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Keywords: excavation disturbance effectClose
Paper presented at the ISRM International Symposium on In-Situ Rock Stress, August 25–27, 2010
Paper Number: ISRM-ISRS-2010-104
... ABSTRACT: The changes of in-situ stress magnitude and directions caused by the excavation disturbance effect of pilot tunnel are usually neglected. Firstly, the surrrouding stress field of pilot tunnel was inversed finely by multiple linear regression inversion anlaysis in the local mesh model...
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