The colloquium was conducted by Harsha de Silva, PhD. Harsha began by explaining that the paper focus both on trains and buses, but in this colloquium will focus on the Bus transport. 75% of passenger transport is via public transport and of that 93% by bus and 7% by train. Roughly 5500 SLCTB and 18000 private buses. The fare is regulated by National Transport Commission (NTC).