>>96348278
cables and pipes attached to the surfaces rather than dangling, adding industrial noise
you can take advantage of the grid-like structures to make modular suspended platforms you can attach and detach whenever in whatever configuration you end up having

I think it's also important you make a number of lower shanty houses you can drop around the structures, so you have an extra layer of details you can have on them and feel like you're giving to the industrial ruins by osmosis
plus once you've established a shanty feeling around the ruins, you can make modular shanty bridges you can connect the roofs with, speaking of, having a number of sheets you can plop on top of them to establish the roofs might be a good idea, since the model bases might fall through the holes otherwise