This book contains the proceedings of an interdisciplinary conference on safety and security engineering. Research and applications on the topic by necessity bring together many engineering disciplines, ranging from traditional to technologically advanced. The biennial conference, first held in 2005, brings together experts from various disciplines from around the world. The papers presented covers areas such as Risk analysis, assessment and management; Infrastructure protection; Natural disaster management; Public safety and security; Emergency and disaster management; Modelling and theoretical studies; This book contains the proceedings of an interdisciplinary conference on safety and security engineering. Research and applications on the topic by necessity bring together many engineering disciplines, ranging from traditional to technologically advanced. The biennial conference, first held in 2005, brings together experts from various disciplines from around the world.The papers presented cover areas such as: Risk Analysis, Assessment and Management; Human Factors; Incident Management; Infrastructure Protection; Construction Safety and Security; Traffic Safety and Security; Safety in the Design of Road Networks in Ordinary and Emergency Conditions; Modelling and Experiments; Modelling Studies; Soil and Food Contamination; Air Pollution Issues; Air Quality; Earthquake Issues.