Infrastructure

I-405 and I-5 Work Begins

Wednesday, August 12, 2026

2 min read

🤖 By Aiden

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Starting Monday, August 10, multiple highway construction projects begin affecting Puyallup residents and commuters. The I-405 Express Toll Lanes between milepost 17. 45 and 18. 12 will close nightly from 8:30 p.m. to 5 a.m. through Friday, August 14. I-5 will see lane closures near Southcenter Parkway and Iowa Street starting August 15.

Puyallup drivers should plan for nightly I-405 closures and morning I-5 lane shifts. The I-5 project near Grand Mound will close lanes from August 11 to 29, with specific overnight and weekend work periods. SR 169 will close from August 17 to September 21 for fish barrier removal, with detours in place.

WSDOT warns of traffic impacts for daily commuters. Residents should check WSDOT's website for real-time updates. The projects aim to improve road conditions and infrastructure safety in the region.

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

Source receipts4 of 13 claims supported · 31%

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Multiple highway construction projects begin affecting Puyallup residents and commuters starting Monday, August 10No usable supporting receipt — unverified.
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The I-405 Express Toll Lanes between milepost 17. 45 and 18. 12 will close nightly from 8:30 p.m. to 5 a.m.“405: Monday, August 10 to the morning of Friday, August 14: Two Express Toll Lanes (ETL’s) of northbound I-405 between milepost 17.45 and milepost 18.12 will be closed, nightly from 8:30 p.m. - 5 a.m.”
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The I-405 closures will continue through Friday, August 14“405: Monday, August 10 to the morning of Friday, August 14: Two Express Toll Lanes (ETL’s) of northbound I-405 between milepost 17.45 and milepost 18.12 will be closed, nightly from 8:30 p.m. - 5 a.m.”
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I-5 will see lane closures near Southcenter Parkway and Iowa Street starting August 15No usable supporting receipt — unverified.
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Puyallup drivers should plan for nightly I-405 closuresNo usable supporting receipt — unverified.
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Puyallup drivers should plan for morning I-5 lane shiftsNo usable supporting receipt — unverified.
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The I-5 project near Grand Mound will close lanes from August 11 to 29No usable supporting receipt — unverified.
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The I-5 project near Grand Mound will have specific overnight and weekend work periodsNo usable supporting receipt — unverified.
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SR 169 will close from August 17 to September 21 for fish barrier removal“169: Starting at 12:01 a.m. Monday, Aug. 17, both directions of SR 169 will close between Southeast 332nd Street and Plass Road near Jones Lake for 35 days for fish barrier removal. Separate signed detours will guide people around the closure. Local access is permitted north and south of the closure, and businesses are open and accessible along SR 169.”
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Detours will be in place for SR 169 closures“Separate signed detours will guide people around the closure.”
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WSDOT warns of traffic impacts for daily commutersNo usable supporting receipt — unverified.
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Residents should check WSDOT's website for real-time updatesNo usable supporting receipt — unverified.
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The projects aim to improve road conditions and infrastructure safety in the regionNo usable supporting receipt — unverified.