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Unformatted text preview: the bridge on the evening of April 20, 2010. Transocean’s failure to train the marine crew to handle serious blowout events was a possible contributing cause in the Deepwater Horizon incident. 114 X. Ignition Source(s) and Explosions Two explosions occurred almost immediately after the blowout when the large gas plume that had developed over the rig came in contact with one or more ignition sources on the rig. The Panel considered the following possible sources of ignition: (1) main engines and engine switch gear rooms; (2) mud gas separator; (3) electrical equipment in hazardous areas; (4) friction and mechanical sources; (5) non‐hazardous area sources; and (6) electrostatic discharge. It is not possible to determine with certainty the source of ignition because much of the physical evidence relevant to making such a determination was lost with the rig or otherwise is not available. Based upon its review of witnesses testimony and other evidence, the Panel concluded that the main engines (and switch gear rooms) and the mud gas separator were the most likely ignition sources. A. Main Engines an...
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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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