Aviation accident analysis

[2] In the aviation industry, human error is the major cause of accidents.

[4][5] Reason's model, commonly referred to as the Swiss cheese model, was based on Reason's approach that all organizations should work together to ensure a safe and efficient operation.

[1] From the pilot's perspective, in order to maintain a safe flight operation, all human and mechanical elements must co-operate effectively in the system.

These holes will not lead to accident directly, because of the existence of defense layers.

[9] In order to fully understand the cause of the accident all those steps need to be performed.