NTSB Identification: ANC86LA042.
The docket is stored on NTSB microfiche number 29896.
Accident occurred Thursday, April 03, 1986 in ANCHORAGE, AK
Aircraft: ROBINSON R-22A, registration: N8455P
Injuries: 1 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 STUDENT HELICOPTER PILOT STATED THAT THE HELICOPTER NOSED OVER AND ROLLED TO THE RIGHT DURING THE HOVER. THE PILOT ENCOUNTERED A ROLL TO THE RIGHT DUE TO LOW ROTOR RPM.

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

PERFORMANCE DATA..NOT UNDERSTOOD..PILOT IN COMMAND

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

PROCEDURES/DIRECTIVES..NOT FOLLOWED..PILOT IN COMMAND

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

AIRCRAFT HANDLING..NOT MAINTAINED..PILOT IN COMMAND

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

ROTOR RPM..IMPROPER..PILOT IN COMMAND


Contributing Factors

IMPROPER USE OF PROCEDURE..PILOT IN COMMAND


Contributing Factors

INATTENTIVE..PILOT IN COMMAND

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