Regulations of Connecticut State Agencies
(a) Installations existing on April 16, 1945. (1) The outside partitions of every toilet-room and of every water-closet compartment not located in a toilet-room shall be of solid construction and shall extend to the ceiling or the area shall be independently ceiled over. Above the level of six feet the outside walls of a toilet-room may be provided with glass that is translucent but not transparent. Windows when open shall be screened if necessary to prevent a view of the interior from surrounding buildings. In foundries, rolling mills, blast furnaces, smelting and metal refining works, and such other classes of factories as are specified by the labor commissioner, the partitions enclosing toilet facilities shall not be required to be carried to the ceiling, provided they shall be carried to a height of not less than seven feet and provided such facilities shall be located in rooms which females do not enter. (2) Unless constructed of marble, cement, plaster, file, galvanized iron, glazed brick or other glazed materials or concrete with a mixture of water-proofing material, every toilet-room and water-closet compartment, including the ceiling, shall be kept well painted with a light-colored non-absorbent paint, varnish or other substance impervious to water. (3) where more than one water-closet is installed in a toilet-room, partitions between the water-closets shall be provided which shall approximate as nearly as possible the dimensions prescribed in subdivision (2) of subsection (b) hereof.
(b) Installations after April 16, 1945. (1) The floor of every toilet-room installed after April 16, 1945, and the side walls to a height of not less than six inches shall be constructed with sanitary base and of material other than wood which is impervious to moisture and which has a smooth surface. This material shall be marble, Portland cement, tile, glazed brick or other approved waterproof material. The angle formed by the floor and the base shall be rounded. (2) Every water-closet compartment installed after said date, except the door, shall be constructed to a height of not less than four feet of material which is nonabsorbent to moisture and has a smooth surface. Where more than one water-closet is installed in a toilet-room partitions between the water-closets shall be provided and shall extend forward not less than fifteen inches further than the fixture. These may be of wood if covered with paint, or some other nonabsorbent material. They shall be not less than six feet in height and shall not extend nearer the ceiling or floor than one foot. They shall be at least twenty-eight inches apart. (3) In all water-closet compartments constructed after said date, there shall be at least ten square feet of floor space and eighty cubic feet of air space per urinal or stool installed.