A.    At least one water flush closet, lavatory basin and bath tub, or shower, properly connected to a water and sewer system approved by the chief code enforcement officer and in good working condition, shall be supplied for each eight persons residing within the rooming house, including members of the operator's family whenever they share the use of said facilities, provided that in a rooming house where rooms are let only to male, flush urinals may be substituted for not more than one-half of the required number of water closets.

    B.    All such facilities shall be located within the dwelling as to be reasonably accessible from a common hall or passageway to all persons sharing such facilities. Every lavatory basin and bathtub or shower shall be equipped with hot water at all times. No such facilities shall be located in a basement except by written approval of chief code enforcement officer. (Prior code § 11-37)