It introduces application of deep mixing cement-soil pile in maintenance of foundation pit, combined with storing pool of coking equipment it discusses no-support and earth-retaining& water-retaining drapery and its effect, which to extend the method.

• 介绍了深层搅拌水泥土桩在基坑维护中的应用,以某焦化装置内贮焦池具体工程为例,探讨了这种坑内无支撑、土挡水型帷幕的做法及应用效果,以推广应用该方法。