The Darlington-3 reactor and its systems have been “separated” from the three remaining operating units at the Canadian nuclear station as work continues on the refurbishment project.
Ontario Power Generation said workers installed the last bulkhead section to complete a physical protective barrier 10 days ahead of the originally planned 44-day schedule. The installation of the bulkhead, which involved welding together 16 steel panels each weighing more than 5,000 kg, is part of “islanding” – or physically isolating – Unit 3 to create a safe and defined work area for refurbishment and protect workers and the plant.
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