1Rapid Conversion Technology of Production System in Fi rst and Second Phase Projects of Construction MineZHANG Xiu-feng, YANG Yang, XIA Feng1-32Analysis on Freezing Wall Connection of Mine Main Shaft in Dingjialiang MineCHENG Zhong-hai, ZHU Zong-zhen4-73Shield Tunneling Technology Applied to Metro Tunnel Passing through under Expressway Tunnel with Shallow Space DepthLI Jian-li, LI Yi8-114Design and Construction of Ground Freezing Method for Lateral Pump Station in Ultra Deep Metro SystemPANG Tao12-165Organization Management Enhanced to Improve Construction Schedule and Quality of Mine ShaftJIN Xin, HE Rong-hai, ZENG Qing-xiang, YI Jin-xiang17-18,166Pre-Grouting at Shaft Sinking Face in Mine Auxiliary Shaft of Shunhe MineBAI Yue-jin, WANG Zun-qi, TIAN Zhi-peng19-217Controlled Grouting Technology Applied to Handle Water Disaster Accident Occurred from Fully Mechanized Coal Mining FaceYANG Wen-sheng, SHEN Yu-shan, SONG Yi-ping, FANG Zhi-meng, WANG Chun-ming, ZHAO Bin, LI Guo-dong, YANG Chun-lai22-268Influences and Treatment of High Pressurized and High Flow Underground Water to Mine Shaft Freezing SinkingLI Rui-zhi27-29,419Research on Spontaneous Combustion of 2-2 Coal Seam Law and Countermeasures in Selian No. 2 Coal MineCHENG Bai-wang, ZHAO Qing-wei, YU Ya-nan30-33,2610Comparative Study on the Functional Model of AdjustmentWU Fa-hong, CHEN Zhao-xia34-37,711Design and Test on Practical Type Energy Accumulated Borehole Blasting DeviceDIAO Xian-peng, ZHU Wei-qiang, HOU Feng, ZHANG Peng38-4112Comparative Study on Freezing Method and Grouting Method of Shaft Construction Technique in Coal MinesFENG Xu-hai42-4613Cause Analysis and Prevention Practices on Mine Geothermal Disaster in Construction MineZHANG Chao47-51,2114Cause Analysis and Prevention Measures of Cage Falling Accident Occurred in Mine Main Shaft of Mengcun MineXIAO Qi-fang, CHEN Yu-bao, XU Ken, HUANG Fu-chang, MA Jian-feng52-5415Installation of Double Girder Hook Overhead Type Crane on Headframe of Mine Main ShaftXie Zhi-ming55-57 