An upending system for upending an elongate element 14 from aboard a vessel 10 offshore comprises an upending frame 26 that is pivotable with the element into an upright orientation about a horizontal pivot axis 28. The upending frame is arranged to support an upper portion of the element extending between the pivot axis and a top end (18, Fig 1b) of the element. A lifting tool 46 is engageable with the top end of the element and the upending frame extends to and is engageable with the lifting tool. In a separate embodiment a support frame 36 is pivotably connected at a first end 38 to the upending frame and has a second end 40 that is movable horizontally relative to a deck of the vessel.
Upending elongate structures offshore
2025-07-02
Patent
Electronic Resource
English