NTSB Identification: NYC90LA015.
The docket is stored on NTSB microfiche number 42161.
Accident occurred Thursday, October 19, 1989 in BETHPAGE, NY
Probable Cause Approval Date: 07/22/1992
Aircraft: ROBINSON R22, registration: N8024W
Injuries: 2 Uninjured.
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 HELICOPTER WAS TRAVELING WESTBOUND ON A TRAFFIC REPORTING FLIGHT WHEN THE ENGINE STOPPED. THE PILOT IMMEDIATELY ENTERED AN AUTOROTATION. HE TRIED TO RESTART THE ENGINE TWICE WITH NO SUCCESS AND LANDED DOWNWIND ON THE SOUTH SERVICE ROAD OF THE LONG ISLAND EXPRESSWAY. THIS WAS THE BEST PLACE TO LAND WITHOUT CAUSING INJURY TO PEOPLE OR DAMAGE TO PROPERTY ON THE GROUND. THE TEMPERATURE WAS 48 DEGREES AND THERE WAS LIGHT RAIN. ON OCTOBER 26, 1989, THE ENGINE WAS STARTED AND IT RAN WITHOUT ANY DISCREPANCIES.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: THE PILOT'S IMPROPER HANDLING OF THE HELICOPTER DURING A POWER OFF AUTOROTATION RESULTING IN A HARD LANDING AND A MAIN ROTOR BLADE SEVERING THE TAILBOOM. CONTRIBUTING TO THE ACCIDENT WERE A GUSTY WIND AND THE PILOT'S IMPROPER OPERATION OF POWERPLANT AND POWERPLANT CONTROLS IN CONDITIONS CONDUCIVE TO CARBURETOR ICE.
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