questionText: To ask the Secretary of State for Transport, what recent estimate she has made of the total cost of the electrification of the remainder of the South Wales mainline.
answerText: No recent cost estimates have been made by Network Rail for electrification of the South Wales Mainline, with the last available information dating from 2017. With bi-mode trains offering comparable journey times regardless of whether operating in diesel ...
heading: South Wales Main Line: Electrification