In collaboration with the Italian Ministry for Infrastructures and Transport. Participants: Pietro Baratono, Managing Authority of National Operative Plan for Networks and Mobility 2007/2013 of the Italian Ministry for Infrastructures and Transports; Letterio Denaro, Responsible for the Line Intervention of National Operative Plan for Networks and Mobility 2007/2013 of the Italian Ministry for Infrastructures and Transports; Mario Laurenti, General Manager for Information, Statistic Systems and The Communication of the Ministry for Infrastructures and Transports; Lanfranco Senn, Scientific Manager of the CLAS group; Roberto Zucchetti, President of the CLAS group.