Section 109 in The Kerala Panchayat Buildings Rules, 2011
109. Fire escape stairway.
(1)Every high rise building shall be provided with a fire escape stairway.(2)Fire escape stairway shall be directly connected with easily accessible common areas on all floors and shall lead directly to the ground.(3)At least one side of the stairway shall be an external wall either with large openings or with break open glass to facilitate rescue operation during emergency.(4)External fire escape staircase shall have straight flight not less than 75 centimetres. wide with 20 centimetres. treads and risers not more than 19cm. The number of risers shall be limited to 16 per flight.(5)Hand rails shall be of height not less than 100 centimetres. and not exceeding 120 centimetres.(6)The use of spiral staircase as external fire escape stairway shall be limited building not exceeding 10 metres in height.(7)A spiral fire escape stairway shall not be less than 150 cm in diameter and shall be designed to give adequate head room.
