Application of Internal Support System of Occluding Pile in Construction of Deep Foundation Pit of Subway
Secant pile is monolithic continuous pile retaining structure with good permeability resistance,with Internal support structure,In-creasingly applied in construction of deep and large foundation pit in subway.Based on the example of Mei shan East Station of Cheng du-Mei shan Line Project of Urban(Suburban)Railway.This paper analyses the selection,the construction and the handling of emergencies of the se-cant pile and internal support system,in order to provide reference for the construction of similar projects.
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