Port of Montreal tells businesses to expect shipping delays as workers set to head back on the job Port of Montreal activities will resume Sunday morning. The Senate has passed legislation that will force 1,150 dockworkers to head back on the job after a five-day strike. Social Sharing CBC News · Posted: May 01, 2021 12:17 PM ET | Last Updated: May 1 The Port of Montreal says there are close to 20,000 shipping containers on its territory because of this week's strike. (Graham Hughes/The Canadian Press) The Senate has passed legislation to force more than a thousand striking dockworkers to head back on the job, and while activities at the Port of Montreal are set to resume, businesses waiting to ship or receive goods should expect delays.