NTSB Identification: FTW87FA219.
The docket is stored on NTSB microfiche number 35148.
Accident occurred Tuesday, September 15, 1987 in CORPUS CHRISTI, TX
Probable Cause Approval Date: 05/16/1989
Aircraft: GRUMMAN AMERICAN AA-5A, registration: N6035L
Injuries: 4 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 AIRCRAFT EXCEEDED MAXIMUM ALLOWABLE TAKEOFF WEIGHT AND AFT CENTER OF GRAVITY LIMITS. THE AIRCRAFT HAD TWO PASSENGERS IN THE REAR SEATS. THE OPERATOR'S MANUAL STATES THAT NO PASSENGERS ARE PERMITTED IN THE REAR SEATS DURING AEROBATIC MANEUVERS. THE PILOT WAS OBSERVED PERFORMING A SERIES OF STEEP CLIMBS, TURNS, AND DIVES, JUST PRIOR TO THE ACCIDENT. ACCORDING TO WITNESSES, THE AIRCRAFT WAS PERFORMING 'HAMMER HEAD STALLS' AND 'RETURN-TO-TARGET' MANEUVERS. ONE WITNESS STATED THAT HE OBSERVED THE AIRCRAFT IN A SPIRALING DESCENT JUST PRIOR TO IMPACT. THE AIRCRAFT IMPACTED THE TERRAIN IN A NEAR FLAT ATTITUDE. ALL FOUR OCCUPANTS OF THE AIRCRAFT HAD RECENTLY COMPLETED NAVY INDOC TRAINING AND WERE TO BEGIN NAVAL FLIGHT TRAINING.

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

JUDGMENT..POOR..PILOT IN COMMAND

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

AEROBATICS..PERFORMED..PILOT IN COMMAND

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

FLIGHT CONTROLS..IMPROPER USE OF..PILOT IN COMMAND

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

STALL..INADVERTENT..PILOT IN COMMAND


Contributing Factors

PREFLIGHT PLANNING/PREPARATION..IMPROPER..PILOT IN COMMAND


Contributing Factors

AIRCRAFT WEIGHT AND BALANCE..EXCEEDED..PILOT IN COMMAND


Contributing Factors

LACK OF TOTAL EXPERIENCE IN TYPE OF AIRCRAFT..PILOT IN COMMAND


Contributing Factors

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND

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