There’s an interesting blog post about the UK’s unloved and out of fashion concrete Motorways here: https://www.roads.org.uk/blog/diamond-rough https://www.road

There’s an interesting blog post about the UK’s unloved and out of fashion concrete Motorways here: https://www.roads.org.uk/blog/diamond-rough https://www.roads.org.uk/blog/diamond-rough which notes that the US seems to occasionally grind the surface of concrete roads, whilst in the UK [INSERT WHATEVER THE HIGHWAYS AGENCY IS CALLED THIS WEEK][1] don’t (barring recent trials) leading to people driving on rough decades old surfaces. Although ISTR it was the expansion joints that were the real annoyance? But I haven’t personally encountered concrete roads in the UK in decades, it’s more of a thing from when I was a kid. [1] Or local / devolved authorities etc.