DOC 350.05(3)(a)(a) This subsection applies to all cells except receiving cells and holding rooms. Requirements for receiving cells are specified under sub. (5), and requirements for holding rooms are specified under sub. (7). DOC 350.05(3)(c)(c) Except if s. DOC 350.20 applies, each cell shall have a floor area of at least 35 square feet of unencumbered space. The distance between the floor and ceiling may not be less than 8 feet, and the distance between opposite walls may not be less than 6 feet. DOC 350.05(3)(d)(d) Double cells shall have a floor area of at least 25 square feet of unencumbered space per occupant. The distance between the floor and ceiling may not be less than 8 feet, and the distance between opposite walls may not be less than 6 feet.