Sri Lanka, March 30 -- The Cabinet of Ministers granted their consent for the construction of four elevated railway tracks within the Colombo City limits, Co-cabinet spokesman Energy Minister Udaya Gammanpila.This proposal was submitted by the Urban Development Authority with the intention of reducing traffic congestion in Colombo.He said the four elevated railway tracks have been named Raktha (red), Haritha (green), Neela (blue), and Dham (purple) and the Raktha railway track is 42km in distance and will be constructed from Ragama to Kottawa via Pita Kotte.The Haritha railway track is 28km and will be constructed from Moratuwa to Kelaniya via Narahenpita. The Neela railway track which is 23 km will be constructed from Kottawa to Hunupiti...