It does not support this 2nd Tale (that is more compact than the Tale below it) is labeled "mezzanine" on the engineer-stamped drawings. The creating in dilemma can be a pre-engineered structural steel "crimson iron" constructing. They would be classified for a-three. But This is certainly also why I proposed https://trevorufimo.tinyblogging.com/getting-my-mezzanine-safety-gates-to-work-82331137