NTSB Identification: LAX92LA008.
The docket is stored on NTSB microfiche number 45594.
Accident occurred Saturday, October 05, 1991 in FLAGSTAFF, AZ
Probable Cause Approval Date: 05/26/1993
Aircraft: GRUMMAN AA-5A, registration: N9694U
Injuries: 1 Minor.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE DENSITY ALTITUDE AT THE TIME OF THE ACCIDENT WAS CALCULATED TO BE IN EXCESS OF 9,800 FEET. NUMEROUS GROUND WITNESSES AT THE AIRPORT REPORTED THAT THE AIRCRAFT ROTATED IN A NOSE HIGH ATTITUDE, CLIMBED TO ABOUT 30 FEET ABOVE RUNWAY 21 AND FLEW ALONG ITS 7,000 FOOT LENGTH WITHOUT GAINING ANY ADDITIONAL ALTITUDE. THE AIRCRAFT WAS OBSERVED TO DESCEND IN THE SAME RELATIVE NOSE HIGH ATTITUDE INTO THE GROUND ABOUT 100 YARDS BEYOND THE DEPARTURE END OF THE RUNWAY. A POST CRASH FIRE STARTED AFTER THE IMPACT SEQUENCE AND CONSUMED THE AIRCRAFT. ALL OF THE WITNESSES REPORTED HEARING STRONG ENGINE SOUNDS DURING THE ACCIDENT SEQUENCE FROM THE TAKEOFF TO GROUND IMPACT.

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

AN INADVERTENT STALL/MUSH DUE TO THE PILOT'S FAILURE TO MAINTAIN THE APPROPRIATE AIRSPEED DURING THE TAKEOFF ATTEMPT. FACTORS IN THE ACCIDENT WERE THE HIGH DENSITY ALTITUDE AND THE INADEQUATE PREFLIGHT PLANNING BY THE PILOT.

Index for Oct1991 | Index of months