The construction of the European Economic Communities in 1950 primarily set out to build an integrated economic zone in which national borders were, to a large extent, overcome. The ability of persons and goods to move freely within the economic zone was seminal in the realisation of economic integration. Underlying this, and therefore an implied necessity for European growth, an effective transport infrastructure was essential. However, with rising awareness of environmental issues, and a closer regard to sustainability of development, European transport systems and their regulation have...