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Unformatted text preview: d 6. B. Mud Gas Separator As discussed previously in this Report, immediately following the blowout the rig crew decided to send the hydrocarbon influx to the mud gas Id. at 342. Testimony of Paul Meinhart, Joint Investigation Hearing, May 29, 2010 at 32‐33. 309 310 119 separator, which could have caused the catastrophic failure of the device. 311 The Panel found evidence that the configuration of the mud gas separator system directed the venting gas back towards the rig floor. A 12‐inch device called a mud gas separator outlet vent was located at the top of the derrick and was configured so that the pipe ran back toward the rig. This “gooseneck” piping directed any venting gas and fluids back down to the rig floor. Another device called a vacuum breaker was configured in a similar manner, but located at approximately one‐third of the height of the derrick. A number of individuals onboard the Deepwater Horizon at the time of the blowout testified about what they saw in the vicinity of t...
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