树根桩支护体系在南京地区的应用

Application of root pile timbering system in Nanjing region

介绍了在下地电缆隧道支护中采用了既挡土又止水的树根桩的施工,进行基坑围护,结合地面侧向位移和周边设施沉降观测,得出了树根桩支护是安全可靠的,并且有限制侧向位移等诸多优势的结论。

The construction of root pile in underground cable tunnel timbering was depicted ; root pile was characteristic of soil stripping and water proof, the foundation pit fencing was conducted. In combination with the observation of surface lateral displacement and peripheral subsidence, the root pile timbering system was testified to be safe and reliable and characteristic of confined and lateral displacement.