Ah, that's not how they do it in Chicago.
In Chicago, they concrete form the curb on site.
https://blackhawkpaving.com/wp-content/uploads/2021/03/Concr...
Ah, that's not how they do it in Chicago.
In Chicago, they concrete form the curb on site.
https://blackhawkpaving.com/wp-content/uploads/2021/03/Concr...
Oh good god. I can see that cracking all the way to Germany. Concrete surfaces need stress relief.
They put expansion gaps at regular intervals.