BorWin5

Platform transportation and installation
Pioneering Spirit
Pioneering Spirit en route to the BorWin5 wind development

Transport & installation of the 900 MW converter station for the BorWin5 offshore grid connection system, off the coast of Borkum in the German North Sea.

Company: Dragados Offshore (TenneT, Siemens Energy)

Location: Borkum, German North Sea

Water depth: 40 metres

Transport & single-lift installation of 900 MW offshore converter station

Deployment of all lift system (TLS, JLS, 5000-t crane) 

BorWin5 will supply over 1.1 million households with clean electricity

Scope of work

  • Transport of transformer topsides & jacket from fabrication yard (Cadiz, Spain) to Rotterdam for transfer to Pioneering Spirit
  • Transport to the field & single-lift installation of 13,500-tonne converter topsides (with TLS) & 7650-tonne jacket (with JLS)
  • Lift, stab & drive the foundation piles (incl. noise mitigation) with 5000-tonne crane
  • Grout the annulus between the piles and pile sleeves
Pioneering Spirit transporting the DolWin epsilon convertor station

Specials & challenges

  • Jacket & topsides transported on one barge & installed in a single campaign
  • Transport & single-lift installation of complete offshore converter station (incl. piling of foundation piles)
  • Strict environmental regulations & new legislative area of operations
BorWin epsilon topsides and jacket tow out from Dragados yard
Jacket and topsides transfer to Pioneering Spirit in Rotterdam
Arrival jacket and topsides in Rotterdam
Jacket and topsides transfer to Pioneering Spirit in Rotterdam
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