Comprehensive pipe gallery is an emerging urban underground comprehensive service facility.As a municipal public tunnel structure,it effectively utilizes underground space and realizes urban multi-functional integration.Taking the north extension engineering project of Longlan Avenue in Shenzhen City as an example,this paper studies the design points of underground comprehensive pipe gallery structure,and puts forward solutions to the easily neglected waterproof problems.The results show that the pipe gallery structure has passed the acceptance criteria and meets the safety,reliability and economic requirements of the engineering.The case achievements can provide reference for the structural engineering design of similar underground comprehensive pipe gallery.
comprehensive pipe galleryfoundation pit structureunderground space
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