Aviation Accident Summaries

Aviation Accident Summary SEA82DA057

CHRISTMAS VALLE, OR, USA

Aircraft #1

N62377

HILLER-SOLOY 12E

Analysis

THE HELICOPTER WAS BEING USED TO STRING A TRANSMISSION LINE. A ROPE (ATTACH LINE) WAS USED TO CONNECT THE HELICOPTER TO THE TRANSMISSION LINE. THE ROPE BECAME DETACHED AND THE PILOT LANDED TO HAVE IT REATTACHED. A MAN, INVOLVED IN THE GROUND OPERATIONS, APPROACHED THE HELICOPTER WHILE PULLING THE ROPE WIHT HIS RIGHT HAND. THE OTHER END OF THE ROPE EXTENDED UP TO THE TOP OF A 100 FT TOWER WHERE IT WAS CONNECTED TO THE TRANSMISSION LINE. AS THE ROPE WAS PULLED TOWARD THE HELICOPTER THE CENTER PORTION RAISED OFF THE GROUND AND SUBSEQUENTLY, THE ROPE BECAME ENTANGLED WITH THE MAIN ROTOR BLADES. THE ROPE ATTACH LINE WAS PULLED THROUGH THE MAN'S HAND AT HIGH SPEED. HE WAS HOSPITALIZED UNTIL 4/26/82 WITH INJURIES TO HIS THUMB AND HAND. ONE ROTOR BLADE RECEIVED MINOR DAMAGE.

 

Source: NTSB Aviation Accident Database

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