What makes you think that when that and other similar BOPs worked up until that string of errors with documented consequences?
“What makes you think that when that and other similar BOPs worked up until that string of errors with documented consequences?”
The pressures in the well were extreme. I am not sure if the pressures were just due to human error in the well head construction. It is clear that human errors resulted in dangerous conditions in the well, but BOP design should also be carefully considered in prevention of future disasters.