Not every intersection can or should be replaced with a roundabout, but its a tool that is certainly underutilized in the American road designer’s tool belt
Yes, but it’s like 90% at least. And for the remainder, there are other options. You can make an overpass for a really important road with right exits only. That lets a lot more traffic through, while letting you get off in the middle without being stuck on it.
Not every intersection can or should be replaced with a roundabout, but its a tool that is certainly underutilized in the American road designer’s tool belt
Yes, but it’s like 90% at least. And for the remainder, there are other options. You can make an overpass for a really important road with right exits only. That lets a lot more traffic through, while letting you get off in the middle without being stuck on it.