NTSB Identification: SEA02TA022.
The docket is stored in the Docket Management System (DMS). Please contact Records Management Division
Accident occurred Thursday, January 03, 2002 in Butte, MT
Probable Cause Approval Date: 04/08/2003
Aircraft: Hughes 369D, registration: N8393F
Injuries: 2 Uninjured.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this public aircraft accident report.
While returning from a flight at about 600-800 feet above ground level, the engine lost power. The pilot autorotated the helicopter to a median between a highway. During the event, the tailboom was severed. Post accident inspection of the engine and subsequent engine test cell run did not find evidence of a mechanical failure or malfunction.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: Loss of engine power for undetermined reasons. Full narrative available
Index for Jan2002 | Index of months