NTSB Identification: FTW99LA271.
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Accident occurred Wednesday, September 29, 1999 in WOODWARD, OK
Probable Cause Approval Date: 01/18/2001
Aircraft: Stinson L-5, registration: N68591
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.

During cruise flight, the airplane developed an 'extreme' vibration. During the ensuing precautionary landing to a dirt road, the aircraft encountered soft dirt and veered to the right, impacting a ditch. Examination of the airplane by the FAA inspector revealed that one of the blades of the wooden propeller was missing its metal tip.

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

The in-flight separation of the tip of a wood propeller blade. Contributing factors were the soft terrain and ditch encountered during the precautionary landing.

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