Section SPS 321.035 - Interior circulation(1) DOORS AND OPENINGS. All doors and openings to the following areas shall be at least 80 inches high and provide either a net clear opening width of 30 inches or be a 32-inch door: (a) Except as provided under pars. (b) and (c), all entrances into common use areas.(b) At least 50% of the bedrooms.(c)1. At least one full bathroom, including doors or openings to a sink, toilet and tub or shower. If this bathroom is accessible only through a bedroom, the bedroom door shall meet the minimum width requirements of this section.2. If one or more full bathrooms are provided on the first floor, the bathroom meeting the requirements under this section shall be on the first floor. Note: This section does not require a full bathroom on the first floor.
(2) HALLWAYS. (a) Except as allowed under par. (b), the clear width of hallways shall be at least 36 inches.(b) The following are allowed to infringe on the required clear width of a hallway:1. Door hardware and finish trim.2. Handrails may infringe into the minimum width of a hallway up to 41/2 inches on each side.3. Heating registers may infringe into the minimum width of a hallway up to 41/2 inches and no part of the register may be more than 38 inches above the floor.4. Ducts, pipes, light fixtures, structural features, and corner treatments that are within 84 inches of the floor may infringe into the minimum width of a hallway by a maximum of 41/2 inches on each side.5. Unlimited infringements are allowed in a hallway more than 84 inches above the floor.(3) KITCHENS. (a) There shall be at least 30 inches of clearance between a wall, a permanently-installed kitchen island, permanently-installed kitchen cabinets and the following kitchen appliances, if provided:1. A range, cook top or oven.2. A sink, refrigerator or freezer.(b) Measurements shall be taken from the face of the wall, island, cabinet or appliance, ignoring knobs and handles.Wis. Admin. Code Department of Safety and Professional Services SPS 321.035
CR 08-043: cr. Register March 2009 No. 639, eff. 4-1-09. See ICC/ANSI A117.1 chapter 10 for more guidelines relating to doors and accessible routes. Under that standard, doors must be at least 80-inches in height and provide a minimum net clear opening of 313/4-inches in width in order to provide accessibility for people with disabilities.