What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) Aircraft was at flight idle on oil rig ST220. Pilot had his head down, and writing in his log, when he felt an uncommanded lift to the rear. He compensated by pulling up on the collective, adjusting the throttle to open, and moving his cyclic forward. Aircraft departed rig and impacted the water.
As the FAA filed it
(-23) AIRCRAFT WAS AT FLIGHT IDLE ON OIL RIG ST220. PILOT HAD HIS HEAD DOWN, AND WRITING IN HIS LOG, WHEN HE FELT AN UNCOMMANDED LIFT TO THE REAR. HE COMPENSATED BY PULLING UP ON THE COLLECTIVE, ADJUSTING THE THROTTLE TO OPEN, AND MOVING HIS CYCLIC FORWARD. AIRCRAFT DEPARTED RIG AND IMPACTED THE WATER.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.