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Keywords: classification method
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Proceedings Papers

Paper presented at the ISRM SINOROCK 2013, June 18–20, 2013
Paper Number: ISRM-SINOROCK-2013-125
... Abstract JH classification method is confirmed by the database of up to 6,101 sections of tunnels constructed by Japan Highway Public Corporation. The method can figure out either strength or deformability of rock mass, further appropriating the amount of rock bolts, thickness of shotcrete...

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