Indonesia’s major cities are suffering chronic congestion due to growing vehicle numbers in the country. Capital Jakarta has long been noted for its heavy traffic congestion but studies now show Bandung, Semarang, Surabaya and Yogyakarta to be suffering in this respect also. There are now around 125 million vehicles on Indonesia’s roads according to the latest data, an increase of some 300% from the 30 million registered vehicles in 2004. Of the personal vehicles used and owned by Indonesians, some 85-90% a