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The components of means of egress have been comprehensively brought out covering specific aspects relating to exit access, exit and exit discharge. The relationship of occupant load, exit width requirements and travel distances have also been duly detailed enabling efficient planning for enhanced life safety provisions. The table on capacity factors has been modified based on aspect of width per person approach used globally.
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Requirement for displaying the occupancy load for assembly buildings and call centres, has been included.
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The concept of firefighting shaft for safe and efficient use by the fire fighters to access the floor on fire and also allow egress/evacuation of the occupants with simultaneous use of refuge area used as staging of the occupants, have been well integrated, including in the annex for high rise buildings.
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Aspects of compartmentation with fire barrier and its passive fire safety requirements have been detailed for respective occupancies.
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Pressurization of exits and smoke extraction requirements for respective areas including car parking have been updated with an approach towards selecting alternative means therefor.
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The clause on gas supply has been comprehensively updated.
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The clause on fire detection and alarm system has been completely reviewed and updated as per the latest practices.
Fire Protection:
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The table on minimum requirements for firefighting installations (erstwhile Table 23 and now Table 7) has been comprehensively updated.
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Detailed provisions have been included on fire water storage, fire pump room, sprinkler system and various alternative fire suppression systems.