Alternatives that provide major structures in an arterial network are not acceptable for amenity because of visual blight and because of reduction of road capacity. Alternatives that do not attract sufficient mode change away from cars are not acceptable for amenity, despite the expedient current practice. Both these items should be fatal flaws. Alternatives that do not make a profit are not financially viable, such that standards that apply for businesses should also rule them out, despite our current approach for public transport.

The book “Crafting Green Waves and Aerial Podcar Warrants”  is in two parts, reflecting the title, and its content is shown on this site.