NTSB Identification: MKC85LA098.
The docket is stored on NTSB microfiche number 27495.
Accident occurred Wednesday, May 08, 1985 in MALVERN, AR
Aircraft: HUGHES 369HS, registration: N9EE
Injuries: 1 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.

DURING A POWERLINE CONSTRUCTION OPERATION, A GROUND CREW MEMBER HOLDING A ROPE LEAD LINE RELEASED THE ROPE PREMATURELY AS THE HELICOPTER BECAME AIRBORNE. THE NYLON ROPE ENTANGLED THE MAIN ROTOR SYSTEM FORCING THE PLT TO LOSE CONTROL OF THE HELICOPTER. THE GROUND CREW MEMBER IS SUPPOSED TO RETAIN A HOLD OF THIS LINE UNTIL THE HELICOPTER CLEARS THE TOWER WHERE THE LINE STRINGING OPERATION IS BEING CONDUCTED.

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

CREW/GROUP COORDINATION..NOT MAINTAINED..GROUND PERSONNEL

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

PROCEDURES/DIRECTIVES..NOT FOLLOWED..GROUND PERSONNEL



Contributing Factors

SUPERVISION..INADEQUATE..COMPANY/OPERATOR MANAGEMENT

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