NTSB Identification: MIA86FA241.
The docket is stored on NTSB microfiche number 31928.
Accident occurred Sunday, August 24, 1986 in FELLSMERE, FL
Aircraft: RUSSELL POST MONI MOTORGLIDER, registration: N49P
Injuries: 1 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.
WITNESSES REPORTED SEEING THE AIRCRAFT PERFORMING AEROBATIC MANEUVERS AT APPROXIMATELY 1500 FEET. THE AIRCRAFT WAS LATER FOUND WITH THE TAIL SURFACES SEPARATED. THE TAIL SURFACES WERE FOUND 300 AND 400 FEET FROM THE MAIN WRECKAGE. A METALLURGICAL EXAMINATION OF THE ATTACH POINTS FOR THE TAIL SURFACES REVEALED ALL FAILURES TO BE FROM OVERSTRESS. ACCORDING TO AVAILABLE RECORDS, THE PILOT HAD VERY LITTLE AEROBATIC TRAINING AND EXPERIENCE.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:DESIGN STRESS LIMITS OF AIRCRAFT..EXCEEDED..PILOT IN COMMAND
LACK OF TOTAL EXPERIENCE IN TYPE OPERATION..PILOT IN COMMAND
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