Unnao To Bhimsen is highly congested .quadrupling between Lucknow and Kanpur will be a costly affair as land rates are very HIGH in the belt and much more time will be needed to build it.The Kanpur Lucknow RRTS is required it will take all the local traffic.New Line bw Banda and Dalmau will be easier to built and will solve almost all the problems and will connect several unconnected places..