Sif, Smulders Start Manufacturing Foundations for Dogger Bank C

Dutch offshore wind foundation manufacturer, Sif, has started the production of monopile foundations for the third phase of the Dogger Bank Wind Farm in the UK, the world’s biggest offshore wind farm under construction.

According to a trading update Sif issued on 17 May, the company — which is delivering foundations for all three phases of the 3.6 GW offshore wind farm with its Belgian partner Smulders — the manufacturing of monopiles and transition pieces (TPs) for Dogger Bank C was underway during the first three months of this year and will continue throughout the next nine months, together with the production of foundations for the Empire Wind 1 project in the US.

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The consortium between Sif and Smulders signed a contract for the supply of all 87 monopiles and transition pieces for Dogger Bank C in 2021, after securing the same work for Dogger Bank A and B in 2020.

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At Dogger Bank A, all monopiles were in place in Autumn 2023 with the installation of TPs and wind turbines continuing into this year.

The installation of monopiles and transition pieces on Dogger Bank B started this month.

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A total of 277 monopiles and TPs will be installed across all three phases of the Dogger Bank Wind Farm.

The first two 1.2 GW phases, Dogger Bank A and Dogger Bank B, will comprise 95 Haliade-X 13 MW wind turbines each, and Dogger Bank C will feature 87 Haliade-X 14 MW turbines.

The entire 3.6 GW Dogger Bank Wind Farm is expected to be completed in 2026.


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