I-5 and I-405 closures for maintenance

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  WSDOT announced overnight lane closures on I-5 and I-405 for maintenance work“005: Nightly from 9 p.m. to 5 a.m. the next day beginning Monday, Aug. 10 to 5 a.m. Friday, Aug. 14, the northbound Interstate 5 off-ramp to northbound Southcenter Parkway (milepost 154) will close for maintenance. The off-ramp to southbound Southcenter Parkway will remain open. 005: Overnight lane and ramp closures on I-5 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. Double lane closures &amp; rest area closures: 8 p.m. to 6 a.m. Monday to Wednesday 9 p.m. Thursday to 6 a.m. Friday 9 p.m. Friday to 9 a.m. Saturday Ramp closures: 9 p.m. to 6 a.m. Monday to Wednesday 10 p.m. Thursday to 6 a.m. Friday 10 p.m. Friday to 8 a.m. S 005: Monday, August 10 to the morning of Friday, August 14: Up to two lanes of northbound I-405 between milepost 17.45 and milepost 18.12 will be closed, nightly from 11:30 p.m. - 4:30 a.m.”
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  The lane closures on I-5 and I-405 for maintenance work will start on Monday, August 10“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 lane closures on I-5 and I-405 for maintenance work will end on Friday, August 14No usable supporting receipt — unverified.
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  The northbound I-405 between mileposts 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 northbound I-5 off-ramp to Southcenter Parkway (milepost 154) will close nightly from 9 p.m. to 5 a.m.“005: Nightly from 9 p.m. to 5 a.m. the next day beginning Monday, Aug. 10 to 5 a.m. Friday, Aug. 14, the northbound Interstate 5 off-ramp to northbound Southcenter Parkway (milepost 154) will close for maintenance. The off-ramp to southbound Southcenter Parkway will remain open.”
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  The northbound I-5 off-ramp to Southcenter Parkway (milepost 154) will close through August 14“005: Nightly from 9 p.m. to 5 a.m. the next day beginning Monday, Aug. 10 to 5 a.m. Friday, Aug. 14, the northbound Interstate 5 off-ramp to northbound Southcenter Parkway (milepost 154) will close for maintenance. The off-ramp to southbound Southcenter Parkway will remain open.”
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  I-5 between Maytown Road and Old Highway 99 will have overnight closures for paving“005: Overnight lane and ramp closures on I-5 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.”
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  I-5 between Maytown Road and Old Highway 99 will have overnight closures for paving from August 11 to August 29“005: Overnight lane and ramp closures on I-5 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. Double lane closures &amp; rest area closures: 8 p.m. to 6 a.m. Monday to Wednesday 9 p.m. Thursday to 6 a.m. Friday 9 p.m. Friday to 9 a.m. Saturday Ramp closures: 9 p.m. to 6 a.m. Monday to Wednesday 10 p.m. Thursday to 6 a.m. Friday 10 p.m. Friday to 8 a.m. S Effective: Aug 11, 2026, 3:47 PM Expected end: Aug 29, 2026, 9:00 AM”
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  Starting Saturday, August 15, the left lane of northbound I-5 between Samish Way and Iowa Street will close daily from 6 a.m. to 10 a.m.“005: Daily from 6 to 10 a.m. starting Saturday, Aug. 15 to Sunday, Aug. 16, the left lane of northbound Interstate 5 will be closed for maintenance between Samish Way (milepost 252) and Iowa Street (milepost 254). The Iowa Street on-ramp to northbound I-5 will close from 6 a.m. to 1 p.m. Saturday, Aug. 15.”
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  Starting Saturday, August 15, the left lane of northbound I-5 between Samish Way and Iowa Street will close for two days“005: Daily from 6 to 10 a.m. starting Saturday, Aug. 15 to Sunday, Aug. 16, the left lane of northbound Interstate 5 will be closed for maintenance between Samish Way (milepost 252) and Iowa Street (milepost 254). The Iowa Street on-ramp to northbound I-5 will close from 6 a.m. to 1 p.m. Saturday, Aug. 15.”
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  State Route 96 will alternate traffic with flaggers daily from 7 a.m. to 2 p.m.“096: Daily from 7 a.m. to 2 p.m. beginning Monday, Aug. 10 to 2 p.m. Friday, Aug. 14, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 5) to Lark Dairy Farm (milepost 6) for utilities work.”
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  State Route 96 will alternate traffic with flaggers daily through August 14 for utility work“096: Daily from 7 a.m. to 2 p.m. beginning Monday, Aug. 10 to 2 p.m. Friday, Aug. 14, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 5) to Lark Dairy Farm (milepost 6) for utilities work.”