双排桩被动区土层加固复合支护方式在深基坑中的应用

The application of composite support method of double row pile passive zone soil layer reinforcement in extra large deep foundation pit

通过一个成功的设计案例,具体介绍了根据场地地层情况,结合场地条件采取双排桩被动区土层加固复合支护的方式成功解决复杂条件下特大深基坑安全稳定问题,并指出被动区土层加固技术为今后基坑支护探索的一个新方向。

Through a successful design case,this paper introduced using double row pile passive zone soil reinforcement composite support way to successfully solve the safety and stability problems of extra large deep foundation pit under complex conditions according to site formation situation,combining with the site condition,and pointed out that the passive zone soil reinforcement technology was a new direction in future foundation pit support exploration.