In order to establish evaluation index system and evaluation method of nuclear safety culture,a more detailed and specific assessment index system of nuclear safety culture is established from decision-making,management and execution level by field investigation and interviews. Furthermore,in order to overcome the shortcomings of expert judgment,the nuclear safety culture assessment technique is established based on Z-number method,which considers the complexity,fuzziness and uncertainty of indicator assessment. It makes the evaluation results more objective and real. The established assessmen...