A mezzanine shall be open up and unobstructed towards the area in which such mezzanine is found except for partitions not greater than 42 inches (1067 mm) in height, columns and posts. If they aren't destinations of community accommodation, and so are personnel offices, then they do satisfy the elevator https://fernandofqwbh.worldblogged.com/44645724/the-2-minute-rule-for-mezzanine-safety-gates