What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) At time and place of occurrence, the instructor did not guard collective control during landing. Student pilot lowered collective too fast causing helicopter to land hard and roll over, causing substantial damage to the aircraft. No injuries were reported.
As the FAA filed it
(-23) AT TIME AND PLACE OF OCCURRENCE, THE INSTRUCTOR DID NOT GUARD COLLECTIVE CONTROL DURING LANDING. STUDENT PILOT LOWERED COLLECTIVE TOO FAST CAUSING HELICOPTER TO LAND HARD AND ROLL OVER, CAUSING SUBSTANTIAL DAMAGE TO THE AIRCRAFT. NO INJURIES WERE REPORTED.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.