NASHUA, NH, USA
N8431Y
ROBINSON R-22
THE HELICOPTER LEFT SKID HOOKED ON THE GUARD RAIL AS TAKEOFF BEGAN FROM A TRAILER. AS THE PLT CONTINUED TO INCREASE POWER TO LIFT, THE ACFT ROLLED OVER AND THE MAIN ROTOR HIT THE HOOD OF THE TRACTOR.
Source: NTSB Aviation Accident Database
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