Safety Management and Risk Modelling in Aviation: The challenge of quantifying management influences

Aviation accidents result from a combination of many different causal factors ( human errors, technical failures, environmental and organisational influences). Increasing interest over the past two decades in causal modelling of organisational factors has been motivated by the desire to understand these fundamental causes and their influences in...

Modelling Risk Control Measures in Railways: Analysing how designers and operators organise safe rail traffic

Safe, high-quality and more frequent rail services are desired by both society and passengers. Since large scale infrastructure extensions to accommodate higher train frequencies are hardly practicable, a more intense network utilisation is considered the way to achieve these aims. As a result, trains will get in each other’s way more frequently...

Causal risk models of air transport: Comparison of user needs and model capabilities