Accident Beechcraft A36 N4603A, Sunday 3 October 1982

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Date:	Sunday 3 October 1982
Time:	14:30 LT
Type:	Beechcraft A36
Owner/operator:	Eagle Aviation
Registration:	N4603A
MSN:	E-209
Total airframe hrs:	2900 hours
Engine model:	Continental IO-520-BA
Fatalities:	Fatalities: 0 / Occupants: 2
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Rialto, CA - United States of America
Phase:	En route
Nature:	Training
Departure airport:	Long Beach, CA (KLGB)
Destination airport:	Las Vegas, NV (KLAS)
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
WHILE CRUISING AT 9500 FT MSL, THE ENGINE BEGAN RUNNING ROUGH. THE PILOT DIVERTED TO RIALTO MUNICIPAL AIRPORT FOR A PRECAUTIONARY LANDING. WHILE ON BASE LEG, THE ENGINE QUIT COMPLETELY. FROM THAT POSITION, THE PILOT WAS UNABLE TO REACH THE RUNWAY. THE AIRCRAFT TOUCHED DOWN ABOUT 1/4 MILE SHORT, AND DURING THE LANDING ROLL, IT COLLIDED WITH A DITCH. AN INVESTIGATION REVEALED THAT THE ENGINE CRANKSHAFT HAD FAILED FROM FATIGUE. PREVIOUSLY, THE AIRCRAFT HAD BEEN INVOLVED IN A GEAR-UP LANDING. NO RECORD WAS FOUND TO VERIFY AN INSPECTION OF THE CRANKSHAFT IN ACCORDANCE WITH THE ACCEPTED PRACTICES FOLLOWING A PROPELLER STRIKE.

Probable Cause:

Accident investigation: