NTSB Identification: MKC87LA107.
The docket is stored on NTSB microfiche number 34988.
Accident occurred Friday, May 22, 1987 in NEWPORT, AR
Probable Cause Approval Date: 04/24/1989
Aircraft: GRUMMAN G-164, registration: N492Y
Injuries: 1 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 PILOT STATED THAT HE WAS SPRAYING A RICE FIELD IN FORMATION WITH ANOTHER AIRPLANE WHEN HIS AIRCRAFT EXPERIENCED AN INFLIGHT UPSET DUE TO THE PROPWASH, OR WAKE TURBULENCE, GENERATED BY THE OTHER AIRCRAFT. THE LANDING GEAR STRUCK A RICE LEVEE AND WAS SHEARED OFF. THE AIRCRAFT BOUNCED FROM THE LEVEE AND NOSED OVER UPON IMPACT.

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

VISUAL SEPARATION..NOT MAINTAINED..PILOT IN COMMAND

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

AIRCRAFT HANDLING..IMPROPER..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..DIRT BANK/RISING EMBANKMENT


Contributing Factors

VISUAL/AURAL DETECTION..PILOT IN COMMAND


Contributing Factors

WAKE TURBULENCE..ENCOUNTERED..PILOT IN COMMAND

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