Aker Mh As

Knut Halvorsen

Geir Ingebretsen

Kurt Andresen

Anders Chr Hannevig

A deck arrangement for a vessel or platform () configured for performing subsea operations, the vessel or platform having a main deck () and a working station () and facilities () for supporting activities in the working station, the working station further comprising a working area (). One or more deck elements () are arranged at an elevation different from than of the main deck () and at an elevation where upper surfaces of the deck elements () and the upper surface of the working area () are on the same, or substantially same, level. Preferably, the deck elements are arranged above the main deck () and above one or more of the facilities (). The facilities may be a riser storage compartment, a BOP area and/or a pipe deck.

Deck arrangement on a vessel or platform for performing subsea operations

An apparatus for restraining an assembly suspended by a structure on an offshore platform or vessel, includes a movable carrier configured for controllable movement on a structure of the platform or vessel. A restraining member is movably connected to the carrier via a joint and the restraining member includes an abutment region for abutment with at least one element of the assembly. An assembly-locking device is provided for selectively and releasably locking at least one element of the assembly to the restraining member. A restraining device for a tensioner assembly which is suspended by a structure on an offshore platform or vessel and extending into a moonpool, includes a pair of restraining apparatuses, arranged on opposite sides of the moonpool and individually movable on respective rails by a traction device in interaction with respective racks.

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Lillesand, Norway

Knut Halvorsen