(1) construction sites with fire hazards are required to configure fire extinguishers, and arranged in a conspicuous position, easy to access.
(2) construction site fire extinguisher configuration should comply with the following provisions.
① site equipped with fire extinguishers should be matched with the type of fire that may occur.
② fire extinguisher minimum configuration standards should be in line with the requirements of Table 1-7.
Table 1-7 fire extinguishers minimum configuration standards are as follows.
|Item||Solid material fires||Liquid or meltable solid substance
Fire, gas fire
|Minimum fire extinguishing level of single fire extinguisher||Maximum protection area of unit fire extinguishing level/(m2/A)||Minimum fire extinguishing level of single fire extinguisher||Maximum protection area of unit fire extinguishing level/(m2/B)|
|Flammable and explosive hazardous materials storage and use sites||3A
|Temporary fire workplace||2A||50||55B||0.5|
|Combustible materials storage, processing and use of premises||2A||75||55B
|Kitchen operation room, boiler room||2A||75||55B
|Self-supplied generator room||2A||75||55B||1.0|
|Transformation and distribution rooms||2A||75||55B||1.0|
|Office rooms, dormitories||1A||100||—||—|
Note: The minimum fire extinguishing level is composed of numbers and letters. The number represents the level of fire extinguishing ability. The higher the number, the higher the fire fighting ability. The letter represents the type suitable for fire fighting.
③The number of fire extinguishers should be calculated and determined in accordance with the “Code for Design of Fire Extinguishers for Buildings (GB501402005), and the number of fire extinguishers in each location should not be less than two.
④ The maximum protection distance of the fire extinguisher should meet the requirements of Table 1-8.
Table 1-8 Maximum protection distance of fire extinguishers Unit: m
|Fire extinguisher configuration place||Solid matter fire||Liquid or meltable solid
Material fire, gas fire
|Inflammable and explosive dangerous goods storage and use places||15||9|
|Temporary Hot Work Site||10||6|
|Places for storing, processing and using combustible materials||20||12|
|Kitchen operation room, boiler room||20||12|
|Office rooms, dormitories, etc.||25||—|
Note: The fire extinguisher protection distance refers to the walking distance from any fire point in the fire extinguisher configuration site to the nearest fire extinguisher set point