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结合广州地铁3号线某盾构区间工程的施工实例,探讨花岗岩球状风化体地层条件下盾构施工方案,比较了常规几种地面预处理及洞内处理的方法,可供类似工程参考。
Combining with the construction example of a shield interval project in Guangzhou Metro Line 3, this paper discusses the shield construction scheme under the condition of granite spherical weathering formation, and compares several conventional methods of ground pretreatment and tunnel processing for reference of similar projects.