Question to the Department for Transport:
To ask Her Majesty’s Government what are the implications for the operation of the railway between Severn Tunnel Junction and Cardiff if only the main lines are electrified, and not the relief lines.
Network Rail is currently reviewing the operational impact only electrifying the main lines between Severn Tunnel Junction and Cardiff as part of their value engineering process. Network Rail plan to complete both route sections 8 and 9 of the Great Western electrification by winter 2017.