2006•Construction TechnologyRequires access

Dewatering Technology of Large Deep Foundation Pit Under Complicated Conditions

Dong Li-hua

Abstract

There is deep sand soil in the excavation area of Luzhou Zhonghuan main part foundation pit.The area of the foundation pit is large.Atmospheric precipitation has great influence of the excavation of the foundation pit.There is a long distance to drain water from the center to the side.A comprehensive dewatering scheme is taken,and a good result is got.The dewatering scheme is vacuum well combining light well and blind drainage.

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Key concepts: Dewatering, Foundation (evidence), Excavation, Drainage, Engineering, Geotechnical engineering, Mining engineering, Geography