NTSB Identification: ATL86FEI07.
The docket is stored on NTSB microfiche number 32144.
Accident occurred Wednesday, June 25, 1986 in LISBON, OH
Aircraft: BELL 47G2, registration: N984B
Injuries: 1 Fatal,1 Uninjured.
NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.
THE AERIAL APPLICATION HELICOPTER WAS BEING SERVICED BY A CHEMICAL TRUCK THAT WAS PARKED ADJACENT TO THE ACFT. THE ACFT ENGINE WAS AT HIGH IDLE WITH THE MAIN ROTOR TURNING AT 250 RPM. THE GROUND CREWMAN JUMPED OFF THE SIDE OF THE CHEMICAL TRUCK INTO THE MAIN ROTOR ARC, AND SUSTAINED FATAL INJURIES. HE HAD REPORTEDLY BOARDED THE TRUCK FROM THE REAR.
The National Transportation Safety Board determines the probable cause(s) of this accident to be:VISUAL LOOKOUT..NOT MAINTAINED..GROUND PERSONNEL
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