Dragados Offshore, working in consortium with Siemens, carried out engineering (including conceptual, basic and design engineering), procurement, construction, load-out/transportation, offshore installation, testing and commissioning of the DolWin6 offshore HVDC converter platform (DolWin kappa) and its associated jacket structure. Dragados’ stated scope covered the design, supply, construction, transportation and installation of the offshore platform and jacket, while Siemens’ scope covered the HVDC equipment for the substations and development of the onshore station.