Traffic circles are great when you have a populace that is educated about them. I've got your traffic circle nightmare right here:
https://www.google.com/maps/place/Pi...a9b5ecebfeb679
It's like it wants to be an inverted cloverleaf. It's one lane wide on the North and two lanes wide on the South. Traffic moving East on Hayden Bridge Road cuts from the outer to the inner lane and back again. Maybe there are zero accidents, but people there worry me.