Accident Overview
On January 1, 2016, at approximately 0621 universal coordinated time, a Bell 429 helicopter, registered in Russia as RA-01617, was substantially damaged when it collided with terrain during an uncontrolled descent. The accident occurred while the helicopter was on approach to land at its destination, Rostov-na-Dony, Russia. Both Russian certificated pilots onboard were seriously injured.
Sequence of Events
According to investigators, the helicopter had descended to an altitude of about 90 feet while on approach to land. At that point, the helicopter began to rotate to the right and climb to an altitude of approximately 200 feet. Subsequently, the helicopter descended in an uncontrolled manner until contact with the ground.
Weather Conditions
The helicopter was operating in a river valley. Weather observations taken around the time of the accident indicated conditions conducive to restrictions to visibility due to freezing mist or fog.
Investigation
This accident investigation is under the jurisdiction of the Interstate Aviation Committee of Russia. Further information regarding this accident may be obtained from that authority.