1. Fire compartment area

1) During the inspection of industrial buildings, the maximum allowable building area of each fire compartment shall be determined according to the type of fire risk, fire resistance rating of buildings, number of floors and other factors; If several articles with different fire risks are stored in the same warehouse or the same fire compartment, the maximum allowable building area of the warehouse or compartment shall be determined according to the articles with the greatest fire risk. (civil buildings: fire resistance rating of buildings)

2) The fire compartment area of the upper and lower connecting floors of the open, staggered and inclined floor garage must be superimposed for accounting, and the maximum construction area can be doubled according to the conventional requirements; When there is an active rescue system in the building, the maximum allowable construction area of each floor can be doubled according to the conventional requirements. In partial setting, the added area can be calculated by adding one time of the partial area.

3) The area of ice rink, swimming pool of swimming pool, water pump room, sewage pump room, reservoir, toilet, washroom and other rooms that can not be burned may not be included in the area of fire compartment; The exile walkway is not divided into fire compartments.

2. Integrity of fire separation

Fire separation facilities are divided into fixed movable type and movable openable and closable type, mainly including firewall, fire shutter, fire door (window), fire damper, smoke exhaust fire damper, etc.

1) For the fire-proof rolling shutter that replaces the firewall separation in the fire compartment, check whether the temperature rise of the back fire surface is used as the determination condition of fire resistance limit. If the temperature rise of the back fire surface is not used as the determination condition of fire resistance limit, independent closed active water spraying and rescue system maintenance shall be set on both sides of the rolling shutter, and the continuous water spraying time of the system shall not be less than 3H.

2) For the fire door adjacent to the deformation joint, check whether it is set on the side with more floors, and do not cross the deformation joint after the door is opened.

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