NTSB Identification: NYC88DHM02.
The docket is stored on NTSB microfiche number 41873.
Accident occurred Monday, September 26, 1988 in STORMVILLE, NY
Probable Cause Approval Date: 06/10/1991
Aircraft: AIR COMMAND 532, registration: NONE
Injuries: 1 Serious.

THE ACDNT OCCURRED AS THE NON-CERTIFICATED PLT WAS OPERATING THE NON-REGISTERED GYROPLANE IN THE TRAFFIC PATTERN. WITNESSES HEARD A 'LOUD CRACK.' THEY THEN OBSERVED THE GYROPLANE DESCENDING IN AN APPARENT UNUSUAL ATTITUDE. THE GYROPLANE COLLIDED WITH TREES, ADJACENT TO THE APCH END OF RWY 24 (APRX 240 FT SSE OF THE THRESHOLD). SUBSEQUENTLY, IT CAME TO REST, NORTH OF THE INITIAL IMPACT POINT, BETWEEN THE TREES & THE EXTENDED RWY CENTERLINE. PIECES OF THE RUDDER MOUNT WERE FOUND IN THE VICINITY OF WHERE THE GYROPLANE CAME TO REST; THE RUDDER MOUNT'S MODE OF FAILURE WAS NOT VERIFIED.

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

REASON FOR OCCURRENCE UNDETERMINED





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