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} | Ship displacement = | Ship length = | Ship beam = | Ship draught = | Ship depth = | Ship decks = | Ship deck clearance = | Ship ramps = | Ship ice class = | Ship sail plan = | Ship power = | Ship propulsion = | Ship speed = 4.5 kn | Ship capacity = | Ship crew = 102 berths | Ship notes = 〔 }} |} ''Byford Dolphin'' is a semi-submersible, column-stabilised drilling rig operated by Dolphin Drilling, a Fred. Olsen Energy subsidiary, and currently contracted by BP for drilling in the United Kingdom section of the North Sea. It is registered in Hamilton, Bermuda. The rig has suffered some serious accidents, most notably an explosive decompression in 1983 that killed five workers and badly injured one. In 2009, it was contracted for three years to BP.〔 〕 == Description == ''Byford Dolphin'' drilling rig is an Enhanced Aker H-3 design which was built by Aker Group at the Aker Verdal shipyard in 1974. Between 1974 and 1978, she was named ''Deep Sea Driller''.〔 ''Byford Dolphin'' has a length of , breadth of and depth of . She has a maximum drilling depth of , and she could operate at a water depth of .〔 〕 As a drilling rig, ''Byford Dolphin'' is equipped with advanced drilling equipment and has to meet strict levels of certification under Norwegian law. ''Byford Dolphin'' is able to maneuver with its own engines (to counter drift and ocean currents), but for long-distance relocation, it must be moved by specialist tugboats. 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Byford Dolphin」の詳細全文を読む スポンサード リンク
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