- Vessel, position, riser angle, and re-entries.
- Weather, environmental concerns., currents the effect on the riser.
- Well control, gas in riser, oil base versus water base, choke line friction with invert oil base mud.
- Sub sea ,equipment & break downs.
- Station keeping, Procedures and contractors personnel training, drillers, DPO’s, DMS personnel, etc.
|  Offshore Macae, Brazil
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