(1) Where a barrier-free path of travel conforming to Section 3.8. is provided into a suite of residential occupancy and where a bathroom within the suite is at the level of the suite entrance door, the doorway to such bathroom and to each bedroom at the same level as such bathroom shall have, when the door is in the open position, a clear width of not less than,
(a) 760 mm where the door is served by a corridor or space not less than 1 060 mm wide, and
(b) 810 mm where the door is served by a corridor or space less than 1 060 mm wide.