1Assessment on the Safety of Shotcrete Lining During Tunnel ConstructionXU Mingxin, YANG Chengyong, ZHANG Qiang1-62Study on Relativity of Deduced Atmosphere Environment Impact Factor in the Area Around Beijing Railway StationCHEN Jiandong, BAI Mingzhou, XU Zhaoyi7-113Study on Design Technique of Four Holes Continuous Frame BridgeLI Jiawen, ZHANG Haiyan, HAN Baoming, ZHANG Mi12-15,194Application of Geogrid in Permafrost Embankment of Qinghai-Tibet RailwayCAO Yuxin, XU Lanmin, SHEN Yupeng16-195Influence of the Width of Station Embankment on Temperature Field in Permafrost AreaSHEN Yupeng, XU Zhaoyi, WANG Lianjun, WEI Qingchao20-236Study on Enhancing the Stability of Permafrost Embankments with Thermosyphon-Insulated BoardsDUAN Dongming, YANG Yongping, WEI Qingchao, ZHANG Luxin24-287Research of Settlement Combination Forecasting Model and Its ApplicationFENG Zhen, WANG Na, WANG Lianjun29-31,3583D Numerical Simulation on Effect of Tunnel Construction on Adjacent PipelineWANG Ting, LIU Weining, HE Haijian32-359Intelligent Model of Karstic Collapse Prediction Based on SVMLAI Yongbiao, QIA O Chunsheng36-39,4310Research on the Damaging Control Criterion of Blacktop Due to Underground Tunnel ConstructionYAO Guowei, SUN Hechuan, WEI Qingchao40-4311Dynamic Characteristics of Slab Track on Subgrade in Track Traffic System of Linear Induction MotorLIAO Li, GAO Liang, XIN Tao, WEI Qingchao44-4812Dilatant Model of Sand Based on the Cam-Clay ModelCHI Mingjie, ZHA Chenggang49-5313Improvements in the Automatically Forming Algorithm of Cover System in Numerical Manifold MethodJIAO Jian, QIAO Chunsheng54-5814Material Nonlinear Analysis of Thin-Walled Beam Based on Diversified Coupling FactorsZHA O Honghua, YANG Qingshan59-63,6815Simulation Analysis and Design of RPC Lattice Slab in High-Speed RailwayZHAO Man, YAN Guiping, HAO Wenxiu64-6816Shakedown Analysis of Steel Girder BridgeYUAN Haiyan, YAN Guiping, LIU Lei69-7317Application of Pushover Method to Seismic Resistant Performance Evaluation of Double Column Bridge PierJIA Hongmei, YAN Guiping74-7818Formula for Unit Material Energy Dissipation of Plain Concrete Components Under Axial Cycle LoadWEN Jie, WANG Yuanfeng79-8219Numerical Simulation of Flow Characteristics in Subway StationJIA Li, HUANG Peng, YANG Lixin83-8720Fuzzy Recursive Algorithm-Based Research on Vehicle Shifting StrategyLI Pingkang, JIN Taotao, LI Bei88-92 