隧道渗漏水是隧道工程的常见病害,在隧道后期养护防治中非常困难,所以只有科学设计,合理选材和精心施工,才能避免隧道渗漏水的发生.使建成后的隧道达到洞内干燥,保证衬砌结构和洞内设备的正常使用以及行车安全.%Water leakage in tunnel is a common disease of tunnel project, and it is very difficult in the later maintenance control of the tunnel. So only a scientific design, reasonable selection and careful construction can avoid the occurrence of water leakage in tunnel, make the tunnel reach the dry in the hole after completion, and guarantee the normal use and driving safety of the lining and tunnel equipment.
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