1950's propaganda is still believed by road builders who have decided they can solve problems by building more roads and widening existing ones.
https://www.youtube.com/watch?v=n94-_yE4IeU
It's pretty stunning considering there are 70 years of experience telling us that building wide motorways and 'stroads' is uneconomic and counter productive to solve even the problems the road builders say they are trying to build.