23/12/2024
The Pioneering Spirit is the world's largest offshore construction vessel, designed by the Swiss company Allseas Group for the single-lift installation and removal of large oil and gas platforms, as well as the installation of record-weight pipelines. Built by Daewoo Shipbuilding & Marine Engineering in South Korea, the vessel measures 382 meters in length and 124 meters in width, with a gross tonnage of 403,342.
The ship features a unique twin-hull design with a slot measuring 122 meters in length and 59 meters in width at the bow, allowing it to straddle platform topsides for lifting operations. Equipped with a topside lift capacity of 48,000 tonnes and a jacket lift capacity of 25,000 tonnes, the Pioneering Spirit employs eight sets of horizontal lifting beams for topside operations and two tilting lift beams at the stern for jacket installations and removals.
For pipeline installation, the vessel utilizes an S-lay system with a tension capacity of 2,000 tonnes, capable of laying pipelines in all water depths. The Pioneering Spirit is powered by eight 20-cylinder MAN diesel generators, providing a total installed power of 95 megawatts, and is propelled by 12 Rolls-Royce azimuth thrusters, enabling a maximum speed of 14 knots and dynamic positioning capabilities.
The vessel accommodates up to 571 personnel in two-berth cabins, ensuring sufficient space for crew and project staff during extensive offshore operations. Since commencing offshore activities in August 2016, the Pioneering Spirit has set new records in offshore lifting, including the removal of Repsol's 13,500-tonne Yme production unit in the Norwegian North Sea on 22 August 2016.
In 2022, Allseas announced plans to enhance the vessel's single-lift capacity from 48,000 tonnes to 60,000 tonnes, enabling it to target a wider range of platforms and supersized converter stations for the offshore wind industry.
As of December 2024, the Pioneering Spirit continues to play a pivotal role in offshore construction, decommissioning, and pipeline installation projects worldwide, contributing significantly to advancements in offshore engineering and project ex*****on efficiency.
Marine Surveyor
Tukang Survey Kapal
PT. Binaga Ocean Surveyor (BOS)
email : [email protected]