


The last of the Gyda jacket says goodbye
Though the majority of Repsol Norge’s Gyda Oil Field jacket was dismantled in September 2022, the very last pieces of the jacket were removed just recently. 100% of the Gyda jacket can now be recycled.Read more
Allseas’ Pioneering Spirit bags more installation jobs in German North Sea
Allseas has been selected to install the high voltage direct current (HVDC) converter platforms for the DolWin4 and BorWin4 offshore grid connection projects in the German North Sea. Awarded by Dragados Offshore, the contract covers...Read more
PCJ 2022 Review: Q4’s most read
The year 2022 has been filled with exciting projects and interviews, but for the next couple of days, we will look into the articles that have got the most attention from our readers, quarter by...Read more
Inside Allseas’ Pioneering Spirit (video)
Installing and removing jackets and topsides from offshore platforms, laying pipelines, and housing over 500 crew members… Allseas’ impressive Pioneering Spirit does it all. The world’s largest working vessel is now moored at the Prinses...Read more
More decommissioning work booked for Pioneering Spirit
Allseas has booked more work for Pioneering Spirit, the world’s largest construction vessel, in the UK northern sea. The vessel, with its single-lift technology, has been contracted by EnQuest for the removal of Heather Alpha...Read more
Pioneering Spirit removes North Sea’s Tyra field jackets
Allseas’ Pioneering Spirit is headed for Frederikshaven, in Denmark, to bring two jackets from the North Sea’s Tyra field for recycling. Read more
Allseas deploys Pioneering Spirit to German North Sea
The Pioneering Spirit is on its way to the German North Sea from Rotterdam. There, its topsides and jacket lift technology will be used in the installation of TenneT’s 900-MW offshore converter station.Read more
Is Pioneering Spirit now also called Pieter Schelte?
Has Allseas added back the name of Pieter Schelte to the hull of the installation vessel Pioneering Spirit? You would say that after studying a recent photo of the mega-ship. Pieter Schelte is again very...Read more
Pioneering Spirit removes the Gyda platform
Allseas’ Pioneering Spirit, the largest construction vessel, has recently removed the Gyda platform from the souther part of the Norwegian sector in the North Sea. The vessel has reached Aker Solutions yard in Stord where...Read more
The story of the Pioneering Spirit jacket lift system (Part 3)
VideoAllseas’ Pioneering Spirit, the largest construction vessel, has recently received its new jacket lift system built to install and remove entire jackets up to 20,000 tonnes in a single lift. The upgrade has already been...Read more
Allseas’ Pioneering Spirit wraps up first commercial lift with new JLS
Allseas has finally seen the first result of what it called revolution of its offshore construction behemoth Pioneering Spirit, as it completed its first commercial lift with the recently installed new JLS technology. The jacket...Read more
Pioneering Spirit lifts Johan Sverdrup 25,000 tonne platform into place
Allseas’ Pioneering Spirit has installed the 25,000 tonne new processing platform (P2) for Equinor’s Johan Sverdrup development offshore Norway. The massive platform was lifted into position in one lift with the world’s largest construction vessel...Read more
Allseas’ Pioneering Spirit to lift 125,000 tonnes of facilities in 2022
Allseas informed that the company has been booked to transport some 125,000 tonnes of new and obsolete offshore facilities with its Pioneering Spirit. The vessel has been undergoing some additional modification and transformation recently. Read more
Allseas starts testing Pioneering Spirit’s JLS
Allseas has started the testing and commissioning phase for the Pioneering Spirit’s new jacket lift system (JLS) capable of lifting and transporting the largest supporting structures. Read more
Allseas hits home stretch on Pioneering Spirit JLS upgrade
Allseas is entering the final weeks of the installation phase for the jacket lift system on its Pioneering Spirit, the largest construction vessel. The company’s engineers and crew are working full throttle to slot the...Read more
Pioneering Spirit installs Hollandse Kust (zuid) Alpha platform
Allseas’ multipurpose platform installation and removal vessel Pioneering Spirit has installed the offshore transformer station of the Hollandse Kust (zuid) Alpha platform on the jacket in the North Sea, about 20 kilometres off the coast...Read more
Video: the story of the Pioneering Spirit jacket lift system
Allseas’ Pioneering Spirit, the largest construction vessel, has recently received its new jacket lift system built to install and remove entire jackets up to 20,000 tonnes in a single lift. The vessel itself has been...Read more
Mammoet lends a hand with Pioneering Spirit’s JLS system installation
Dutch heavy lift specialist Mammoet has recently given a hand to Allseas with the transfer and installation of the new jacket lift system on the construction vessel, Pioneering Spirit. Mammoet helped with the JLS beams...Read more