Accident Air Tractor AT-301 N3168H, Wednesday 21 May 1986

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Date:	Wednesday 21 May 1986
Time:	09:00 LT
Type:	Air Tractor AT-301
Owner/operator:	Muse, Samuel Wayne
Registration:	N3168H
MSN:	3010563
Total airframe hrs:	558 hours
Engine model:	Pratt & Whitney R-1340
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Taylor, TX - United States of America
Phase:	En route
Nature:	Agricultural
Departure airport:	Taylor, TX (T-74)
Destination airport:	Taylor, TX (T-74)
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
COMMERCIAL PILOT OF AN AIR TRACTOR AT301 ENROUTE TO BASE OF OPERATIONS AT TAYLOR, TX EXECUTED A FORCED LANDING AFTER EXPERIENCING SEVERE VIBRATION IN THE AIRCRAFT. LANDING WAS MADE TO A SOFT FIELD. THE AIRCRAFT NOSED OVER DURING LANDING ROLL AND WAS SUBSTANTIALLY DAMAGED. THE PILOT ESCAPED INJURY. EXAMINATION OF WRECKAGE REVEALED THAT ONE PROPELLER BLADE FAILED AT A POINT APPROXIMATELY 10 INCHES FROM THE BLADE TIP.

Probable Cause:

Accident investigation: