NTSB Identification: CHI89FA027.
The docket is stored on NTSB microfiche number 38383.
Accident occurred Thursday, November 24, 1988 in NORTH VERNON, IN
Probable Cause Approval Date: 01/04/1990
Aircraft: GULFSTREAM AA1A, registration: N9396L
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 AIRCRAFT WAS OBSERVED TO MAKE A HIGH SPEED LOW LEVEL PASS ADJACENT TO THE RUNWAY AND A CLIMBING LEFT TURN AWAY FROM THE AIRPORT, HEADING NORTH. A WITNESS IN A FIELD NORTH OF THE AIRPORT REPORTED SEEING THE AIRCRAFT DESCENDING FROM A LOW ALTITUDE, LEVEL OUT MOMENTARILY AND THEN RESUME A RAPID NOSE DOWN DESCENT UNTIL IT IMPACTED TREES AND THE TERRIAN. EXAMINATION REVEALED CONTROL AND ENG INTERNAL CONTINUITY. NO MECHANICAL DISCREPANCIES WHICH WOULD HAVE CONTRIBUTED TO THE ACCIDENT WERE FOUND. FUEL WAS FOUND IN THE CARBURETOR, FUEL LINES AND FUEL PUMP.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:PROPER ALTITUDE..NOT MAINTAINED..PILOT IN COMMAND
The National Transportation Safety Board determines the probable cause(s) of this accident to be:STALL..INADVERTENT..PILOT IN COMMAND
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