Section 70(2) in The Punjab Scheduled Roads and Controlled Areas Restriction of Unregulated Development Rules, 1965
(2)A single staircase of the width mentioned above may be replaced by two staircases each of a width at least equal to two-third the width prescribed for a single staircase provided neither of the two substituted staircase be less than 2'-6" in width. Staircase so provided shall be built in fire resisting materials.Explanation. - For the purpose of this rule, each 30 square feet of floor space in the case of non-residential buildings and each 80 square feet of floor space in the case of residential buildings shall be deemed to be occupied by one person.
