We have them in Columbus, Ohio.
It makes sense, but at the end of the day, we have too many people and too poorly designed road ways. Heading west from Cleveland, a three lane highway has one exit that no one uses (turning it into two lanes) about 500 feet after a major ramp, that all the cars from the south are coming from. Here's a map:
Heading west on 480, 71 exits onto it, and then it drops to two lanes. C'mon son. It's idiotic.