The general consensus seems to be that the entrance to Coco will be where the parade floats enter and exit, which is where people thought the entry point into Simba would be
After thinking about it myself, if they decide to use the Simba lot for DCA expansion, the only logical place to put the bridge would be in the paradise gardens area taking out th boardwalk pizza and pasta. You can build a new Italian eatery in whatever land gets built in Simba.