Accident Bell 204 N99021, Thursday 10 January 1985

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Date:	Thursday 10 January 1985
Time:	17:40 LT
Type:	Bell 204
Owner/operator:	Bettencourt Flying Service Inc
Registration:	N99021
MSN:	64-13949
Year of manufacture:	1965
Total airframe hrs:	36829 hours
Engine model:	Lycoming 653-11
Fatalities:	Fatalities: 0 / Occupants: 1
Other fatalities:	0
Aircraft damage:	Substantial
Category:	Accident
Location:	Snelling, CA - United States of America
Phase:	Standing
Nature:	Agricultural
Departure airport:	Delhi, CA
Destination airport:
Investigating agency:	NTSB
Confidence Rating:	Accident investigation report completed and information captured

Narrative:
PLT VACATED THE ACFT WITH ENGINE AT IDLE & WITH THE BLADES TURNING TO REFUEL. THE LANDING PLATFORM MOUNTED ON THE 'NURSE' TRUCK WAS SLIPPERY FROM AN OIL & COPPER MIXTURE USED IN THE SPRAYING OPERATION. THE HELICOPTER STARTED TO SLIDE & THE PLT REBOARDED JUST AS IT FELL OFF THE TRUCK.

Probable Cause:

Accident investigation: