DOC 350.06(9)(e)(e) If an exterior window is not accessible to inmates and opens, the window’s security screen need not meet the requirements of par. (d), but the screen shall have a tensile strength of at least 800 pounds per lineal inch and shall be made of wire of at least .028 mil. diameter.

DOC 350.06(9)(f)(f) If an exterior window does not open, whether or not it is accessible to inmates, the security screen required under par. (d) or (e) may be omitted if the window is mounted in a detention strength frame and the pane is security glass of sufficient strength to resist breakage and prevent the passage of contraband.

DOC 350.06(10)(10) Exterior approaches. The exterior of the jail and approaches to the jail shall be well lighted at night to permit observation of persons approaching the building.

DOC 350.06(11)(11) Walls.

DOC 350.06(11)(a)(a) Walls on the exterior of the jail shall be constructed of reinforced concrete or fully grouted concrete block at least 8 inches thick, or the walls shall be constructed of materials of similar strength which provide equivalent security.

DOC 350.06(11)(b)(b) Walls in the interior of the jail shall be constructed of reinforced concrete or fully grouted concrete block at least 6 inches thick, or the walls shall be constructed of materials of similar strength which provide equivalent security.

DOC 350.06(12)(12) Ceilings. Ceilings in areas accessible to inmates shall be constructed of pre-cast concrete or flat steel of at least 3/16 inch thickness, or ceilings shall be constructed of materials of similar strength which provide equivalent security.

DOC 350.06(13)(13) Doors and locks.

DOC 350.06(13)(a)(a) Every door that leads to the exterior of the jail or to an area outside the secure perimeter of the jail shall have a threshold designed to prevent the introduction of contraband.

DOC 350.06(13)(b)(b) Every door entering into the secure perimeter of the jail shall be of detention strength. Each of these doors shall have a vision panel or other means of observation to permit identification of individuals before they enter an area within the secure perimeter of the jail and to allow observation of an area before entering it. If the vision panel has an opening in any direction in excess of 5 1/2 inches, the opening shall be covered with detention strength steel grills to prevent escape.

DOC 350.06(13)(c)(c) In multiple cell sections, other than receiving cell sections, the mechanical means of emergency release may not be operated by key locks in the door or cells. The mechanical means of emergency release shall be operated by remote control located in an area not accessible to inmates.

DOC 350.06(13)(d)(d) For receiving cells, the mechanical means of emergency release may be operated by key locks in the doors of cells.

DOC 350.06(14)(14) Access to controls. Inmates may not have access to plumbing, wiring, vents, thermostats, switches, or controls, except that inmates in dormitories may have limited control over lights, heating, radios, and televisions.

DOC 350.07(1)(1) This section applies to jails that were constructed before March 1, 1990, and have not been substantially remodeled on or after March 1, 1990.

DOC 350.07(2)(2) Except if s. DOC 350.20 applies, each cell shall be designed and used for single occupancy only.

DOC 350.07(3)(3) Except if s. DOC 350.20 applies, each cell shall be at least 5 1/2 feet wide and 7 1/2 feet long.

DOC 350.07(4)(4) A cell that is to be used for double occupancy shall have a floor area of at least 70 square feet.

DOC 350.07(5)(5) Each cell shall contain a rigidly constructed metal bunk with the frame bracketed to the wall or bolted to the floor or a bed built in masonry construction of a similar strength for each inmate, a prison-type wash bowl, and a prison-type toilet.

DOC 350.07(6)(6) There shall be adequate showers or bathtubs for the inmates. The supply of hot and cold water shall be adequate.

DOC 350.07(7)(7) Inmates may be housed in dormitories if the inmates are of the same security classification and properly segregated as required under s. 302.36, Stats. Dormitories may be used for Huber law inmates or other groups by classification. Dormitories shall include sufficient washbasins, toilets, and showers.

DOC 350.07(8)(8) All windows accessible to prisoners shall be covered with a heavy gauge screen of 1/4 inch mesh or less or a detention screen to prevent passage of contraband. If the window leads to the exterior of the jail or to an area outside the secure perimeter of the jail and the exterior window does not open, the detention screen may be omitted if the window is mounted in a detention strength frame and the pane is security glass of sufficient strength to resist breakage and prevent the passage of contraband.

DOC 350.07(9)(9) An approved security door with an observation opening shall be provided for each entrance into the secure perimeter of a jail. The door may not be unlocked except to admit authorized persons and inmates.

DOC 350.07(10)(10) A detention strength locking device shall be installed on each security door. Jail sections having multiple cells shall be provided with locking devices so that doors may be unlocked by a remote release located in an area not accessible to inmates.

DOC 350.07(11)(11) The exterior of and approaches to the jail shall be well lighted at night to permit observation of persons approaching the building.

DOC 350.08(1)(1) The department may grant a variance to a requirement found in this chapter, except that no variance may be granted for the conditions required to permit double celling under s. DOC 350.20 or for any requirement specifically imposed by Wisconsin Statutes.