隧道衬砌背后空洞成因及治理一般规律探究

摘要

Taking some tunnel project in Hebei Province as the example,the paper analyzes the reasons for the cavity according to the identified cavity location and number in the tests,and points out respective treatment measures according to the different cavity location,so as to maintain the better status of tunnels and ensure the common operation of tunnels.%以河北省某隧道工程为例，根据检测所确定的空洞位置及数量，对空洞产生的原因进行了分析，并按照空洞位置的不同，分别提出了相应的治理措施，以使在建或已建隧道处于良好状态，保证隧道的正常运营。