PROJECT OVERVIEW Operators from the Suncor Refinery located in Sarnia, Ontario noticed that sinkholes were forming directly above their main outfall sewer to the St. Clair River. The potential failure of the 60” was cause for significant public and operational concern. This line needed to be fixed immediately. LiquiForce and its Project Management Team were contacted to coordinate and supply all labour, equipment and materials to complete this work. The challenges on the project were: ¦ Bypass approx. 4 billion litres of cooling water on a 24-7 schedule for 39 days (16,000 to 20,000 usgpm) ¦ Maintain 100% uptime to plant ¦ Provide continuous effluent sampling for ministry reporting ¦ Report hourly flow readings ¦ Conform to environmental regulations ¦ Conform to all saf

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