No person shall let to another for occupancy, any dwelling unit for the purpose of living therein, which does not comply with the following requirements:
A. Minimum Floor Area: Every room occupied for sleeping purposes by one occupant shall have a minimum floor area of seventy (70) square feet; every room occupied for sleeping purposes by two (2) occupants shall have a minimum floor area of one hundred (100) square feet; and every room occupied for sleeping purposes by three (3) occupants shall have a minimum floor area of one hundred fifty (150) square feet and shall contain an additional fifty (50) square feet per each additional person.
B. Bathroom Access: Every room used as a bedroom shall have access to at least one bathroom so that an occupant may enter the bathroom without passing through another room used as a bedroom.
C. Ceiling Heights: Habitable rooms shall have the following ceiling heights:
1. Basements: Seven feet (7') clear under joists.
2. Main Floor: Any living unit must have eight feet (8') clear for at least seventy five percent (75%) of the floor area.
3. Second Floor: Any living unit must have seven feet (7') clear.
4. Under Sloping Roofs: Ceiling height must be seven feet (7') for not less than fifty percent (50%) of the floor area having four feet six inches (4'6") or more headroom.
5. Exemption: Existing uses at the date of adoption of this Code, which are exempt from this requirement.
6. Exception: Beams and girders or simulated beams and girders, spaced not less than four feet (4') on center, may not project more than six inches (6") below the required ceiling height.
D. Combined Living Room/Dining Room: Combined living room/dining room spaces will meet the requirements of this Section if the total area is equal to that required for separate rooms and if the space is so located that it may function as a combination living room/dining room. (1997 Code)