The next-generation monopiles, being fabricated for the UK Carbon Trust’s pile soil analysis (Pisa) scheme by Danish contractors NLMK DanSteel and Bladt Industries, will be trialled in Dunkirk in France and at Cowden in England – two sites that mirror North Sea seabed geology.

Dong expects to be able to cut five metres off the length of conventional designs, which should shed over 13% of the weight of a 300-tonne monopile.

“This