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Infrastructure

I-405, SR 155 closures impact Peninsula travel

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Multiple road closures and lane restrictions begin Monday, July 27, through July 31, according to WSDOT. Southbound I-405 will have up to two lanes closed nightly between mileposts 18.11 and 16.45 from 11 p.m. to 4 a.m. and again from 9:30 p.m. to 5 a.m. on the same route between mileposts 9 and 6.5.

State Route 155 remains closed from milepost 46 near Nespelem to milepost 78 near Omak due to a wildfire with no estimated reopening date. Other closures include SR 527 center lane closure nightly from 9 p.m. to 12 a.m. and SR 203 lane closure for paving from 7 p.m. to 6 a.m. daily through July 31. SR 96 and SR 20 will have alternating traffic with flaggers during work hours.

πŸ“„ Source: WSDOT β€” Highway Construction & Closures β€” https://wsdot.wa.gov/travel/road-construction
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  • βœ“
    Multiple road closures and lane restrictions begin Monday, July 27β€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“
    Multiple road closures and lane restrictions continue through July 31β€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“
    Southbound I-405 will have up to two lanes closed nightly 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 closure on Southbound I-405 is 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“
    Southbound I-405 will have up to two lanes closed again from 9:30 p.m. to 5 a.m.β€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“
    The closure on Southbound I-405 is on the same route between mileposts 9 and 6.5β€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“
    State Route 155 remains closed from milepost 46 near Nespelem to milepost 78 near Omakβ€œ155: SR 155 is closed from milepost 46, two miles north of Nespelem to milepost 78, two miles east of Omak, due to a wildfire. An estimated reopening time is not determined.”
  • βœ“
    State Route 155 remains closed due to a wildfireβ€œ155: SR 155 is closed from milepost 46, two miles north of Nespelem to milepost 78, two miles east of Omak, due to a wildfire. An estimated reopening time is not determined.”
  • βœ“
    State Route 155 has no estimated reopening dateβ€œ155: SR 155 is closed from milepost 46, two miles north of Nespelem to milepost 78, two miles east of Omak, due to a wildfire. An estimated reopening time is not determined.”
  • βœ“
    Other closures include SR 527 center lane closure nightly from 9 p.m. to 12 a.m.β€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“
    SR 203 lane closure for paving is from 7 p.m. to 6 a.m.β€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“
    SR 203 lane closure for paving is daily through July 31β€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. Effective: Jul 24, 2026, 12:48 PM Expected end: Jul 31, 2026, 6:00 AM”
  • βœ“
    SR 96 and SR 20 will have alternating traffic with flaggers during work hoursβ€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.”

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