Taking place in Vienna, the 7th edition of the Transport Research Arena (TRA) will explore and discuss the three main challenges of the future European mobility system: digitalisation, automatisation and decarbonisation. This conference is open to: researchers, academics, students and young researchers, engineers transport infrastructure managers and owners traffic operation managers, transport operators SMEs and Start-Ups industry, vehicle manufacturers and suppliers, ship builders public authorities, governmental bodies non-governmental organisations other transport stakeholders and decision makers Topics of the TRA contributions…