NTSB Identification: MKC85LA152.
The docket is stored on NTSB microfiche number 28376.
Accident occurred Wednesday, July 10, 1985 in PELLA, IA
Aircraft: BELL 47G, registration: N75273
Injuries: 2 Minor.
NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.
THE PURPOSE OF THE FLT WAS TO PROVEDE TRAINING IN AERIAL APPLICATION PROCEDURES AND TECHNIQUES FOR THE PLT/OWNER OF N75273. THE INSTRUCTOR PLT HAS EXTENSIVE EXPERIENCE IN THIS M/M AND WAS AT THE CONTROLS. HE WAS DEMONSTRATING A TURN AROUND AT THE END OF A SWATH RUN AND A RIGHT TURN WAS BEGUN. THE INSTRUCTOR SAID THE BANK STEEPENED AND DESPITE HIS USE O FULL LEFT LATERAL CYLIC CONTROL THE BANK STEEPEN TO NEARLY 90 DEG. THE INSTRUCTOR WAS UNABLE TO REGAIN CONTROL AND THE HELICOPTER DESCENDED FROM THE TOP OF THE TURN, WHICH WAS 80-100 FT AGL, IN A RT BANK AT APPROX 30 KT UNTIL IT IMPACTED THE CROP.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:ALTITUDE..INADEQUATE..PILOT IN COMMAND(CFI)
The National Transportation Safety Board determines the probable cause(s) of this accident to be:AIRSPEED..NOT MAINTAINED..PILOT IN COMMAND(CFI)
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