Downtown interchange in The Flats, (very) loosely based on the I-90/OH-2 interchange in downtown Cleveland, Ohio.
https://www.google.com/maps/@41.5138413,-81.6740207,15.25z
First image is an overview, facing south. Second shows the braided ramps setup with the interchange to the south. Third shows the port, which also uses this interchange and is accessible from all directions.