Mad crowd at railway stations, especially during peak hours, doesn't surprise Mumbaikars any more. But, in order to change this unfortunate truth, IIT Bombay has come up with a unique solution that will literally add colour to our railway network. The Industrial Design Centre (IDC) of the institute has suggested colour coding the entire rail network of the city, including the Metro and the Monorail, so that people do not have to waste time trying to figure out which platform there trains would halt at.