An oil well blowout is the term for an uncontrolled flow of oil from a well into the air, resulting when the pressure in the ground exceeds the pressure in the drilling column
The methane gas shot up through the drilling column
and out on the platform of the Deepwater Horizon - before igniting, exploding and engulfing the rig in flames.
Column tops: similar design and color of cast stone Column piers below grade: depth TBD at time of drilling Column
brick: similar or same brick and cast stone used at Gateway & Medal of Honor Park etc.