Jan De Nul Group has installed a total of 72 wind turbines of 8.4MW each on behalf of Vattenfall Denmark.Approximately 4.5 months after the start of this installation campaign in January, Jan De Nul, Siemens Gamesa and Vattenfall have finished the installation of the 604MW Kriegers Flak offshore wind farm. The wind farm is expected to be fully operational by the end of 2021.