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通过广州轨道交通三号线[市桥站北～番禺广场站盾构区间]中间风井深基坑施工实例,探讨在深度达43m的花岗岩为主的地层中深基坑的施工方法及其控制土质软化技术措施,为类似工程施工提供参考。
Through the construction example of deep foundation pit of middle air shaft of Guangzhou Metro Line 3 [Shibiao Station North ~ Panyu Square Station shield interval], the paper discusses the construction method of deep foundation pit in granite-dominated strata of depth 43m and its control of soil quality Softening technical measures for the construction of similar projects provide a reference.