For the deep excavation, in order to reduce the pressure on the pile and control the deformation of the excavation, usually, multi-braced retaining is used.
当基坑深度较大时，为了减少桩墙的受力和控制基坑变形，常采用多支撑支护方式。
2
The application of leading pile wall to the foundation pit of soft soil braced by soil nails expands the application range of soil nail bracing technique.