Aviation Accident Summaries

Aviation Accident Summary SEA83FYM05

MILTON FREEWTR., OR, USA

Aircraft #1

N5912X

Brantly Helicopter B-2

Analysis

THE HELICOPTER WAS OBSERVED TO CLIMB TO ABOUT 50-75 FT AGL & THEN SOMETHING FLEW OFF THE ACFT. ONE M/R BLADE WAS FOUND INTACT 240 FT FROM THE WRECKAGE. THE OUTER BLADE WAS HEAVILY DAMAGED AT THE TIP AREA. THE INBOARD BLADE SECTION HAD THE PYLON TUBE ATTACHED TO IT. THE FLANGE END OF THE PYLON TUBE WAS BENT, & ABOUT 50% OF THE FLANGE ITSELF WAS MISSING. METALLURGICAL EXAM REVEALED AN OVERSTRESS TENSILE SEPARATION. THE PLT DID NOT HOLD ANY PLT CERTIFICATE. HE PURCHASED THEHELICOPTER FEBRUARY TO HOVER OVER HIS CHERRY ORCHARDS UTILIZING THE ROTOR DOWN WASH TO KNOCK WATER OFF THE FRUIT. THE PLT HAD RECEIVED ABOUT 15 HRS OF TRAINING SINCE HE PURCHASED THE HELICOPTER.

 

Source: NTSB Aviation Accident Database

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