A mezzanine shall be open and unobstructed to your space through which these types of mezzanine is found except for partitions not greater than 42 inches (1067 mm) in height, columns and posts. Provided that the OP indicated this area is three,088sf Which other portions already have elevators, what exception https://edgarghwku.blogpixi.com/38701601/mezzanine-safety-gates-uk-fundamentals-explained