You can route them so that doesn’t happen. Have a look at some examples of other brick packs. @JoeyZ5 is amazing at this. He has a thread you can check out:
There are lots of other good examples on the forum and in this thread as well. Do your homework.
If this is your first buld, I’d also suggest you run each stage of your build by this thread. There’s no such thing as too much consideration for safety when using Liion.