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本文根据广州市地质水文气象及隧道暗挖工程的施工特点,对广州市轨道交通工程隧道暗挖塌方事故进行了危险性分析,阐述了隧道暗挖工程的竖井、隧道开挖施工中塌方事故的主要防控对策与预防措施,以及塌方事故的应急准备及响应要点。
According to the geological and meteorological characteristics of Guangzhou and the construction characteristics of the tunneling excavation project, this paper analyzes the danger of the tunneling accident in Guangzhou Metro tunnel, and expounds the risk of landslip accidents in the shaft excavation and tunnel excavation The main prevention and control measures and preventive measures, as well as emergency preparedness and response to landslip points.