详细介绍了太原市亲贤北街地下人防工程深基坑基础集水坑流沙处理施工过程，并对其具体操作方法进行了论述，结果表明采用此法实施效果良好，安全可靠，值得推广应用。%The paper mainly introduces the construction process of the sump quicksand treatment at underground civil-defense project at Qinxian-bei Street in Taiyuan,indicates the operation points,and proves by the result that the method has better effect with safety and reliability,so it can be further extended.
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