NTSB Identification: FTW86FPA10.
The docket is stored on NTSB microfiche number 29600.
Accident occurred Friday, December 20, 1985 in HURST, TX
Aircraft: BELL BH206L-1, registration: N1069Q
Injuries: 2 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE INSTRUCTOR PLT WAS DEMONSTRATING AN AUTOROTATION FROM THE 'TOP OF THE HEIGHT-VELOCITY' CURVE. THE CFI ZEROED THE AIRSPEED AND ENTERED THE AUTOROTATION AT AN ALT OF APRX 400 FT AGL. THE ACFT TOUCHED DOWN HARD, SPREADING THE SKIDS, SEVERING THE TAIL BOOM AND DAMAGING THE ROTOR BLADES.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

AIRCRAFT HANDLING..IMPROPER..PILOT IN COMMAND(CFI)

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