← The Eastside Wire
Infrastructure

SR 14, I-405, SR 20, SR 9, and I-405 closures effective Aug. 26

WSDOT announced new and ongoing lane closures on multiple highways effective August 26, 2026.

SR 14 eastbound will have intermittent lane closures from milepost 27.5 to 42.14 beginning August 26 at 6:42 a.m. I-405 will have northbound lane closures from Northeast 85th Street to Northeast 100th Street from August 28 at 11 p.m. through August 31 at 4 a.m. SR 20 near Loup Loup Pass will have alternating one-lane, two-way traffic Mondays through Thursdays until August 27. SR 9 near Kalloch Road will operate with single-lane alternating traffic until September 14 for fish passage construction.

WSDOT states traffic delays are expected during these closures. Detours will be posted for I-405 closures, and automatic flaggers will manage traffic on SR 20. The SR 9 fish passage project is scheduled to continue until September 14, with additional alternating traffic patterns through September 3.

πŸ“„ Source: WSDOT β€” Highway Construction & Closures β€” https://wsdot.wa.gov/travel/road-construction
Source receipts13 of 14 claims supported Β· 93%

Legacy automated check: the original source text was not preserved. These earlier verdicts have not passed the current publication checks and may contain errors. Source: original document β†—

  • βœ“
    WSDOT announced new and ongoing lane closures on multiple highways effective August 26, 2026β€œ014: Maintenance on SR 14 eastbound from milepost 27.5 near Riverside Drive to milepost 42.14 near Ash Lake Road will have a intermittent lane closure. Use caution beginning at 6:42 am on August 26, 2026 until further notice. Effective: Aug 26, 2026, 6:42 AM”
  • βœ“
    SR 14 eastbound will have intermittent lane closures from milepost 27.5 to 42.14β€œ014: Maintenance on SR 14 eastbound from milepost 27.5 near Riverside Drive to milepost 42.14 near Ash Lake Road will have a intermittent lane closure. Use caution beginning at 6:42 am on August 26, 2026 until further notice.”
  • βœ“
    SR 14 eastbound will have intermittent lane closures beginning August 26 at 6:42 a.m.β€œ014: Maintenance on SR 14 eastbound from milepost 27.5 near Riverside Drive to milepost 42.14 near Ash Lake Road will have a intermittent lane closure. Use caution beginning at 6:42 am on August 26, 2026 until further notice. Effective: Aug 26, 2026, 6:42 AM”
  • βœ“
    I-405 will have northbound lane closures from Northeast 85th Street to Northeast 100th Streetβ€œ405: Up to three lanes of northbound I-405 will close from the Northeast 85th Street on-ramp to Northeast 100th Street from 11 p.m. Friday Aug. 28 to 4 a.m. Monday, Aug. 31. A signed detour will be in place.”
  • βœ“
    I-405 will have northbound lane closures from August 28 at 11 p.m. through August 31 at 4 a.m.β€œ405: Up to three lanes of northbound I-405 will close from the Northeast 85th Street on-ramp to Northeast 100th Street from 11 p.m. Friday Aug. 28 to 4 a.m. Monday, Aug. 31. A signed detour will be in place. Effective: Aug 24, 2026, 12:00 AM Expected end: Aug 31, 2026, 4:00 AM 405: All lanes of northbound I-405 will close from Northeast 70th Place to Northeast 85th Street from 11 p.m. Friday Aug. 28 to 4 a.m. Monday, Aug. 31. A signed detour will be in place. Effective: Aug 21, 2026, 12:00 AM Expected end: Aug 31, 2026, 4:00 AM ”
  • βœ“
    SR 20 near Loup Loup Pass will have alternating one-lane, two-way traffic Mondays through Thursdaysβ€œ020: Travelers on SR 20 near Loup Loup Pass will encounter slowdowns and delays while contractor crews perform pavement repairs and paving throughout the pass Mondays to Thursdays from 6 a.m. to 8 p.m. until Aug. 27. Expect alternating, one-lane, two-way traffic, automatic flaggers, temporary rumble strips and reduced speed limits.”
  • βœ“
    SR 20 near Loup Loup Pass will have alternating one-lane, two-way traffic until August 27β€œ020: Travelers on SR 20 near Loup Loup Pass will encounter slowdowns and delays while contractor crews perform pavement repairs and paving throughout the pass Mondays to Thursdays from 6 a.m. to 8 p.m. until Aug. 27. Expect alternating, one-lane, two-way traffic, automatic flaggers, temporary rumble strips and reduced speed limits.”
  • βœ“
    SR 9 near Kalloch Road will operate with single-lane alternating trafficβ€œ009: SR 9 is reduced to a single lane near Kalloch Road (MP 59) with a signal alternating northbound and southbound traffic through a bypass road for 42 days, until Sept. 14 for fish passage construction.”
  • βœ“
    SR 9 near Kalloch Road will operate with single-lane alternating traffic until September 14β€œ009: SR 9 is reduced to a single lane near Kalloch Road (MP 59) with a signal alternating northbound and southbound traffic through a bypass road for 42 days, until Sept. 14 for fish passage construction.”
  • βœ“
    SR 9 fish passage construction is scheduled to continue until September 14β€œ009: SR 9 is reduced to a single lane near Kalloch Road (MP 59) with a signal alternating northbound and southbound traffic through a bypass road for 42 days, until Sept. 14 for fish passage construction. Expect delays in the area.”
  • βœ“
    Traffic delays are expected during these closuresβ€œTravelers on SR 20 near Loup Loup Pass will encounter slowdowns and delays while contractor crews perform pavement repairs and paving throughout the pass Mondays to Thursdays from 6 a.m. to 8 p.m. until Aug. 27. Expect alternating, one-lane, two-way traffic, automatic flaggers, temporary rumble strips and reduced speed limits.”
  • βœ“
    Detours will be posted for I-405 closuresβ€œ405: Up to three lanes of northbound I-405 will close from the Northeast 85th Street on-ramp to Northeast 100th Street from 11 p.m. Friday Aug. 28 to 4 a.m. Monday, Aug. 31. A signed detour will be in place.”
  • βœ“
    Automatic flaggers will manage traffic on SR 20β€œ020: Travelers on SR 20 near Loup Loup Pass will encounter slowdowns and delays while contractor crews perform pavement repairs and paving throughout the pass Mondays to Thursdays from 6 a.m. to 8 p.m. until Aug. 27. Expect alternating, one-lane, two-way traffic, automatic flaggers, temporary rumble strips and reduced speed limits.”
  • ⚠
    Additional alternating traffic patterns are scheduled for SR 9 through September 3No usable supporting receipt β€” unverified.

The Eastside Wire is free. Get Puyallup's news delivered every morning.