Jun 15, 2005
Accident
Destroyed Pueblo, CO
Injuries2 serious
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
the flight instructor's failure to maintain control of the helicopter during the attempted autorotation after the loss of engine power for reasons undetermined. Contributing factors include the flight instructor's improper preflight planning, the high density altitude, and the attempted autorotation.
NTSB DEN05FA080