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Right Line of Shield Tunnel Section from Hanyuan Avenue Station to Xinyuan Avenue Station on Phase I of Xuzhou Rail Transit Line 2 Breaks Through

2018-01-09 856 0人评论

　　1月7日，徐州轨道交通2号线一期工程“先锋二号”盾构机顺利到达汉源大道站，标志着汉源大道站～新元大道站区间右线顺利贯通。
　　汉新区间右线长度为701.433米，隧道拱顶覆土厚度9.5～15.7米，包含两处转弯曲线，分别为R=1500米、R=600米，纵断面呈“V”坡，最大纵坡26.281‰，最小纵坡16.382‰。施工过程中穿越地层主要为砂质粉土、粉质粘土，侧穿人才家园小区、下穿昆仑大道2个风险源。
　　历时3个月，“先锋二号”盾构机顺利完成右线的掘进任务，预计1月底该盾构机经过拆装、转运后再次从新元大道站始发，开始左线701.304米的掘进任务。

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Right Line of Shield Tunnel Section from Hanyuan Avenue Station to Xinyuan Avenue Station on Phase I of Xuzhou Rail Transit Line 2 Breaks Through

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Right Line of Shield Tunnel Section from Hanyuan Avenue Station to Xinyuan Avenue Station on Phase I of Xuzhou Rail Transit Line 2 Breaks Through

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