(A) Every dwelling unit shall contain at least one hundred fifty (150) square feet of floor space for the first occupant thereof, and at least one hundred (100) additional square feet of floor space for every additional occupant thereof, the floor space to be calculated on the basis of total habitable room area.
(B) In every dwelling unit of two (2) or more rooms, every room occupied for sleeping purposes by one (1) occupant shall contain at least seventy (70) square feet of floor space and every room occupied for sleeping purposes by more than one (1) occupant shall contain at least fifty (50) square feet of floor space for each occupant thereof, except that for children under seven (7) years of age, the sleeping room may contain thirty-five (35) square feet of floor space per the child.
(C) No dwelling or dwelling unit containing two (2) or more sleeping rooms shall have the room arrangements that access to a bathroom or water closet compartment intended for use by occupants of more than one (1) sleeping room can be had only by going through another sleeping room; nor shall room arrangements be such that access to a sleeping room can be had only by going through another sleeping room or a bathroom or water closet compartment.
(D) At least one-half (1/2) of the floor area of every habitable room shall have a ceiling height of at least seven (7) feet; and the floor area of that part of any room where the ceiling height is less than five (5) feet, shall not be considered as part of the floor area in computing the total area of the room for the purpose of determining the maximum permissible occupancy thereof.
(E) No basement or cellar shall be used as a habitable room or dwelling unit unless: The floor and walls are impervious to leakage of underground and surface runoff water and are insulated against dampness; the total window area in each room is equal to at least the minimum window area sizes as required in subsection 70.251(A); the required minimum window area is located entirely above the grade of the ground adjoining the window area; and the total of openable window area in each room is equal to at least the minimum, as required under subsection 70.251(B), except where there is supplied some other device affording adequate ventilation and approved by the building official; there are adequate exits as required by state and city laws and regulations.
(Ord. No. 11.66, § 303(3), 2-4-66)