NTSB Identification: LAX92LA218.
The docket is stored on NTSB microfiche number 47143.
Accident occurred Sunday, May 24, 1992 in ADELANTO, CA
Probable Cause Approval Date: 01/04/1994
Aircraft: WILLIS HOMEBUILT GYROCOPTER, registration: NONE
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.

THE HOMEBUILT GYROCOPTER WAS OBSERVED BY TO ENTER A STEEP LOW LEVEL TURN OVER THE EL MIRAGE DRY LAKE AFTER MEETING AN APPROACHING MOTOR VEHICLE. THE WITNESS STATED THAT THE GYROCOPTER NOSED INTO THE DRY LAKE BED WHILE IN THE TURN. THE PILOT HAD BUILT THE GYROCOPTER FROM SALVAGE PARTS. HE HAD BEEN FLYING GYROCOPTERS SINCE HE WAS 15 YEARS OLD. HE HAD NOT RECEIVED FORMAL FLIGHT TRAINING IN THE AIRCRAFT. THE PILOT'S TOXICOLOGICAL EXAMINATION SHOWED 5.12 MG/L METHAMPHETAMINE AND 0.47 MG/L AMPHETAMINE IN THE HEART BLOOD.

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

A LOSS OF CONTROL FOR UNDETERMINED REASONS.

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