systemic

A structured accident tree separates management controls, barriers, and events so serious incidents become auditable.

Core question: Which specific controls and which management oversight functions were involved in the incident, were effective, insufficient, or missing, and which systemic levers follow from this?

Mehrere Tage bis Wochen

2-6

A recurring incident pattern links related cases across time so systemic causes become visible beyond one event.

Core question: Which earlier or parallel incidents form a family with the target incident, and what systemic patterns become visible through that relationship?

2-4 h

2-6