NTSB Identification: SEA88LA106.
The docket is stored on NTSB microfiche number 36624.
Accident occurred Saturday, May 28, 1988 in ELGIN, OR
Probable Cause Approval Date: 07/26/1989
Aircraft: HILLER FH-1100, registration: N370FH
Injuries: 1 Uninjured.

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 FLIGHT WAS FOR THE PILOT TO PRACTICE FOR HIS AERIAL APPLICATORS CERTIFICATE. WATER WAS BEING USED INSTEAD OF CHEMICAL. THE PILOT REPORTED THAT AS THE AIRCRAFT BEGAN TO ACCELERATE DURING TAKEOFF IT BEGAN TO OSCILLATE. AS IN PRIOR OCCURRENCES, THE PILOT REDUCED POWER. AS THE AIRCRAFT SLOWED THE OSCILLATIONS BEGAN TO WORSEN ANDTHE PILOT STARTED A TURN TO THE LEFT. THE AIRCRAFT BEGAN AN UNCOMMANDED TURN TO THE RIGHT. THE PILOT ATTEMPTED TO DUMP THE LOAD, BUT WAS UNABLE TO DO SO BEFORE THE AIRCRAFT STRUCK THE GROUND. THE TAIL ROTOR STRUCK A SMALL TREE AND THE TAILBOOM STRUCK A METAL FENCE POST. THE AIRCRAFT WAS VERY NEAR MAX GROSS WEIGHT. THE PILOT REPORTED THAT THE AIRCRAFT GROUND SPEED WAS 0-5 MPH.

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

AIRCRAFT PERFORMANCE,HELICOPTER HOVER PERFORMANCE..EXCEEDED

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

ROTOR RPM..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

OBJECT..TREE(S)


Contributing Factors

OBJECT..POLE


Contributing Factors

LOAD JETTISON..NOT PERFORMED..PILOT IN COMMAND

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