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Jakarta Post

Envisioning a city without gas guzzlers

  • Deden Rukmana

    Savannah, GA

  /   Tue, June 2 2009   /  02:00 pm

Traffic congestion is a chronic problem in most Indonesian cities and is getting worse every year. The pace of road development in Indonesian cities is much slower than the growth rate of vehicle ownership. In Jakarta, for example, vehicle ownership increases by 9 to 11 percent per year, but the growth of roads is only less than 1 percent per year. When a new highway is built or a road is widened, it only alleviates traffic congestion for a short period of time. After a few years, any new highway fills with traffic that would not have existed if the highway had not been built. Similarly, any widened road fills with more traffic in just a few months. Such a phenomenon is called induced demand. Because of induced demand, neither building new roads nor widening roads are viable long-term solutions to traffic congestion. A good solution to eradication traffic problems is to r...