That's not a protective barrier. 4x4 wooden posts with single layer plywood?
It looks more like a visibility barrier... so people can walk behind it without been easily seen (recognized). Very possible that it's in place so people can move from those lower level doors to other areas without being spotted.
Then the question: If what you are doing is legitimate, why the secrecy?
That's not a protective barrier. 4x4 wooden posts with single layer plywood?
It looks more like a visibility barrier... so people can walk behind it without been easily seen (recognized). Very possible that it's in place so people can move from those lower level doors to other areas without being spotted.
Then the question: If what you are doing is legitimate, why the secrecy?