The German Federal Bureau of Aircraft Accident Investigation (BFU) reported that CVR data showed evidence that shortly before the fatal accident involving a Citation jet, an aerobatics manoeuvre (barrel roll) was initiated.
The Cessna Citation Bravo, registered OK-ACH, crashed in a forest during a ferry flight from Prague (PRG/LKPR), Czech Republic to Karlstad Airport (KSD/ESOK), Sweden. Both crew members were killed in the accident.
BFU issued two recommendations to CAA-CZ:
Recommendation No.: 10/2010:
The CAA-CZ responsible for air operators within the Czech Republic should arrange for an inspection of the involved air operator’s aircraft in regard to structural overload.
Recommendation No.: 11/2010:
The CAA-CZ should determine actions for the improvement of the air operator’s Quality Management System and the Safety Culture The investigation into the accident by the German Federal Bureau of Aircraft Accident Investigation (BFU) is still in progress.