NTSB Identification: MIA86FA027.
The docket is stored on NTSB microfiche number 29752.
Accident occurred Saturday, November 09, 1985 in DUNNELLON, FL
Aircraft: PARSONS B/P GYROCOPTER, registration: N54WP
Injuries: 2 Fatal.

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 WHO WAS NOT RATED IN HELICOPTERS OR GYROPLANES AND HAD AN EXPIRED INSTRUCTORS CERTIFICATE WAS IMPARTING INSTRUCTION TO A STUDENT PLT IN A 2 PLACE HOMEBUILT GYROCOPTER. WHEN ON DOWNWIND TURN TO BASE LEG THE STUDENT TIPPED THE ROTOR DISC FORWARD AND THE ROTOR RPM DECAYED. THE ROTOR THEN WAS OBSERVED TO STRIKE THE RUDDER AND IT FAILED. THE ACFT THEN WAS OBSERVED TO FALL IN UNCONTROLLED FLT TO THE GROUND.

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

ROTOR RPM..NOT MAINTAINED..DUAL STUDENT

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

LACK OF RECENT TOTAL EXPERIENCE..DUAL STUDENT

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

REMEDIAL ACTION..NOT PERFORMED..PILOT IN COMMAND(CFI)

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

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND(CFI)

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

LACK OF RECENT EXPERIENCE IN TYPE OF AIRCRAFT..PILOT IN COMMAND(CFI)


Contributing Factors

FLIGHT CONTROL,RUDDER..SEPARATION

Index for Nov1985 | Index of months