What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On Saturday, January 29, 2005, at approximately 1845 UTC, N9688F, a Hughes helicopter model 269C impacted the ground during autorotation training at Centennial Airport, Centennial, Colorado. The instructor and student were not injured. The helicopter was destroyed. The FAR 91 training flight originated at Centennial Airport. No flight plan was filed. The instructor stated the maneuver began at the south end of the airport at the compass rose, 600 ft. above actual ground level with the student at the controls. Approximately two thirds of the way through the descent, the airspeed had dropped to 40 knots with a high rate of descent. The instructor took control and prepared for a run on landing. The helicopter touched down, skidded, the right skid collapsed, the main rotor contacted the ground and the helicopter came to rest.
As the FAA filed it
(-23) ON SATURDAY, JANUARY 29, 2005, AT APPROXIMATELY 1845 UTC, N9688F, A HUGHES HELICOPTER MODEL 269C IMPACTED THE GROUND DURING AUTOROTATION TRAINING AT CENTENNIAL AIRPORT, CENTENNIAL, COLORADO. THE INSTRUCTOR AND STUDENT WERE NOT INJURED. THE HELICOPTER WAS DESTROYED. THE FAR 91 TRAINING FLIGHT ORIGINATED AT CENTENNIAL AIRPORT. NO FLIGHT PLAN WAS FILED. THE INSTRUCTOR STATED THE MANEUVER BEGAN AT THE SOUTH END OF THE AIRPORT AT THE COMPASS ROSE, 600 FT. ABOVE ACTUAL GROUND LEVEL WITH THE STUDENT AT THE CONTROLS. APPROXIMATELY TWO THIRDS OF THE WAY THROUGH THE DESCENT, THE AIRSPEED HAD DROPPED TO 40 KNOTS WITH A HIGH RATE OF DESCENT. THE INSTRUCTOR TOOK CONTROL AND PREPARED FOR A RUN ON LANDING. THE HELICOPTER TOUCHED DOWN, SKIDDED, THE RIGHT SKID COLLAPSED, THE MAIN ROTOR CONTACTED THE GROUND AND THE HELICOPTER CAME TO REST.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.