HC Deb 15 March 1967 vol 743 c110W
87. Mr. Buchanan

asked the Secretary of State for Scotland (1) what feasibility studies he has made regarding the possibility of tunnel motorways in Scotland;

(2) what comparative costs he has available in regard to tunnel and surface motorways.

Mr. Ross

There have been no feasibility studies of motorway tunnels, nor is any information available about comparative costs.