Accident de l'hélicoptère AS350 immatriculé PR-YCB survenu le 25/04/16 à Piraquara [enquête menée par CENIPA, Brésil]

Données préliminaires issues de la notification des autorités du Brésil :

Just after leaving the ground, before the hovering flight, the helicopter yawed and turned 90° to the left, rolled around the longitudinal axis, and capsized to the right. The main rotor blades struck the ground, and the tail boom was severed.