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砂浆和水泥搅拌不均匀，砂子结在一起，用手就能瓣下来。这是怎么回事呢？ - 工程施工 - 项目管理 - 氿上知道
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满意答案
主要有几个问题
1、柱模板安装时没有按规定留清扫口，在浇灌前淋了过多的水或下雨天雨水流入未浇灌的柱内，在混凝土浇灌振捣时水就跑到柱模旁边形成自然冲洗混凝土留下砂粒，拆模后柱表面砂粒非常干净用手模就往下掉，（严重的会整个柱脱节空掉）。
2、在下大雨天浇灌也会这样；
3、在浇灌时混凝土坍落度小（干）造成工人不好施工，工人偷偷的往混凝土灌车内加水，也会这样。
4、现在一般有规模的商品混凝土商出厂都比较认真，不会配合搅拌这么糟糕的混凝土，是商品混凝土的问题机率比较小。
ComeOn
回答于：2013-09-11
共3条回答