The methods of on-site investigation and statistics analysis were used to do a survey on the fire loads of 329 shops along the walking streets inside 5 large commercial centers in different cities of China. The proportions of the numbers of the shops in 329 and the ground areas of the shops were recorded in accordance with the different business type. The facts related to the type, amount, quality and distribution of the combustibles in the shops were obtained. According to the different business type, the fire load densities of the shops were recorded and calculated, 3 different percentiles of the fire load densities were obtained. The fire load desities were compared and analyzed. The results provide the basal data for fire risk analysis and fire scenario setting of large commercial centers.%以我国不同城市的5家大型商业建筑为调查对象,通过现场调查及数据统计分析等方法,对其室内步行街两侧329家商铺的火灾荷载进行调查研究.对不同经营业态商铺数最在所调查商铺总数中所占比例及其地面面积进行了统计,并且获得了商铺内部可燃物种类、数量、质量、分布等情况.按照不同的经营业态,对所调查店铺的火灾荷载密度进行了统计和计算,得出了3种不同分位值的火灾荷载密度,并比较分析了不同经营业态店铺的火灾荷载密度,为大型商业建筑火灾危险性分析及火灾场景设定提供了基础数据.
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