NTSB Identification: CHI92LA007.
The docket is stored on NTSB microfiche number 44898.
Accident occurred Monday, October 14, 1991 in SIOUX CENTER, IA
Probable Cause Approval Date: 01/25/1993
Aircraft: PIPER PA-46-310P, registration: N1FY
Injuries: 1 Serious,4 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 HIGH PERFORMANCE SINGLE ENGINE CORPORATE AIRPLANE COMMENCED ITS PRE-DAWN TAKEOFF ROLL WITH A LEFT FRONT, QUARTERING, CROSSWIND OF APPROXIMATELY 25 MPH. PASSENGERS STATED THAT THE AIRPLANE LIFTED OFF EARLIER THAN THEY'VE BEEN ACCUSTOMED TO. AFTER LIFTOFF, THE AIRPLANE CONTACTED THE GROUND, DEPARTED THE LEFT SIDE OF THE RUNWAY, AND STRUCK A WIND SOCK POLE AND A WIND TEE. THE AIRPLANE WAS REESTABLISHED ON THE RUNWAY AND RAN OFF THE DEPARTURE END. AFTER TRAVELING APPROXIMATELY 1000 FEET FROM THE DEPARTURE END, THE AIRPLANE STRUCK A TREE WITH ITS LEFT WING, SEPARATING IT FROM THE FUSELAGE AT THE WING ROOT. THE AIRPLANE THEN COLLIDED WITH A ROAD EMBANKMENT WENT OVER IT, AND CAME TO REST IN A PLOWED FIELD.

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

THE PILOT IN COMMAND'S NOT MAINTAINING DIRECTIONAL CONTROL AND NOT PERFORMING AN ABORTED TAKEOFF. WINDSHEAR WAS A FACTOR RELATING TO THE ACCIDENT.

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