NTSB Identification: MKC89LA016.
The docket is stored on NTSB microfiche number 37429.
Accident occurred Wednesday, October 26, 1988 in DAVENPORT, IA
Probable Cause Approval Date: 09/11/1989
Aircraft: HILLER UH-12C, registration: N57FD
Injuries: 2 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

WHILE DEMONSTRATING AN AUTOROTATION TOUCHDOWN, A TAILBOOM STRIKE WAS EXPERIENCED. DAMAGE WAS INCURRED TO THE TAILBOOM, THE TAIL ROTOR DRIVE SHAFT, AND ONE MAIN ROTOR BLADE. THE CFI SAID EVERTHING FELT NORMAL DURING TOUCHDOWN AND BELIEVED THE SOFT TERRAIN CONDITIONS CONTRIBUTED TO THE ACCIDENT.

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

FLARE..IMPROPER..PILOT IN COMMAND(CFI)

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

ROTORCRAFT FLIGHT CONTROLS..IMPROPER USE OF..PILOT IN COMMAND(CFI)



Contributing Factors

TERRAIN CONDITION..SOFT

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