examples of interchanges
Interchange: structure linking roads or freeways so they do not intersect.
Interchange connecting a road ending at a freeway, using only one loop.
Interchange connecting a road and a freeway, requiring traffic lights for left turns onto and off the road or overpass.
Interchange composed of four ramps joining each other to form a circular one-way thoroughfare.
Interchange with four branches where the inside loops are for turning left and the direct links for turning right.