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打地基为什么要灌水
更新时间: 2020-11-03 00:00:00  

打地基之所以要灌水是因为水是无孔不入的,所以灌水以后砂石、泥土吃了水就会紧密地结合在一起,从而使地基更牢固。地基是指建筑物下面支撑基础的土体或岩体,作为建筑地基的土层分为岩石、碎石土、砂土、粉土、黏性土和人工填土,地基有天然地基和人工地基(复合地基)两类,天然地基是不需要人加固的天然土层,人工地基则需要人加固处理,常见的有石屑垫层、砂垫层、混合灰土回填再夯实等。

关键词: 地基 为什么

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