Accident Air Tractor AT-502 N1012Z, Friday 13 October 1989

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Date:	Friday 13 October 1989
Time:	14:00 LT
Type:	Air Tractor AT-502
Owner/operator:	Nelles Air Service
Registration:	N1012Z
MSN:	502-0044
Year of manufacture:	1989
Total airframe hrs:	669 hours
Engine model:	P&W PT6A-15G
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Heafer, AR - United States of America
Phase:	Take off
Nature:	Agricultural
Departure airport:	Heafer, AR (NONE)
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
DURING THE TAKEOFF ROLL FOR AN AERIAL SEEDING OPERATION, THE PLT SAID HE VEERED IN ORDER TO AVOID A DIP IN THE ROUGH, NARROW RUNWAY. THE LEFT MAIN GEAR SANK INTO THE SOFT BORDERING TERRAIN, CAUSING THE AIRCRAFT TO SPIN AROUND AND FLIP INVERTED.

Probable Cause: THE INTENTIONAL SWERVE BY THE PILOT DURING THE TAKEOFF ROLL.CONTRIBUTING TO THE ACCIDENT WAS THE ROUGH AND SOFT TERRAIN CONDITIONS.

Accident investigation: