深基坑加深支护设计方案选择和施工

摘要

Combining with the specific project example,this paper discussed the selection and construction of deep foundation pit deepened support design scheme,according to the construction progress of foundation pit support and the deepen height,through the calculation and comparison to three different kind of schemes,determined the best scheme,and elaborated the design key points and construction technology,in order to use the most economical scheme to complete the support safety.%结合具体工程实例,探讨了深基坑加深支护设计方案选择和施工,根据基坑支护施工进展情况及加深高度,通过对三种不同方案进行了计算和比选,确定了最佳方案,并阐述了设计要点及施工工艺,从而用最节约的方案安全地完成支护。