CSB reports unrecognized pipe buckling added to Macondo oil spill

06/16/2014
An incident similar to the 2010 deepwater Macondo well blowout and resulting oil spill still could occur, the US Chemical Safety Board reported June 5 in releasing its investigation findings into the 2010 incident. CSB called for better safety management by oil companies and regulators concerning drilling equipment, and CSB investigators identified a type of pipe buckling that they called effective compression. The blowout preventer (BOP) on the Deepwater Horizon semisubmersible drilling rig on Apr. 20, 2010, failed to seal the well because of this buckling, CSB said in a two-volume draft investigation report released June 5. The report concluded that, under certain conditions, the effect...
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