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8.4室内消防用水量及消防给水管道、消火栓和消防水箱8.4.1室内消防用水量应按下列规定经计算确定: 1建筑物内同时设置室内消火栓系统、自动喷水灭火系统、水喷雾灭火系统、泡沫灭火系统或固定消防炮灭火系统时,其室内消防用水量应按需要同时开启的上述系统用水量之和计算;当上述多种消防系统需要同时开启时,室内消火栓用水量可减少50%,但不得小于10L/s;
8.4 Indoor fire fighting water supply and fire water pipes, fire hydrants and fire water tanks 8.4.1 Indoor fire fighting water consumption shall be calculated and determined according to the following provisions: 1 The building also installed indoor fire hydrant system, automatic sprinkler system, water spray fire extinguishing system, Foam fire extinguishing system or fixed fire extinguishers fire extinguishing system, the indoor fire water consumption should be required to open at the same time the amount of water and the above system to calculate; when the need to open a variety of fire systems at the same time, indoor fire hydrant water can be reduced by 50% But not less than 10L / s;