Metrication Mr. Gwilym Roberts asked the Secretary of State for Transport what plans he has for converting distance measurements from miles into kilometres; what estimates were available for the total cost involved; what estimate he can give of the cost components for each sector involved; and if he will make a statement. Mr. William Rodgers I refer my hon. Friend to the replies I gave to the hon. Members for Sutton Coldfield (Mr. Fowler) and Haltemprice (Mr. Wall) on 11th January—[Vol. 941, c. 765]—and to the hon. Member for Banbury (Mr. Marten) on 12th January.—[Vol. 941, c. 809.]