BOUNDARIES OF ROCK MECHANICS pdf

[...]... Zhang (China) Prof B.X Zheng (China) Organizing Committee Chairman Prof M.F Cai Co-chairman Prof M.C He Prof F.Q Wu Secretary-General Prof J.A Wang Members Prof Q Gao Prof F.L He Prof H.W Huang Prof H.G Ji Prof J.S Ju Prof F.N Jin Prof C.H Li Prof L Qiao Prof B Song Prof Z.Y Tan Prof M.W Xie Dr S.J Miao Dr F.H Ren XVII Boundaries of Rock Mechanics – Cai & Wang (eds) © 2008 Taylor & Francis Group, London,... (China) Prof C.A Tang (China) Members Prof M Chen (China) Prof S.H Hao (China) Prof R.Q Huang (China) Prof Y.D Jiang (China) Prof L.R Jing (Sweden) Prof Z.K Li (China) Prof M.J Lian (China) Prof T.S Liang (China) Prof D.Y Liu (China) Prof X.X Miao (China) Prof F Pellet (France) Prof G.S Yang (China) Prof Q Yang (China) Prof X.L Yang (China) Prof Z.Q Yue (Hong Kong, China) Prof G.J Zhang (China) Prof B.X... (Canada) Prof M.A Kwasniewski (Poland) Prof C Lee (Korea) Prof B.C Liu (China) Prof N Vander Merwe (South Africa) Prof M.U Ozbay (USA) Prof M.G Qian (China) Prof Q.H Qian (China) Prof J.-C Roegiers (USA) Prof O Stephansson (Germany) Prof H Sakurai (Japan) Prof S.J Wang (China) Prof H.P Xie (China) Prof J Zhao (Switzerland) Prof R.W Zimmerman (Sweden) Chairman Prof M.F Cai (China) Co-Chairman Prof X.T Feng... are as follows 16.0% of length of the tunnel: no rockburst; 13.6% of length of the tunnel: no or slight rockburst; 18.4% of length of the tunnel: slight to midium rockburst; 45.3% of length of the tunnel: midium to strong rockburst; 6.7% of length of the tunnel: very strong rockburst The above prediction shows big possibility for rockburst to be happened in some sections of the tunnel 5 To control occurrence... XV Boundaries of Rock Mechanics – Cai & Wang (eds) © 2008 Taylor & Francis Group, London, ISBN 978-0-415-46934-0 Organization The International Advisory Committee Academic Committee Prof G Barla (Italy) Prof B.H.G Brady (Australia) Prof C Erichsen (Germany) Prof C Fairhurst (USA) Prof J.A Franklin (Canada) Prof N.F Grossmann (Portugal) Prof D.S Gu (China) Prof J.C Gu (China) Prof J.A Hudson (UK) Prof... environment and rock mechanical property conditions, using the rock burst judgment criteria with indexes of elastic energy, brittleness of Figure 3 Curve of stored elastic strain energy per unit volume of rock along the tunnel line the rock (the ratio of uniaxial compressive strength to tensile strength), the ratio of maximum principal stress to uniaxial compressive strength and RQD of the rock mass, the... reasonable design, construction and supporting of the tunnel REFERENCES Cai, M.F 1993 Commentary of principle and techniques of rock stress measurement Chinese Journal of Rock Mechanics and Engineering, Vol 12, No 3: 275–283 (In Chinese) 6 Boundaries of Rock Mechanics – Cai & Wang (eds) © 2008 Taylor & Francis Group, London, ISBN 978-0-415-46934-0 Identification of geological interfaces from drilling process... occurrence and reduce intensity of the rockburst, a series of proper measures should be taken during excavation of the tunnel 5 Cai, M.F 2000 Principles and techniques of in-situ stress measurement Beijing: Science Press (In Chinese) Cai, M.F., Wang J.A., Wang S.H 2002 Study on distribution law of in situ stress and prediction of rockburst in Linglong gold mine Chinese Journal of Rock Mechanics and Engineering,... on Rock Mechanics 2008 has been organized by the ISRM Commission on Education and supported by the University of Science and Technology Beijing (USTB), China University of Mining and Technology (CUMT) and Chongqing University (CU), under the sponsorship of the International Society for Rock Mechanics (ISRM) and the Chinese Society of Rock Mechanics and Engineering (CSRME) Sincere thanks go to Professor... place of rockburst induced by tunnel excavation are analyzed and predicted (N.B.T.S & M.C 1995, Shen & Guan 2000, Cai et al 2002, M.R 2002) According to the prediction analysis, rockburst can be induced in 77.3% of length of the tunnel The maximum seismic intensity of the rockburst is VII The detailed prediction results of possibility to occur rockburst along tunnel length are as follows 16.0% of length . Ji Co-chairman Prof. J.S. Ju Prof. M.C. He Prof. F.N. Jin Prof. F.Q. Wu Prof. C.H. Li Prof. L. Qiao Secretary-General Prof. B. Song Prof. J.A. Wang Prof. Z.Y. Tan Prof. M.W. Xie Members Dr. S.J. Miao Prof (Poland) Prof. R.Q. Huang (China) Prof. C. Lee (Korea) Prof. Y.D. Jiang (China) Prof. B.C. Liu (China) Prof. L.R. Jing (Sweden) Prof. N. Vander Merwe (South Africa) Prof. Z.K. Li (China) Prof. M.U Ozbay (USA) Prof. M.J. Lian (China) Prof. M.G. Qian (China) Prof. T.S. Liang (China) Prof. Q.H. Qian (China) Prof. D.Y. Liu (China) Prof. J C. Roegiers (USA) Prof. X.X. Miao (China) Prof. O. Stephansson