![]() When all connections are welded, the Installation Team will hand over the baton to the TotalEnergies Hook-up and Commissioning team, who will focus on completing and powering up the installed platforms and reconnecting them to the existing North Sea infrastructure. The Sleipnir was built for transportation and installation. In this respect, the Sleipnir’s design is a breakthrough. Installing the Leviathan platform, with Sleipnir's first project being the record-breaking 15,300 topside installation. The ship’s lifting capacities far exceed those of Heerema’s Thialf, the previous record holder. In the coming weeks, the final Tyra II pieces – two bridges and a flare – will be installed. With its new crane vessel Sleipnir, Heerema Marine Contractors is gearing up for growth in demand for heavy lifting services. Afterward, they sailed one nautical mile to the final bare jacket while they raised the module by nine meters to then lower it onto the six legs. With two enormous crane hooks, the team picked up the process module from the heavy transport vessel GPO Emerald. It required a lot of coordination, horsepower, and precision when the crew on Sleipnir had to install the enormous process module. ![]() Thanks to great weather conditions, the crane drivers got the green light to lift the module into its final position less than 24 hours after its arrival and four days ahead of schedule. Heerema Marine Contractors (HMC) is proud to introduce her new semi-submersible crane vessel: Sleipnir. ![]() The sea fastening helped to ensure a safe and stable journey from Indonesia. The work included the transportation and installation of two jackets for client Ørsted that will provide the foundation for the Hornsea 2 wind farm’s RCS and OSS platforms. The lift has been prepared for years, and every single step prior to, during, and post lifting has been outlined in a several hundred pages long manual prepared by Heerema Marine Contractors and TotalEnergies.Īfter the processing module arrived at the Tyra field on October 3, the offshore crew were immediately into action mode and started to remove the sea fastening below the 47-meters-tall module. Heerema’s Sleipnir has safely and sustainably completed its second project in the wind sector this season, having earlier executed the HKZ installation. The lift of the 17,000 metric tons heavy process module broke a world record as the heaviest crane lift ever undertaken at sea. The first results of the DerisCO2 study have previously been presented at the INEC 2020 conference ( Ros et al., 2020 ). A picture of the Sleipnir can be found Fig. Heerema said on Wednesday that Sleipnir successfully installed the 12,050-metric ton Johan Sverdrup processing platform (P2) jacket on 18 June, setting a new record for the heaviest lift jacket. This morning, Heerema Marine Contractors safely installed TotalEnergies’ biggest Tyra II topside on the last remaining bare jacket at the Tyra field. The case study used in the DerisCO2 project is the LNG-fuelled Sleipnir ship of Heerema Marine Contractors. Heerema’s Sleipnir, the LNG-powered world’s largest semi-submersible crane vessel, has set a record for the heaviest crane lift in Norwegian waters.
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