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Unformatted text preview: that the crew was unfamiliar with setting the lock‐down sleeve and that this procedure would increase operational risk, there is evidence that members of the crew might have become complacent after drilling was completed. BP contractor Ross Skidmore, when asked about his concerns on the timing of setting the lock‐down sleeve, testified that “when you get to that point, everybody goes to the mind set that weʹre through, this job is done.” 202 B. Setting the Cement Plug On April 16, BP submitted to MMS, and MMS approved, a revised temporary abandonment plan stating that the lock‐down sleeve was to be set BP‐HZN‐MBI100446. One reason to set the lock‐down sleeve during temporary abandonment is to enhance safety by protecting the production casing against uplift forces that might occur during production as a result of hydrocarbons flowing up the wellbore. The panel, however, found no evidence that BP decided to set the lock‐down sleeve when it did out of safety concerns. 201 Testimony of Merrick...
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This note was uploaded on 01/18/2014 for the course BEPP 305 taught by Professor Nini during the Fall '11 term at UPenn.

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