The evolution of risk analysis: From decision tool in railway line safety design to support for an integrated risk management approach

The application of risk analysis as decision tool within the safety design has been institutionalized for railway systems about twenty years ago (ref. CEI EN 50126) and adopted in Italy as common practice for tunnels (quantitative approach) in the last decade (ref. Ministerial Decree, Safety in Railway tunnels, 28/10/2005). This...