NTSB Identification: SEA83LA063.
The docket is stored on NTSB microfiche number 20311.
Accident occurred Wednesday, March 16, 1983 in TOPPENISH, WA
Aircraft: GRUMMAN 164B, registration: N6674Q
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 AIRCRAFT NOSED OVER IN A DITCH DURING A LANDING ON A GRAVEL ROAD AFTER AN AERIAL APPLICATION FLIGHT. THE PILOT SAID THAT HE LOST DIRECTIONAL CONTROL DURING LANDING ROLLOUT AND ONE MAIN GEAR WENT INTO A DITCH. THE AIRCRAFT THEN NOSED OVER AND CAME TO REST INVERTED. THE PILOT REPORTED THE WINDS WERE SHIFTING DIRECTION AND CHANGING VELOCITY ALL DAY.

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

COMPENSATION FOR WIND CONDITIONS..INADEQUATE..PILOT IN COMMAND

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

DIRECTIONAL CONTROL..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..DITCH


Contributing Factors

WEATHER CONDITION..GUSTS


Contributing Factors

WEATHER CONDITION..TAILWIND

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