This publication showcases how an ordinary road network expansion can be transformed into a sustainable urban development initiative through the use of an innovative and green transport system.

The city of Lanzhou, in the People’s Republic of China's Gansu province, is home to around 3.6 million inhabitants. As a busy city, and a transport hub at that, it has been suffering from congestion. The Lanzhou Municipal Government (LMG) planned to decongest it by expanding its center onto one of its four districts.