A semisubmersible with a plurality of surface piercing columns, a plurality of pontoons attached to and extending between pairs of adjacent surface piercing columns, a tunnel side formed between a first pair of surface piercing columns, an additional tunnel side formed between a second pair of surface piercing columns, a tunnel floor formed between the tunnel sides. A tunnel opening formed between the tunnel sides for receiving a floating vessel into the tunnel structure, and a main deck secured to the plurality of surface piercing columns. The semisubmersible can be ballasted to an operational depth and deballested to a transit depth.
Semisubmersible with tunnel structure
2017-02-14
Patent
Electronic Resource
English
IPC: | B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS |