SAFETY-II IN PRACTICE

Safety I is defined as the freedom from unacceptable harm The purpose of traditional safety management is therefore to find ways to ensure this freedom But as socio technical systems steadily have become larger and less tractable this has become harder to do Resilience engineering pointed out from the very beginning that resilient performance an organisation s ability to function as required under expected and unexpected conditions alike required more than the prevention of incidents and accidents This developed into a new interpretation of safety Safety II and consequently a new form of safety management Safety II changes safety management from protective safety and a focus on how things can go wrong to productive safety and a focus on how things can and do go well For Safety II the aim is not just the elimination of hazards and the prevention of failures and malfunctions but also how best to develop an organisation s potentials for resilient performance the way it responds monitors learns and anticipates That requires models and methods that go beyond the Safety I toolbox This book introduces a comprehensive approach for the management of Safety II called the Resilience Assessment Grid RAG It explains the principles of the RAG and how it c