Coquitlam, BC
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Road Closure - Dewdney Trunk Road between Cawthra Court and Pier Drive

Starting October 6, Dewdney Trunk Road between Cawthra Court and Pier Drive will be fully closed (24/7) to all road users, as part of the Metro Vancouver Dewdney Trunk Water Main Project. Please plan an alternate route.

Road Work and Construction Posted on October 04, 2026

What: Metro Vancouver Dewdney Trunk Water Main Construction 

Where: Dewdney Trunk Road between Cawthra Court and Pier Drive (Location Map)

When: The closure is scheduled to begin Tuesday, October 6 and expected to remain in place for approximately four months. The closure will be in effect 24 hours a day, seven days a week (24/7). 

Traffic Impacts and What to Expect:

  • Dewdney Trunk Road will be fully closed (24/7) between Cawthra Court and Pier Drive for approximately four months.
  • Traffic will be detoured via Mariner Way and Barnet Highway.
  • Dewdney Trunk Road between Mariner Way and Barnet Highway will be limited to local traffic only. 
  • Pedestrians will be detoured via Dolphin Street and Mariner Way.
  • Please plan an alternate route to avoid delays or plan extra time.

Driver Safety Reminder:

When traveling through the construction zone, please:

  • Drive with extreme caution and follow construction speed limits.
  • Keep a close watch for work crews and heavy machinery.
  • Obey all construction signage and instructions from traffic personnel.
  • Thank you for your patience as Metro Vancouver's contractor completes this necessary work. 

Follow the City on our social media channels Facebook and Instagram where we update regularly with info on traffic hot spots.

For more information, contact:
Metro Vancouver Information Centre: 604-432-6200
After Hours Emergency: 604-451-6610
Email: icentre@metrovancouver.org (Include “Dewdney Trunk Road Water Main – Mariner Way Section” in the subject line of your email)
Website: metrovancouver.org (Search for “Dewdney Trunk Road Water Main – Mariner Way Section” for more information or to sign up for project updates)


Contact Us

  1. 3000 Guildford Way

    Coquitlam, BC Canada V3B 7N2

    Map to City Hall


    Hours: Mon to Fri, 8 a.m.-5 p.m.

    Reception: 604-927-3000

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