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通过杭州庆春路隧道盾构盾尾密封修复实例,详细介绍了盾尾刷的损坏机理及江底高水压下采用冷冻法止水,对盾尾刷进行改造和更换的技术。
Through the case study of Qingchun Road tunnel shield shield tail seal repair in Hangzhou, the damage mechanism of shield tail brush and the technique of using freezing method to stop water under high water pressure at the river bottom are introduced in detail.