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shui gong chan zhan tu fang shen qiang hun ning tu de shi yan ji shi gong ying yong
Author(s): 
Pages: 26-29
Year: Issue:  3
Journal: Yunnan Building Materials

Keyword:  粘土防渗墙施工应用抗渗标号静力弹性模量抗压强度防渗芯墙混凝土松花病害工程处理加固;
Abstract: <正>水工掺粘土防渗墙混凝土(以下简称防渗墙砼).是一种特种砼.它主要用于水库或电站的拦河坝——均质土坝或风化料坝中的防渗芯墙,亦用于可用管送或泵送砼的地下防渗结构以及对病害工程的处理加固.用于土坝中作防渗芯墙的砼,为了能起到防止压力水渗透的屏幕作用,适应上下游坝体的塑性变形,和便于管道输送,要求其具有较低的静力弹性模量;较低的强度等级;较高的抗渗标号和流动性.
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