【摘要】 根据杭州东站地区的地质水文情况及施工周边条件,论述了该工程在临近铁路线旁深基坑施工的围护选型过程,通过对各种支护方案在安全、可行性、经济方面特点的比较,确定了该工程采用工法桩加预应力锚索的围护方案,达到了安全、可靠、经济的效果。更多还原

【Abstract】 According to geological and hydrological conditions and other surrounding conditions for construction in the district of Hangzhou East Railway Station,this paper discussed the selecting process of the enclosure system for the construction of deep foundation excavation next to the existing railway lines.Comparing the safety,feasibility,economical efficiency of each system,this paper selected the pile construction method with pre-stressed anchor for supporting and protecting this project,of which the safety,stability and economical efficiency could be achieved.更多还原