m. to 7 a.m. nightly for electrical work.

Kirkland area    

  • Saturday, Dec. 13 to the morning of Sunday, Dec. 14 – The northbound I-405 off-ramp to Northeast 128th Street will close from midnight to 7 a.m. for roadway drainage work.
  • Saturday, Dec. 13 to the morning of Sunday, Dec. 14 – The Northeast 128th Street on-ramp to northbound I-405 will close from midnight to 7 a.m. for drainage work.
  • Saturday, Dec. 13 to the morning of Sunday, Dec. 14 – The southbound I-405 off-ramp to Northeast 128th Street will close from 8 p.m. to 6 a.m. for drainage, grading and paving work.
  • Saturday, Dec. 13 to the morning of Sunday, Dec. 14 – The Northeast 128th Street on-ramp to southbound I-405 will close from 8 p.m. to 6 a.m. for drainage, grading and paving work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The northbound I-405 off-ramp to Northeast 70th Street will close from 9 p.m. to 6 a.m. nightly for roadway excavation work. This ramp will not close if the Northeast 85th Street on-ramp to northbound I-405 ramp closes.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 70th Street on-ramp to northbound I-405 will close from 9 p.m. to 6 a.m. nightly for roadway excavation and drainage work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The southbound I-405 off-ramp to Northeast 70th Street will close from 9 p.m. to 6 a.m. nightly for roadway excavation and drainage work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 85th Street on-ramp to northbound I-405 will close from 10 p.m. to 6 a.m. nightly for drainage and grading work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 85th Street on-ramp to southbound I-405 will close from 10 p.m. to 6 a.m. nightly for drainage and grading work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The northbound I-405 off-ramp to Northeast 85th Street will close from 10 p.m. to 6 a.m. nightly for roadway excavation work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 116th Street on-ramp to southbound I-405 will close from 11 p.m. to 5 a.m. nightly for electrical work. This ramp will not close if the Northeast 85th Street on-ramp to northbound I-405 ramp closes.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The northbound I-405 off-ramp to Northeast 128th Street will close from 8 p.m. to 4:50 a.m. for drainage work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 128th Street on-ramp to northbound I-405 will close from 8 p.m. to 4:50 a.m. nightly for drainage work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The southbound I-405 off-ramp to Northeast 128th Street will close from 8 p.m. to 4:50 a.m. nightly for barrier and electrical work.
  • Monday, Dec. 15 to the morning of Friday, Dec. 19 – The Northeast 128th Street on-ramp to southbound I-405 will close from 8 p.m. to 4:50 a.m. nightly for barrier and electrical work.  

Lane Closures: 

Bellevue area

  • Monday, Dec. 15 to the morning of Thursday, Dec. 18– One lane of northbound I-405 between Northeast Sixth Street and SR 520 will close from 8 p.m. to 5 a.m. nightly for electrical work.
  • Monday, Dec. 15 to the morning of Thursday, Dec. 18– One lane of southbound I-405 between SR 520 and Northeast Sixth Street will close from 7 p.m. to 5 a.m. nightly for electrical work.

Bothell/Lynnwood area 

  • No lane closure at this time.

Kirkland area

  • Monday, Dec. 15 to the morning of Friday, Dec. 19– Up to two lanes of northbound I-405 between Northeast 70th Street and Northeast 85th Street will close from 8 p.m. to 6 a.m. nightly for roadway excavation and drainage work.

I-405: SE 8th to Northup Way Paving - #8601

Last update: 1:51 p.m., 11/17
Milepost: 13.68-14.85
Mark Sawyer, project engineer, 425-225-8799
Get project information

  • This project is suspended until Spring 2015.