Fire protection requirement in high rise buildings

In case of high rise buildings. the following provision shall be made for safety of buildings from fire :-

• At least one lift designed as fire-lift as defined in the National Building Code shall be installed.
• At least one stair-case shall be provided as a fire staircase as defined in the National Building Code, Provided that this shall not be applicable if any two sides of a staircase are kept totally open to external open air space.
• Water Supply: Underground tank of the capacity of one lakh liters and two lakh liters for the buildings situated within the municipal limit and outside of the municipal limit respectively be invariably provided in all the high rise buildings, Water in the normal use tank should come only through the overflow of fire tank so provided.
• In high rise buildings. the internal fire hydrants shall be installed as provided in the National Building Code or as prescribed in the Indian Standard Code of practice for installation of internal fire hydrants in high rise buildings. The detailed plan showing the arrangement of pipe lines. booster pumps and water-tanks at various levels shall be submitted for approval of the concerned authority along with the plans and sections of the buildings.
• In case of high rise buildings. an external fire hydrant shall be provided within the confines of the site of the building and shall be connected with Municipal Water mains not less than 4″ in diameter. In addition. fire hydrant shall be connected with Booster Pump from the static supply maintained on site.
• In case of high rise buildings separate electric circuits for lift installation, lighting of passages, corridors and stairs and for internal fire hydrant system shall be provided.
• Every building having a height of more than 25 Mts. shall be provided with diesel generators which can be utilized in case of failure of the electricity.
• The standard of National Building Code must be adopted fully in providing stair-case and alarm system.
• There should be Provision of dry-powder. fire extinguisher to the extent of two on each floor with a capacity of. 5 kgs in all the high rise buildings.