HC Deb 27 May 1977 vol 932 cc732-3W
Mr. Penhaligon

asked the Secretary of State for Transport what is the estimated saving if design standards for new single-carriageway roads were reduced from 70 mph to 60 mph.

Mr. William Rodgers

The design speed standard for new single-carriageway all-purpose roads is already normally 100 kph—60mph.