Basement rooms partially below grade shall not be used for living purposes unless:
(A) Floors and walls are watertight and so insulated as to prevent entry of moisture and drafts; and
(B) Total window area, total openable area and ceiling height are in accordance with this code; and
(C) Required minimum window area of every habitable room is entirely above the grade of the ground adjoining the window area, not excluding approved window wells.
(Ord. 12, passed - -96)