(1) The number of water closets and lavatories required for Group B, Division 1 occupancies shall be determined on the basis of the special needs of these occupancies.
(2) In a Group B, Division 2 or 3 occupancy, washrooms shall be provided so that each washroom,
(a) serves not more than four patients or residents,
(b) is accessible from patients’ or residents’ sleeping rooms,
(c) contains one water closet, and
(d) contains one lavatory.
(3) The number of water closets required for employees in Group B, Division 2 or 3 occupancies shall conform to Table 3.7.4.4.