Support of Foundation Pit about Complicated Surrounding Conditions in City Center

With the increasingly development of urbanization,there is more and more deep-excavated foundation engineering in the central city.Surrounding conditions namely influencing factors of design and construction are becoming more and more complex.How to safely excavate deep foundation pit in a compact space is a new problem for designers and constructors.This article will emphasize to introduce foundation pit support plan and construction safety measure of Beijing No.35 Middle School's foundation pit engineering,which is near to subway station and Luxun's former residence.