I use the Intersection Marking Tool and Node Controller, I linked those with some other stuff and explanations in the comments here: https://steamproxy.com/sharedfiles/filedetails/?id=2530207878 The road assets themselves in this pic are Big Urban Roads and Another American Highway.
https://steamproxy.com/sharedfiles/filedetails/?id=2252521734
https://steamproxy.com/sharedfiles/filedetails/?id=2081206524

What road mods do you use?? Looks awesome