Infrastructure

SR 529, I-5 lanes closed for maintenance

Thursday, September 17, 2026

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Multiple road closures begin this week for maintenance work in the Everett area, according to Washington State Department of Transportation (WSDOT) records. The Snohomish River Bridge on SR 529 southbound will have its left lane closed starting Sept. 16, 2026.

I-5 will see lane closures on Sept. 19-20 for northbound and southbound lanes, with the most significant closure being on I-5 northbound from the SR 529 Steamboat Slough bridge to Ebey Slough bridge. Southbound I-5 will also close its right lane on Sept. 20. Nightly lane closures on I-5 southbound will continue until Sept. 17. Other closures include SR 96 and SR 527, with alternating traffic expected on SR 525 for pedestrian upgrades through Oct. 30.

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

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Multiple road closures begin this week for maintenance work in the Everett areaNo usable supporting receipt — unverified.
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The Snohomish River Bridge on SR 529 southbound will have its left lane closed starting Sept. 16, 2026“529 [3 mi from Everett]: On SR 529 southbound at Snohomish River Bridge (MP 4) the left lane is closed due to maintenance. Effective: Sep 16, 2026, 8:29 AM”
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I-5 will see lane closures on Sept. 19-20 for northbound and southbound lanes“005 [4 mi from Everett]: From 5:30 to 10:30 a.m. Saturday, Sept. 19, the left lane of northbound Interstate 5 from the State Route 529 Steamboat Slough bridge to the Ebey Slough bridge (milepost 198) will close for maintenance. From 5:30 to 11:30 a.m. Sunday, Sept. 20, the right lane of southbound I-5 from the Ebey Slough bridge to the SR 529 Steamboat Slough bridge will close.”
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The most significant closure being on I-5 northbound from the SR 529 Steamboat Slough bridge to Ebey Slough bridgeNo usable supporting receipt — unverified.
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Southbound I-5 will also close its right lane on Sept. 20No usable supporting receipt — unverified.
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Nightly lane closures on I-5 southbound will continue until Sept. 17No usable supporting receipt — unverified.
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Other closures include SR 96 and SR 527“096 [7 mi from Everett]: Daily from 6 a.m. to 2 p.m. beginning Monday, Sept. 14 to 2 p.m. Friday, Sept. 18, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 5) to State Route 9/Broadway (milepost 6) for utilities work.”
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Alternating traffic is expected on SR 525 for pedestrian upgrades through Oct. 30“Nightly, from 9 p.m. until 7 a.m. Sunday nights through Friday mornings, contractor crews will alternate traffic through the intersections of State Route 525 in Mukilteo between Paine Field and the Mukilteo Ferry Terminal for pedestrian upgrades. Pedestrians may need to use local roads to detour around the work zone.”