Preface; Acknowledgments; Contents; Abbreviations; 1 Safety in Road Tunnels; Abstract; References; 2 The Research Project and Partners Involved; Abstract; 2.1 The Subjects Involved in the Test; 2.1.1 Politecnico di Milano; 2.1.2 The Aosta Valley Fire Department; 2.1.3 RAV-Aosta Motorway Company; References; 3 The Fire Tests in the Morgex North Tunnel; Abstract; 3.1 The Morgex Tunnel Infrastructure; 3.1.1 Location; 3.1.2 Main Features of Morgex North Tunnel; 3.1.3 Structural and Geometric Data; 3.1.4 Devices and Equipment; 3.2 Accidental Scenario; 3.3 Fire Scenario

3.3.1 Fire Test Risk Management and Safety Issues3.4 Materials and Equipment Used in the Fire Tests Design; 3.5 Measured Parameters; 3.6 Tunnel Sections Equipped for the Measurements; 3.7 Preparation of the Accidental Scenario; 3.8 Measuring Instruments; References; 4 The Test Results; Abstract; 4.1 The Experimental Measurements: Temperature Distribution; 4.2 Temperature Measurements: Comparison with Literature Data and Theoretical 1D Correlations; 4.3 CFD Modeling of the Morgex Fire Tests; 4.3.1 Ventilation; 4.3.2 Pool Fires Burning Dynamics

4.3.3 Computational Domain and Boundary Conditions4.3.4 Simulation Results and Discussion; References; 5 Evaluation of the Consequences on the Users Safety; Abstract; 5.1 Methodology for the Evaluation of Tunnel Fire Consequences; 5.2 Key Hazard Indicators; 5.3 Evaluation of the Consequences for the Morgex Tunnel; 5.4 Parametric Analysis: The Effect of Geometry and Congestion; 5.5 Effect of the Ventilation; References; 6 Conclusions; Annex A: Sections of Encoded Measuring Instruments; Annex B: Selected Experimental Results of the Morgex Fire Tests