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Infrastructure

I-405, SR 527 closures begin July 27

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Multiple Washington State Department of Transportation (WSDOT) projects begin Monday, July 27, with lane closures on I-405, SR 527, and other routes. Southbound I-405 will have up to two lanes closed nightly from 11 p.m. to 4 a.m. between mileposts 18. 11 and 16. 45 through July 31. A separate I-405 off-ramp to Northeast 30th Street will close nightly from 9 p.m. to 5 a.m. through July 29.

SR 527 will see its center lane closed nightly from 9 p.m. Monday through Thursday, July 27-30. State Route 203 will have one lane closed nightly Sunday through Friday mornings for paving between Duvall and Monroe. Other closures include State Route 96 with traffic alternating daily 7 a.m. to 2 p.m. and US 2 with nightly closures from 9 p.m. to 4 a.m. through July 31.

πŸ“„ Source: WSDOT β€” Highway Construction & Closures β€” https://wsdot.wa.gov/travel/road-construction
Source receipts20 of 22 claims supported Β· 91%

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  • βœ“
    Multiple Washington State Department of Transportation (WSDOT) projects begin Mondayβ€œ405: Monday, July 27 to the morning of Friday, July 31: Up to two lanes of southbound I-405 between milepost 18.11 and milepost 16.45 will be closed, nightly from 11 p.m. – 4 a.m.”
  • βœ“
    The projects begin on July 27β€œEffective: Jul 27, 2026, 12:00 AM”
  • βœ“
    Lane closures on I-405 will start on Mondayβ€œ405: Monday, July 27 to the morning of Friday, July 31: Up to two lanes of southbound I-405 between milepost 18.11 and milepost 16.45 will be closed, nightly from 11 p.m. – 4 a.m.”
  • βœ“
    Lane closures on SR 527 will start on Mondayβ€œ527: The center lane of southbound SR 527 from 214th Street Southeast to the southbound I-405 off-ramp will be closed nightly from 9 p.m. Monday, July 27 to 12 a.m. Thursday, July 30.”
  • ⚠
    Other routes will have lane closures starting on MondayNo usable supporting receipt β€” unverified.
  • βœ“
    Southbound I-405 will have up to two lanes closed nightlyβ€œ405: Monday, July 27 to the morning of Friday, July 31: Up to two lanes of southbound I-405 between milepost 18.11 and milepost 16.45 will be closed, nightly from 11 p.m. – 4 a.m.”
  • βœ“
    The lane closures on Southbound I-405 will be from 11 p.m. to 4 a.m.β€œ405: Monday, July 27 to the morning of Friday, July 31: Up to two lanes of southbound I-405 between milepost 18.11 and milepost 16.45 will be closed, nightly from 11 p.m. – 4 a.m.”
  • βœ“
    The lane closures on Southbound I-405 will be between mileposts 18. 11 and 16. 45β€œ405: Monday, July 27 to the morning of Friday, July 31: Up to two lanes of southbound I-405 between milepost 18.11 and milepost 16.45 will be closed, nightly from 11 p.m. – 4 a.m.”
  • βœ“
    The lane closures on Southbound I-405 will last through July 31β€œ405: Up to two lanes of southbound I-405 from Lake Washington Boulevard Southeast (milepost 9) to North 30th Street (milepost 6.5) will be closed nightly, 9:30 p.m. Monday, July 27 – 5 a.m. Friday, July 31.”
  • βœ“
    A separate I-405 off-ramp to Northeast 30th Street will close nightlyβ€œ405: The southbound I-405 off-ramp to Northeast 30th Street will be closed nightly, 9 p.m. Monday, July 27 – 5 a.m. Wednesday, July 29. A signed detour will be in place.”
  • βœ“
    The off-ramp closure on I-405 will be from 9 p.m. to 5 a.m.β€œThe southbound I-405 off-ramp to Northeast 30th Street will be closed nightly, 9 p.m. Monday, July 27 – 5 a.m. Wednesday, July 29. A signed detour will be in place.”
  • βœ“
    The off-ramp closure on I-405 will last through July 29β€œ405: The southbound I-405 off-ramp to Northeast 30th Street will be closed nightly, 9 p.m. Monday, July 27 – 5 a.m. Wednesday, July 29. A signed detour will be in place.”
  • βœ“
    SR 527 will see its center lane closed nightlyβ€œ527: The center lane of southbound SR 527 from 214th Street Southeast to the southbound I-405 off-ramp will be closed nightly from 9 p.m. Monday, July 27 to 12 a.m. Thursday, July 30.”
  • βœ“
    The center lane closure on SR 527 will be from 9 p.m. Monday through Thursdayβ€œ527: The center lane of southbound SR 527 from 214th Street Southeast to the southbound I-405 off-ramp will be closed nightly from 9 p.m. Monday, July 27 to 12 a.m. Thursday, July 30.”
  • βœ“
    The center lane closure on SR 527 will last from July 27 to July 30β€œ527: The center lane of southbound SR 527 from 214th Street Southeast to the southbound I-405 off-ramp will be closed nightly from 9 p.m. Monday, July 27 to 12 a.m. Thursday, July 30.”
  • βœ“
    State Route 203 will have one lane closed nightlyβ€œ203: From 7 p.m. to 6 a.m. Sunday nights through Friday mornings beginning Monday, July 27, one lane of State Route 203 will be closed for a paving project between just south of Duvall to the Monroe city limits (mileposts 12.53 to 23.20). Flaggers and pilot cars will direct alternating traffic through the remaining open lane.”
  • ⚠
    The lane closure on State Route 203 will be Sunday through Friday morningsNo usable supporting receipt β€” unverified.
  • βœ“
    The lane closure on State Route 203 will be for paving between Duvall and Monroeβ€œ203: From 7 p.m. to 6 a.m. Sunday nights through Friday mornings beginning Monday, July 27, one lane of State Route 203 will be closed for a paving project between just south of Duvall to the Monroe city limits (mileposts 12.53 to 23.20). Flaggers and pilot cars will direct alternating traffic through the remaining open lane.”
  • βœ“
    Other closures include State Route 96 with traffic alternating dailyβ€œ096: Daily from 7 a.m. to 2 p.m. beginning Monday, July 27 to 2 p.m. Friday, July 31, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 4) to State Route 9 (milepost 6) for utilities work.”
  • βœ“
    The traffic alternation on State Route 96 will be from 7 a.m. to 2 p.m.β€œ096: Daily from 7 a.m. to 2 p.m. beginning Monday, July 27 to 2 p.m. Friday, July 31, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 4) to State Route 9 (milepost 6) for utilities work.”
  • βœ“
    US 2 will have nightly closures from 9 p.m. to 4 a.m.β€œ002: Nightly from 9 p.m. to 4 a.m. the next day beginning Monday, July 27 to 5 a.m. Friday, July 31, US 2 traffic will alternate with flaggers from Money Creek Campground (milepost 45) to Skykomish east city limits (milepost 48) for utilities work. The shoulder of US 2 will also close.”
  • βœ“
    The nightly closures on US 2 will last through July 31β€œ002: Nightly from 9 p.m. to 4 a.m. the next day beginning Monday, July 27 to 5 a.m. Friday, July 31, US 2 traffic will alternate with flaggers from Money Creek Campground (milepost 45) to Skykomish east city limits (milepost 48) for utilities work. The shoulder of US 2 will also close. Effective: Jul 24, 2026, 9:23 AM Expected end: Jul 31, 2026, 5:00 AM”

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