Jakarta is capital town of Indonesia, the central region that well known by traffic jams problem. Traffic jam problem in Jakarta has always been a terrible problem that still difficult to solve. Jakarta is included in "The World's 20 Cities with The Worst Traffic Jams" and Jakarta is on the 14th rank. Every single day, especially around 5.00 am – 2.00 am, simply says that the traffic start from the beginning until the end of the day.
The most significant factor that may causes the traffic jam lay on some factors. The quantity of vehicles is one of the causes of traffic jam. There are too many vehicles, start from public transportation and also private transportation.
The number of vehicles in Jakarta that recorded in 2010 reached 6.7 million units, with a composition of motorcycle reached 4.3 million units and four wheelers reach 2.4 million units.
Motorcycle growth rate reached 0.7% - 0.8% per month or 11% per year.
Every day Dirlantas Polda Metro Jaya issued an average of 138 new vehicle registrations
(Surat Tanda Nomor Kendaraan). This means, there is an additional 138 vehicles per day on the streets of Jakarta. Imagine the distance of one vehicle with another vehicle, it suppose to be each half a meter from front into back, then the required space six meters per unit. Currently, the total length of the road and the total area of Jakarta only 4%, while ideally around 10% - 15%. Since the total length of the road is still far from ideal, then Jakarta is necessary to widen and add new roads.
Is the new road can solve the problem?
Based on survey that conducted by the investigators team at some point (place) in Jakarta, more than 90% of Jakarta residents say congestion as the main problem of transportation in Jakarta.
Public perception is supported by the statement Forums Urban Transportation Indonesia (DTKJ), which occurs annually in Jakarta decrease vehicle speed by 1 km / h. So, in 2012