it's actually more complicated than that
but essentially, the idea is that we, as a species, have a duty to leave those places marked, the hostile architecture is to convey that there is something man-made there, and that it's dangerous
it definitely won't stop anyone beyond a primitive species, but it's just the top of the iceberg of what they want to do, the entire structure is prepared to inform and educate, and it will get progressively more complex as you go deeper
remembering that it's for storing nuclear waste, it's actually really fascinating
