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建设工程管理专业教学81课件讲解.ppt

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**llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll**单元9、门窗工程9.2工程量计算规则各类门窗安装工程量,除注明者外,均按图示门窗洞口面积计算。19.2工程量计算规则门工程量=门洞宽×门洞高;窗工程量=窗洞宽×窗洞高木门框按设计框外围尺寸以长度计算。3金属卷帘门安装工程量按洞口高度增加600mm乘以门实际宽度以面积计算;若有活动小门,应扣除卷帘门中小门所占面积。电动装置安装以“套”为单位按数量计算,小门安装以个”为单位按数量计算。卷帘门的安装面积一般比洞口面积大,因此工程量=(洞口高+600)×卷帘门宽,卷帘门宽按设计宽度计入。25木橱窗安装工程量按框外围面积计算。6电子感应自动门传感装置、全玻转门、电子对讲门、电动伸缩门均以“套”为单位按数量计算。4普通成品门、木质防火门、纱门扇、成品窗扇、纱窗扇、百叶窗(木)、铝合金纱窗扇和塑钢纱窗扇等安装工程量均按扇外围面积计算。**llllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllllll**

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