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新线下穿既有线问题对广州地铁在建线路的土建安全、投资、工期和质量具有重大影响。应用有限元方法对广州地铁6、2号线海珠广场换乘站风险进行分析评估中,控制了6号线下穿2号线工程过程中的土建施工风险。
The problem of new line undergoing existing lines has a significant impact on the civil safety, investment, duration and quality of the lines under construction in Guangzhou Metro. The finite element method is applied to the risk assessment of Haizhu Square Interchange in Guangzhou Metro Line 6 and Line 2 to control the civil construction risk during the process of Line 6 passing through Line 2.