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Jan De Nul rocks for Riffgrund 2

Simon Stevin to install scour protection for monopiles at 450MW project

Jan De Nul rocks for Riffgrund 2 image

Jan De Nul Group fall pipe vessel Simon Stevin has arrived at the Visnes Eklogitt quarry in Norway to load 32,000 tonnes of rock for the 450MW Borkum Riffgrund 2 offshore wind farm in the German North Sea.

Simon Stevin will transport the rock to the project site 34km north of Borkum island where it will install scour protection layers onto the seabed for the project’s 36 turbine foundations.

In total, four batches of rocks will be loaded, transported and installed by the Simon Stevin.

The last three consignments will be come from the Rekefjord quarry and be loaded in Eemshaven in the Netherlands, the company said.

Jan De Nul jack-up vessel Vole au Vent will start installing the project’s monopile foundations in 2018.

Dong Energy is developing Borkum Riffgrund 2, which will comprise MHI Vestas 8MW turbines and is due to go live in 2019.

Image: Simon Stevin loading in Norway (Jan De Nul)

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