NTSB Identification: ANC87FA043.
The docket is stored on NTSB microfiche number 32484.
Accident occurred Saturday, March 07, 1987 in ANCHORAGE, AK
Probable Cause Approval Date: 03/21/1988
Aircraft: Bell 47G-2, registration: N6140C
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.

A FLIGHT INSTRUCTOR AND HIS COMMERCIAL ROTORCRAFT STUDENT WERE PRACTICING QUICK STOPS TO A HOVER AT LOW ALTITUDE OVER A SNOW COVERED NON-MAINTAINED AIRSTRIP. THE STUDENT, A COMMERCIALLY RATED FIXED WING PILOT, HAD SUCCESSFULLY COMPLETED THREE QUICK STOPS, BUT STRUCK THE TAIL ROTOR ON THE RUNWAY SURFACE ON HIS FOURTH ATTEMPT CAUSING THE TAIL ROTOR TO SEPARATE FROM THE AIRCRAFT. THE FLIGHT INSTRUCTOR TOOK THE CONTROLS AND MADE AN EMERGENCY LANDING. THE HELICOPTER LANDED HARD AND ROLLED ONTO ITS RIGHT SIDE. THE HELICOPTER WAS SUBSTANTIALLY DAMAGED, BUT NEITHER PILOT WAS INJURED.

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

AIRCRAFT HANDLING..NOT MAINTAINED..PILOT IN COMMAND(CFI)

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

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

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

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


Contributing Factors

PROCEDURES/DIRECTIVES..NOT FOLLOWED..DUAL STUDENT


Contributing Factors

PROCEDURES/DIRECTIVES..NOT FOLLOWED..PILOT IN COMMAND(CFI)

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