NTSB Identification: SEA82DA050
14 CFR Part 137: Agricultural
Accident occurred Friday, April 09, 1982 in LYLE, WA
Probable Cause Approval Date: 04/09/1983
Aircraft: BELL 47G-2A, registration: N11VH
Injuries: 1 Uninjured.

DURING TAKEOFF WITH A LOAD OF FERTILIZER, INSUFFICIENT POWER WAS AVAILABLE TO MAINTAIN ENGINE AND ROTOR RPM AND SUSTAIN FLIGHT. THE PILOT DUMPED THE LOAD, BUT WAS UNABLE TO AVOID GROUND CONTACT. THE TAIL ROTOR STRUCK FIRST AND SEPARATED FROM THE AIRCRAFT. THE DENSITY ALTITUDE WAS APPROXIMATELY 2800 FT. NO MECHANICAL FAILURES WERE REPORTED.

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..HIGH DENSITY ALTITUDE

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