I'm not sure the Tories love them per se, just that they don't really care enough either way to make a difference. The DfT civil servants and Highways England d

I'm not sure the Tories love them per se, just that they don't really care enough either way to make a difference. The DfT civil servants and Highways England do love them though, largely on cost grounds (it's a lot cheaper to convert existing hard shoulder into a new lane than widen an old style road).