Allseas’ heavy lift vessel Pioneering Spirit has completed its first decommissioning job of this summer, the single-lift removal of Shell U.K. Limited’s Brent Alpha platform from the North Sea.
On May 22, the port of Rotterdam was able to celebrate a Dutch premier: the aerial delivery by drone of a parts consignment to Allseas’ Pioneering Spirit, the biggest vessel in the world.
Pioneering Spirit is the world’s largest platform installation/decommissioning and pipelay vessel built for the Allseas company. The ship is also by far the world’s largest vessel overall ever constructed in terms of its gross tonnage of 403,342 gt, as well as its breadth (123.75 m/406 ft) and displacement (900,000 metric tons).
Allseas’ single-lift installation/decommissioning and pipelay vessel Pioneering Spirit has completed the heaviest installation ever executed in a single lift offshore to date.
Allseas’ “Pioneering Spirit” set a world lifting record with the safe and successful removal of Shell UK’s 24,000 t Brent Delta platform topsides from the North Sea.
Allseas’ dynamically positioned single-lift installation/decommissioning and pipelay vessel “Pioneering Spirit” successfully executed her maiden heavy lift project, removal of the 13,500 t Yme MOPU in the North Sea.
Crowds of people turned out to watch as the world’s largest vessel, Allseas’ “Pioneering Spirit”, departed Rotterdam Saturday morning 6 August, Allseas’ record-breaking single-lift installation/decommissioning and pipelay vessel has been moored in Rotterdam’s Alexiahaven since January 2015 for installation, commissioning and testing of the topsides lift system.
Allseas’ has successfully completed commissioning of the Topsides lift system and the major part of the harbour test programme of the single-lift installation/decommissioning and pipelay vessel “Pioneering Spirit” in the Alexia harbour, Rotterdam, at the end of July 2016.
Shell is preparing for the decommissioning of one of the world’s largest oil fields, Brent Oil and Gas Field, using Pioneering Spirit, the largest ship ever by displacement. Watch how they plan to do so inside the article.