Accident Air Tractor AT-301 N2330V, Wednesday 18 August 1993

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Date:	Wednesday 18 August 1993
Time:	06:30 LT
Type:	Air Tractor AT-301
Owner/operator:	Spain Air Inc.
Registration:	N2330V
MSN:	AT301-0392
Total airframe hrs:	8716 hours
Engine model:	P&W R-1340
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Dos Palos, CA - United States of America
Phase:	En route
Nature:	Agricultural
Departure airport:
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
THE AIRPLANE SUSTAINED A TOTAL LOSS OF POWER WHILE RETURNING TO THE DIRT AIRSTRIP. THE PILOT LANDED IN A CULTIVATED FIELD AND COLLIDED WITH AN IRRIGATION DITCH DURING THE LANDING ROLL. THE EXAMINATION OF THE ENGINE DISCLOSED THAT THE MASTER ROD FAILED. THE MASTER ROD FAILURE MODE COULD NOT BE DETERMINED DUE TO THE SEVERITY OF DAMAGE IT SUSTAINED.

Probable Cause: THE FAILURE OF THE MASTER ROD WHICH RESULTED IN A COMPLETE LOSS OF ENGINE POWER AND SUBSEQUENT FORCED LANDING. THE IRRIGATION DITCH WAS A FACTOR IN THIS ACCIDENT.

Accident investigation: