§ Mr. Greg KnightTo ask the Secretary of State for Transport how many miles of railway track are subject to speed limits imposed primarily or solely to prolong the life of the track; if he will list the locations thereof; and if he will make a statement. [163176]
§ Dr. Howells[holding answer 25 March 2004]: This is an operational matter for Network Rail. Network Rail will respond directly to the right hon. Member.