Infrastructure

I-405, SR 527 closures this week

Wednesday, July 29, 2026

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I-405 will have southbound lane closures nightly from 11 p.m. to 4 a.m. between mileposts 18.11 and 16.45 through July 31. SR 527 will have its center lane closed nightly from 9 p.m. to 12 a.m. between 214th Street Southeast and I-405 from July 27 to July 30.

State Route 203 will have one lane closed nightly from 7 p.m. to 6 a.m. through July 31 for paving between Duvall and Monroe. US 395 is closed at milepost 213.1 near Blue Creek Road through July 28 until 1:30 p.m. for a collision with a detour in place.

WSDOT notes that SR 96 will have alternating traffic with flaggers from 7 a.m. to 2 p.m. through July 31, and SR 20 will have alternating traffic from 9 a.m. to 2:30 p.m. from July 28 to July 30 for utility work.

📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction

Source receipts12 of 19 claims supported · 63%

Legacy automated check: the original source text was not preserved. These earlier verdicts have not passed the current publication checks and may contain errors. Source: original document ↗

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I-405 will have southbound lane closures nightly from 11 p.m. to 4 a.m.“405: 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.”
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The lane closures are between mileposts 18.11 and 16.45No usable supporting receipt — unverified.
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The lane closures will be through July 31“405: 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.”
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SR 527 will have its center lane closed nightly from 9 p.m. to 12 a.m.“527: 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.”
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The center lane closure is between 214th Street Southeast and I-405“527: 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.”
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The center lane closure will be from July 27 to July 30No usable supporting receipt — unverified.
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State Route 203 will have one lane closed nightly from 7 p.m. to 6 a.m.“203: 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.”
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The one lane closure is through July 31No usable supporting receipt — unverified.
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The one lane closure is for pavingNo usable supporting receipt — unverified.
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The one lane closure is between Duvall and Monroe“203: 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.”
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US 395 is closed at milepost 213.1 near Blue Creek Road“395: Collision on US 395 at milepost 213.1 near Blue Creek Rd. The roadway is closed; however, a detour route is in place. Watch for flaggers. Beginning at 6:10 am on July 28, 2026, until about 1:30 pm. Follow detour in place and expect delay.”
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The closure is through July 28No usable supporting receipt — unverified.
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The closure is until 1:30 p.m.No usable supporting receipt — unverified.
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The closure is for a collision with a detour in placeNo usable supporting receipt — unverified.
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WSDOT notes that SR 96 will have alternating traffic with flaggers from 7 a.m. to 2 p.m.“096: 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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The alternating traffic on SR 96 is through July 31“096: 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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SR 20 will have alternating traffic from 9 a.m. to 2:30 p.m.“020: Daily from 9 a.m. to 2:30 p.m. beginning Tuesday, July 28 to 2:30 p.m. Thursday, July 30, State Route 20 traffic will alternate with flaggers from Lyman Hamilton Road (milepost 79) to Russell Road (milepost 82) for utilities work.”
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The alternating traffic on SR 20 is from July 28 to July 30“020: Daily from 9 a.m. to 2:30 p.m. beginning Tuesday, July 28 to 2:30 p.m. Thursday, July 30, State Route 20 traffic will alternate with flaggers from Lyman Hamilton Road (milepost 79) to Russell Road (milepost 82) for utilities work.”
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The alternating traffic on SR 20 is for utility work“020: Daily from 9 a.m. to 2:30 p.m. beginning Tuesday, July 28 to 2:30 p.m. Thursday, July 30, State Route 20 traffic will alternate with flaggers from Lyman Hamilton Road (milepost 79) to Russell Road (milepost 82) for utilities work.”