circular base slab

Application of Circular Steel Support to the construction of Guangzhou Metro;

圆形钢支撑在广州地铁工程中的应用

The thesis takes West Qin Ling Tunnel Project of Lan Yu Rail as example to improve the previous mode of stepping and discuss the mode of stepping by means of the arc-shaped steel plate support according to the conditions of West Qin Ling Tunnel Project.

以兰渝铁路西秦岭隧道工程为例,对以往长距离步进模式进行了改进,对弧形钢板支撑的模式进行步进予以了探讨,可供相关工程参考。

In this article, basing on successful instances of design of foundation pits with arch brace, the superiority of arch brace to normal brace concerning structural and construction characteristic is analyzed.

文章以成功的基坑工程圆环支撑系统设计实例为基础,对圆环支撑优于直杆型支撑的结构、施工特性作出比较细致的分析,得出如果圆环支撑运用得当,可以实现投资减少、工期缩短、位移减小的目标。