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施工的过程中，很多女儿墙沿楼顶外墙开裂造成漏雨，这是为什么呢？怎么处理这种情况呢？ - 工程施工 - 项目管理 - 氿上知道
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满意答案
主要是不同建筑材料（一般楼顶女儿墙是墙体，而女儿墙下是混凝土楼板或者梁）收缩率的不同引起的收缩开裂造成渗水。
防止开裂应该在砌筑女儿墙时清理干净基层杂物垃圾，湿润基层和砖块，并在墙体粉刷时在混凝土与墙体界面处按规范贴好钢丝网或纤维网。
要是想防止因开裂引起的渗水，建议把顶层梁或板混凝土上翻20cm左右。
如果已经施工完毕出现开裂渗水的话，建议修补缝隙后，在女儿墙内侧（屋顶与女儿墙夹角）粘贴SBS防水卷材并上翻一定高度（一般不小于25cm）。
apple1989
回答于：2013-09-05
共2条回答