BERLIN, WI, USA
N8458E
BELL 47
APPROACHING AN IRRIGATION PUMP, THE PILOT SHUT OFF THE SPRAY AND INITIATED A CLIMB OVER THE PUMP. THE HELICOPTER CLEARED THE PUMP BUT STRUCK A 2-IN SQUARE STEEL CHANNEL THAT EXTENDED ABOVE THE PUMP. THE PILOT REPORTED THAT HE DID NOT SEE THE CHANNEL.
THE PILOT-IN-COMMAND'S FAILURE TO SEE THE OBSTRUCTION.
Source: NTSB Aviation Accident Database
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