Viaduct - Past and Future

Past and Future

Elevated expressways were built in rich cities such as Boston (Central Artery), Seoul, Tokyo, Toronto (Gardiner Expressway). Some were demolished because they were ugly and divided the city. However in developing nations such as Thailand, India (Delhi-Gurgaon Expressway), China, Bangladesh, Pakistan, elevated expressways have been built and more are under construction to improve traffic flow, particularly as a workaround of land shortage when built atop surface roads. in Indonesia Viaduct system is usually used for Railway in Java also for Highway such as Jakarta Inner Ring Road.