Infrastructure

WSDOT Closes Lanes on I-405, US 12 for Repairs

Wednesday, August 19, 2026

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WSDOT announced several lane closures and overnight work on Wenatchee-area highways starting this week. The left express toll lane of northbound I-405 will close nightly from August 17 to 21. Southbound I-405 will have up to two lanes closed from August 19 to 21. US 12 over I-5 will have a single lane closed nightly for bridge repairs from August 10 to 20. SR 141 Spur will have alternating single-lane traffic through a work zone from August 18 to 19. Drivers should expect delays and follow detour signs. WSDOT advises travelers to slow down, stay focused, and expect up to 20 minutes of additional travel time in some areas.

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

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WSDOT announced several lane closures and overnight work on Wenatchee-area highways starting this week.No usable supporting receipt — unverified.
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The left express toll lane of northbound I-405 will close nightly from August 17 to 21.“405: The left express toll lane of northbound I-405 between Northeast 160th Street (milepost 22.61) and SR 527 (milepost 27.1) will be closed nightly from 8:30 p.m. Monday, August 17 to 5 a.m. Friday, August 21.”
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Southbound I-405 will have up to two lanes closed from August 19 to 21.“405: Up to two lanes of southbound I-405 from Coal Creek Parkway Southeast (milepost 9.5) to milepost 8.63 will be closed nightly, 10:30 p.m. Wednesday, Aug. 19 – 5 a.m. Friday, Aug. 21.”
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US 12 over I-5 will have a single lane closed nightly for bridge repairs from August 10 to 20.“012: From 7:30 p.m. Monday, Aug. 10 to 6 a.m. Thursday, Aug. 20: A single lane of US 12 over I-5 (milepost 66.5) will close nightly for bridge repairs.”
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SR 141 Spur will have alternating single-lane traffic through a work zone from August 18 to 19.“141SPUNDRWD: Tuesday, Aug. 18 and Wednesday, Aug. 19: Travelers in both directions of SR 141 Spur will take turns moving through a single lane along the White Salmon River between mileposts 6.39 and 6.75 each day from 6 a.m. to 3 p.m., for culvert repair work.”
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Drivers should expect delays and follow detour signs.“Slow down, stay focused and expect delays.”
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WSDOT advises travelers to slow down, stay focused, and expect up to 20 minutes of additional travel time in some areas.“Slow down, stay focused and expect delays of up to 20 minutes.”