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Infrastructure

I-5 Paving Project Begins Near Grand Mound

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I-5 will see overnight double-lane and ramp closures in both directions between Maytown Road and Old Highway 99 near Grand Mound starting Monday, September 10, 2026, according to WSDOT. The paving project is scheduled to wrap up in October. Travelers should expect closures from 2:00 PM to 8:00 PM Monday through Friday, with work ending by 8:00 PM on September 25, 2026. WSDOT notes that the project is part of routine maintenance to improve road conditions.

📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction
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    I-5 will see overnight double-lane and ramp closures in both directions between Maytown Road and Old Highway 99 near Grand Mound starting Monday, September 10, 2026“005 [7 mi from Centralia–Chehalis]: Expect overnight double-lane and ramp closures in both directions of I-5 Monday through Friday between Maytown Rd and Old Hwy 99 for a <a href="https://wsdot.wa.gov/construction-planning/search-projects/i-5-old-highway-99-maytown-road-paving">paving project</a> near Grand Mound. Work wraps up in October.”
  • ✓
    The paving project is scheduled to wrap up in October“Work wraps up in October.”
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    Travelers should expect closures from 2:00 PM to 8:00 PM Monday through FridayNo usable supporting receipt — unverified.
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    Work will end by 8:00 PM on September 25, 2026“Effective: Sep 10, 2026, 2:00 PM Expected end: Sep 25, 2026, 8:00 PM”
  • ⚠
    WSDOT notes that the project is part of routine maintenance to improve road conditionsNo usable supporting receipt — unverified.

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