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流砂现象发生的原因是什么？有什么防治方法？ - 工程施工 - 项目管理 - 氿上知道
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满意答案
主要防治方法有水下挖土法、冻结法、枯水期施工、抢挖法、加设支护结构和井点降水法等，其中井点降水法是根治流砂的有效方法之一。
在路上
回答于：2014-03-12
共2条回答