NTSB Identification: LAX91LA162.
The docket is stored on NTSB microfiche number 44982.
Accident occurred Sunday, April 07, 1991 in YERINGTON, NV
Probable Cause Approval Date: 03/24/1993
Aircraft: HUGHES 369D, registration: N1109Q
Injuries: 3 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.

A HUGHES 369D HELICOPTER LANDED HARD AND ROLLED OVER. ONE OF THE PASSENGERS REPORTED THE LANDING APPROACH WAS FAST. A NOISE WAS HEARD AS THE PILOT APPLIED POWER TO ARREST THE DESCENT FOR LANDING. THIS WAS FOLLOWED BY ACTIVATION OF THE LOW RPM WARNING SYSTEM. SUBSEQUENTLY, THE RIGHT SKID CONTACTED A DITCH AND THE HELICOPTER ROLLED OVER.

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

THE PILOT'S EXCESSIVE AIRSPEED AND RATE OF DESCENT ON FINAL APPROACH TO LAND, AND SUBSEQUENT LOSS OF ROTOR RPM WHILE ATTEMPTING TO FLARE. THE DITCH WAS A RELATED FACTOR.

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