Double discharge platforms are good and service better to the passengers.Moreover Western side of all the platforms from Tambaram to Beach shall be made home platforms so as passengers are let out of stations easily and entry also make easy .
This double discharge platforms with home platforms have to be extended up to Chengalpat.Chengalpat to Chennnai beach western platforms have to be developed as Double discharge platforms with home platforms for easy access to Chennnai Beach/ northern stations.