Energy, Oil & Gas

Mammoet completes offshore jacket loadout for BorWin6 HVDC platform

Mammoet completes offshore jacket loadout for BorWin6 HVDC platform

Progress on the BorWin6 Project advances with the completion of a fabrication yard in Jebel Ali, UAE. Mammoet has handled the transport, loadout, and mooring of the 5,461-tonne offshore jacket foundation, which will support the BorWin6 offshore converter platform, BorWin kappa, in the German North Sea.

The project, developed by TenneT and delivered by McDermott International, involves a 980-megawatt high-voltage direct current connection to transmit offshore wind energy to Germany’s mainland, enhancing grid capacity and supporting sustainable power generation.

Mammoet was selected as a subcontractor to provide critical jacking, transport, and loadout services for McDermott’s EPCI scope of the topside and jacket.

The jacket was moved using 216 axle lines of SPMTs with four power pack units, ensuring controlled steering and transport.

Mammoet winches managed safe mooring during quay operations.

The jacket and foundation piles are now secured for sailaway to Europe.

The project now shifts focus to the next yard phase. Later in 2026, Mammoet will complete the BorWin6 topside jack-up and weighing, expected to be around 17,000 tonnes.

Using the Mega Jack System, capable of handling lifts over 40,000 tonnes, the topside will be prepared for skidded loadout and sailaway, supporting efficient construction and integration of the offshore platform.

“This jacket loadout is an important step for BorWin6 and it reflects the level of planning and control needed in a busy fabrication environment. As the project moves into its next phases, our team is now focused on preparing for the upcoming jack up, weighing and loadout of the topside later in 2026. The Mega Jack 5200 system will be used to provide the control and stability required to handle a structure of this size,” commented Tom Brazier, Mammoet Project Manager. -OGN/TradeArabia News Service

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