Infrastructure

I-405, SR 532 closures begin this week

Friday, July 31, 2026

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Starting Monday, July 27, up to two lanes of southbound I-405 between mileposts 18.11 and 16.45 will close nightly from 11 p.m. to 4 a.m. until Friday, July 31.

State Route 532 will see westbound traffic shifted between mileposts 4 and 3 from 9 p.m. Sunday, August 2, to 4 a.m. Monday, August 3, for paving work. Other closures include SR 203, SR 96, SR 522, SR 211, and US 2, all with specific dates, times, and locations detailed in WSDOT's updates.

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

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Starting Monday, July 27, up to two lanes of southbound I-405 between mileposts 18.11 and 16.45 will close nightly“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 closure of southbound I-405 will be 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 closure of southbound I-405 will continue until Friday, 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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State Route 532 will see westbound traffic shifted between mileposts 4 and 3“532: From 9 p.m. Sunday, Aug. 2 to 4 a.m. Monday, Aug. 3, the westbound traffic on SR 532/Camano Island Highway between 102nd Avenue Northwest (milepost 4) and 104th Drive Northwest (milepost 3) will see a traffic shift for maintenance paving.”
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The traffic shift on State Route 532 will occur from 9 p.m. Sunday, August 2“532: From 9 p.m. Sunday, Aug. 2 to 4 a.m. Monday, Aug. 3, the westbound traffic on SR 532/Camano Island Highway between 102nd Avenue Northwest (milepost 4) and 104th Drive Northwest (milepost 3) will see a traffic shift for maintenance paving.”
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The traffic shift on State Route 532 will end at 4 a.m. Monday, August 3“532: From 9 p.m. Sunday, Aug. 2 to 4 a.m. Monday, Aug. 3, the westbound traffic on SR 532/Camano Island Highway between 102nd Avenue Northwest (milepost 4) and 104th Drive Northwest (milepost 3) will see a traffic shift for maintenance paving. Effective: Jul 30, 2026, 9:07 AM Expected end: Aug 3, 2026, 4:00 AM”
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The traffic shift on State Route 532 is for paving work“532: From 9 p.m. Sunday, Aug. 2 to 4 a.m. Monday, Aug. 3, the westbound traffic on SR 532/Camano Island Highway between 102nd Avenue Northwest (milepost 4) and 104th Drive Northwest (milepost 3) will see a traffic shift for maintenance paving.”
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Other closures include SR 203No usable supporting receipt — unverified.
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Other closures include SR 96No usable supporting receipt — unverified.
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Other closures include SR 522No usable supporting receipt — unverified.
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Other closures include SR 211No usable supporting receipt — unverified.
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Other closures include US 2No usable supporting receipt — unverified.
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All other closures have specific dates, times, and locations detailed in WSDOT's updatesNo usable supporting receipt — unverified.