NTSB Identification: LAX87LA325.
The docket is stored on NTSB microfiche number 34609.
Accident occurred Sunday, September 06, 1987 in MAMMOTH LAKES, CA
Probable Cause Approval Date: 11/29/1988
Aircraft: BEECH A45, registration: N34GL
Injuries: 1 Fatal.

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

DURING AN AIRSHOW PERFORMANCE, THE ACFT COLLIDED WITH THE TERRAIN IN A NEAR VERTICAL ATTITUDE. THE MANEUVER THE PLT WAS TO PERFORM WAS A CUBAN EIGHT. THE FIRST HALF OF THE MANEUVER WAS FLOWN CORRECTLY, HOWEVER, DURING THE SECOND HALF OF IT THE ACFT REMAINED IN AN INVERTED POSITION INSTEAD OF ROLLING RIGHT SIDE UP AT THE TOP OF THE LOOP. THERE WERE NO MECHANICAL FAILURES OR MALFUNCTIONS REPORTED.

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

AIRCRAFT HANDLING..IMPROPER..PILOT IN COMMAND

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

CLEARANCE..MISJUDGED..PILOT IN COMMAND



Contributing Factors

MANEUVER..NOT FOLLOWED..PILOT IN COMMAND

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