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Experimental research of decoloring treatment on vitamin B12 wastewater Sihang Shan1,a, Pengfei Fan2,b, Yi Xing2,c,Geng Qiao2,d 1College of Environment and resources, Jilin University,Changchun, 130026,China. 2College of Civil and Envinromental Engineering, University of science and Technology, Beijing, 100083, China a xingyi76@gmail.com, bfanpengfeifpf@163.com,c xing_bkd@163.com, d alanxy3000@hotmail.com Keywords: vitamin B12, decoloration, micro-electrolysis,modified bentonite, O3 oxidation.
References [1] Jiawei Zhu.Experiment of treatments on pharmaceutical wastewater.Chemical Engineers,2010,2 (4):25-28

Research on Main Problems and Their Countermeasures on Chinese Small Hydropower Development Yanwei ZHAI 1, a, Changwu LIU 1, b and Xinxian ZHAI 2, c 1College of Water Resource & Hydropower, Sichuan University, Chengdu, 610200, China; 2School of Energy Science and Engineering, Henan Polytechnic University, Jiaozuo, 454000, China azhaiyw1992@qq.com, bxxssd@263.net, czhaixx1963@126.com Keywords: China; small hydropower station; status; technical reforming; running management Abstract: The constructions of small hydropower stations play an important role in improving local energy structure, development of corporations, agricultural and environmental melioration, and improving living standard of local people.
The local departments should be coordinated with water conservancy, civil engineering, power supply and banks on macroscopic, so that, the projects passed examination and approval can be start-up successfully and finished on time.

Optimization of exit design based on evacuation model for limited visibility Chen Hai-tao1, 2, a, Yang Peng1,3, Yu Run-cang2 1 University of Science and Technology Beijing, Civil and environmental engineering institute, Beijing, 100083, P.R.
China 3 Beijing key laboratory of information Service Engineering, Beijing 100101, P.R.

Compressive Strength of Organic Lightweight Aggregate Concrete Congmi Cheng 1, 2, a, Dagen Su2, Juan He1, Chujie Jiao1 1College of Civil Engineering, Guangzhou University, Guangzhou, 510006, P.R.
China 2College of Science and Engineering of Materials, South China University of Technology, Guangzhou 510641, P.R.

Journal of Basic Science and Engineering. 2011，19(5)：767-775 [5] Suzanne M Burwell, Edward J Anthony, Ediwin E Berry.
[9]Design specifications of engineering thermodynamics and heat transfer of civil construction.GB/T 50176-1993.

Thermal-Activation & Activity Analysis of Neimenggu High Alumina Coal Gangue Haili Cheng1, a Feihua Yang2,b Jie Zhang1,c Yi Wang1,d 1 Department of Civil Engineering, North China University of Technology, Beijing 100144 China 2 State Key Laboratory of Solid Waste Reuse for Building Materials, Beijing 100041 China atkggig@sina.com bchyangfeihua@126.com czhangjie20043044@163.com dsevcents@gmail.com Keywords: high alumina coal gangue, thermal-activation, spectral analysis, PAI Abstract.
[5] Wei Guo, Dongxu Li, Jianhua Chen, Nanru Yang, Journal of Materials Science & Engineering (in Chinese)2008 Vol. 26(2):p.204-207 [6] Shuxia Feng，Peiming Wang and Xianping Liu.

Experimental Investigation on the Fire Resistance Performance of L Special-shaped Steel Reinforced Concrete Columns Litang Gao1, a, Yunfei Gao1, b, Zhixin Yang1, c, Qiyun Shan1, d, Gang Gao1, e 1 School of Civil Engineering, Qingdao Technological University, Qingdao, China a gaolitang@qtech.edu.cn, b 604914879@qq.com , cyangzixing147@126.com, dshanqiyun@126.com ,e75858310@qq.com Keywords: steel reinforced concrete special-shaped columns; fire; residual bearing capacity; fire resistance performances.
With engineering practice and development of scientific research, some limitations of reinforced concrete special-shaped column were discovered [3] :( 1) Poor seismic performances.

Experimental Investigations of RC Frames Retrofitted by Steel Braced Frames Using a New Hybrid Connection Misato NISHIYAMA1,a, Pasha JAVADI2,b, Koki MAEDA1,c and Tetsuo YAMAKAWA3,d 1Graduate School of Eng. and Science, University of the Ryukyus, Okinawa, Japan 2Postdoctoral Researcher, University of the Ryukyus, Okinawa, Japan 3Professor, Department of Civil Eng. and Architecture, University of the Ryukyus, Okinawa, Japan ak108521@eve.u-ryukyu.ac.jp, bPasha_Javadi@yahoo.com, ck108651@eve.u-ryukyu.ac.jp, dyamakawa@tec.u-ryukyu.ac.jp Keywords: Steel braced frame, Hybrid connection, Retrofit, Non-ductile RC frame Abstract In this paper, a new connection technique for installing steel braced frame inside an existing RC frame is proposed.
Kobayashi: Cyclic Loading Test on Retrofitted RC Frames –A New Hybrid Connection for Installation of Steel Braced Frame Inside a RC Frame (Part 1)-, Journal of Structural and Construction Engineering, AIJ, Vol. 74, No. 642 (2009), pp. 1487~1494
Kobayashi: Capacity-Based Analytical Evaluations of Retrofitted RC Frames–A New Hybrid Connection for Installation of Steel Braced Frame Inside a RC Frame (Part 2)-, Journal of Structural and Construction Engineering, AIJ, Vol. 75, No. 651 (2010), pp. 987~996.

Effect of Recycled Concrete Aggregates and Natural Pozzolana on Rheology of Self-Compacting Concrete KENAI Said1,a, MENADI Belkacem1, b , DEBBIH Amina1,c and KADRI EL-Hadj4,d 1Geomaterials laboratory, Civil engineering department, University of Blida, Algeria. 2Civil engineering department, University of Cergy Pontoise, France.

Equilibrium Assignment Model with Uncertainties in Traffic Demands Aiwu Kuang1, a, Zhongxiang Huang1, b 1School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha 410004, P.
Proceedings of the Institute of Civil Engineers, 1(36): 325-378