Equipment

Allseas operates a versatile fleet of specialised heavy-lift, pipelay and subsea installation vessels. Our vessels are designed in-house and equipped with cutting-edge technology that allows us to push the boundaries of heavy lift, pipelay and subsea installation even further.

Pioneering Spirit

Pioneering Spirit  is a game-changing vessel, designed for the single-lift installation and removal of large oil and gas platforms and the installation of record-weight pipelines.

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Solitaire

Solitaire  has set new standards in the pipelay industry. She has achieved lay speeds of over 9 km a day, and holds almost every record for heavy deepwater pipelines.

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Audacia

Audacia  is optimised for the execution of small- to large-diameter pipeline projects of any length in all water depths, and especially well-equipped for the installation of specialised structures.

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Lorelay

Lorelay  is the world’s first pipelay vessel to operate on full dynamic positioning, optimised for the execution of small- and medium-diameter pipelay projects of any length.

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Calamity Jane

Calamity Jane  is a trenching support vessel that assists Allseas’ pipelayers with activities such as pre- and post-route survey, crossing preparation and mattress installation.

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Tog Mor

Tog Mor  is a shallow water pipelay barge capable of working in as little as 2 m of water and fitted with special equipment that enables her to perform midpoint tie-in.

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Fortitude

Fortitude  is a multipurpose offshore construction vessel optimised for the installation of flexibles, umbilicals, manifolds, jumpers and other subsea production system components.

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Oceanic

Oceanic  is an offshore construction vessel boasting ice class and anti-icing systems, moon pools, 4000 m water depth rated ROV systems and offshore cranes.

 

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Pipe supply vessels

Alegria, Felicity and Fortress  are dynamically positioned (DP2) offshore supply vessels, delivering a continuous flow of line pipe to our installation vessels.

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Welding equipment

Phoenix  is our automated welding system, featuring double and triple torch welding bugs, enhanced welding characteristics and unrivalled reliability.

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Small equipment

Allseas is at the forefront of new technologies, developing specialist tools and equipment to meet specific project or client requirements, thereby enhancing performance and increasing efficiency in the field.

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Subsea equipment

Allseas designs, manufactures and operates a wide range of state-of-the-art offshore lifting and handling systems, pipelay equipment and trenching systems.

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