NTSB Identification: FTW87DRG04.
The docket is stored on NTSB microfiche number 34650.
Accident occurred Tuesday, July 21, 1987 in SANTA ROSA, TX
Probable Cause Approval Date: 11/29/1988
Aircraft: Air Tractor AT301, registration: N4407S
Injuries: 1 Minor.

THE PILOT WAS DUSTING A SUGAR CANE FIELD WHICH BORDERED A DIRT ROAD WITH PARALLEL ELECTRICAL TRANSMISSION LINES. THE PILOT HAD BEEN TERMINATING HIS SWATH RUNS BY FLYING UNDERNEATH THE ELECTRICAL WIRES AT THE EDGE OF THE FIELD. TO PREVENT BECOMING A HAZARD TO AN AUTOMOBILE ON THE ROAD, HE PLANNED TO TERMINATE THE SWATH RUN ON WHICH THE ACCIDENT OCCURRED BY PULLING UP AND FLYING OVER THE WIRES. HE DELAYED IN INITIATING THE PULL-UP AND AS A RESULT, IMPACTED THE UPPER (STATIC) WIRE OF THE POWER LINE. THE AIRCRAFT IMPACTED THE GROUND BEYOND THE ROADWAY IN ANOTHER SUGAR CANE FIELD.

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

PULL-UP..DELAYED..PILOT IN COMMAND


Contributing Factors

OBJECT..WIRE,STATIC

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