NTSB Identification: SEA88LA098.
The docket is stored on NTSB microfiche number 36145.
Accident occurred Friday, May 20, 1988 in RITZVILLE, WA
Probable Cause Approval Date: 03/13/1989
Aircraft: GRUMMAN G-164, registration: N6963K
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.

WHILE ON AN AERIAL APPLICATIONS FLIGHT, THE PILOT WAS CLIMBING TO CLEAR POWER LINES WHEN A WHIRLWIND WAS ENCOUNTERED. THE AIRCRAFT STRUCK A POWER POLE AND DESCENDED ONTO THE GROUND.

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

STALL/MUSH..NOT CORRECTED..PILOT IN COMMAND

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

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


Contributing Factors

WEATHER CONDITION..UNFAVORABLE WIND


Contributing Factors

OBJECT..POLE

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