Aviation Accident Summaries

Aviation Accident Summary NYC90DHA01

HUNLOCK CREEK, PA, USA

Aircraft #1

N913X

GRUMMAN G-164A

Analysis

WITNESSES REPORTED THAT THEY OBSERVED THE AIRCRAFT AS IT FLEW UP THE RIVER, AND WATCHED IT AGAIN AS IT RETURNED DOWN THE RIVER. THE WITNESSES GENERALLY AGREED THAT THEY AIRCRAFT WAS FLYING LOW OVER THE RIVER AND IT STRUCK THE POWER LINES THAT CROSSED THE RIVER. THE AIRCRAFT WAS OBSERVED TO 'SWING SIDE TO SIDE', THEN IT ROLLED OVER AND ENTERED THE RIVER AT A STEEP ANGLE. SEVERAL WITNESSES REPORTED THAT THEY SAW A BLUE FLASH/FLASH OF ELECTRICITY WHEN THE AIRCRAFT STRUCK THE POWER LINES. THE AIRCRAFT WAS BEING OPERATED FOR AERIAL APPLICATION OF A GYPSY MOTH INSECTICIDE.

Probable Cause and Findings

THE PILOT'S FAILURE TO MAINTAIN ADEQUATE CLEARANCE FROM OBTACLES, AND HIS FAILURE TO SEE AND AVOID THE ELECTRICAL TRANSMISSION LINE.

 

Source: NTSB Aviation Accident Database

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