<P> Bus station platforms may be assigned to fixed bus lines, or variable in combination with a dynamic passenger information system . The latter requires fewer platforms, but does not supply the passenger the comfort of knowing the platform well in advance and waiting there . </P> <P> An accessible station is a public transportation passenger station which provides ready access, is usable and does not have physical barriers that prohibit and / or restrict access by people with disabilities, including those who use wheelchairs . </P> <P> At 37 acres (150,000 m), the Chennai Mofussil Bus Terminus in Chennai, India, is the largest bus station in Asia.As of 2010, the terminus handled more than 500 buses at a time, and 3,000 buses and 250,000 passengers a day . </P> <P> The largest underground bus station in Europe is Kamppi Centre of Helsinki, Finland completed in 2006 . The terminal cost 100 million Euro to complete and took 3 years to design and build . Today, the bus terminal, which covers 25,000 square meters, is the busiest bus terminal in Finland . Every day, the terminal has around 700 bus departures, transporting some 170,000 passengers . </P>

Which is the biggest bus station in asia