Chennai to emulate Trivandrum and Delhi on parallel corridor concept
The parallel corridor concept, introduced in cities such as
Thiruvananthapuram and New Delhi,
which helps in thinning traffic on arterial roads, is a possible solution, points out Dr. Srinivasan. For instance,
Thiruvananthapuram now has four alternative corridors to reach the city airport. Similarly, in Pune, traffic signals are synchronised in five corridors for faster vehicle movement
http://www.hindu.com/2007/03/13/stor...1316990400.htm