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Optimization of Ultra-fine Limestone Filler on Cement Grain Composition Wen Xua, Fei Guob and Qian Tianc State Key Laboratory of High Performance Civil Engineering Materials, Jiangsu Research Institute of Building Science, Jiangsu Bote New Materials Co., Ltd., Nanjing 210008, China axuwen@cnjsjk.cn, bguofei@cnjsjk.cn, ctianqian@cnjsjk.cn Keywords: limestone filler; grain composition; rheology; Andreasen model; cement.
[2] Dubey Sanjay Kumar, Chandak Rajeev, Development of self compacting concrete by use of Portland cement, limestone filler and silica fume, Journal of Engineering Sciences, 1 (2012) 35-39

Residual Fracture Toughness of Concrete Subject to Elevated Temperatures YU Jiangtao1,a, YU Kequan1,b, LU Zhoudao1,c 1Research Institute of Engineering and Disaster Reduction, Tongji University, Shanghai, China ayujiangtao@tongji.edu.cn, bzjzjykq@163.com, cluzhoudao@163.com Keywords: fracture toughness, post-fire, elevated temperature, wedge splitting Abstract.
Establishing the relationship between residual mechanical properties and temperatures will be helpful for civil engineers to identify the level of damage.

Research on Pavement Performance of dense skeleton Lime fly-ash Stabilized Aggregate in gravelly conditions Guo Jianning1,a ,Ma Shibin2,b and WangLei3,c 1,2School of Civil Engineering, Hebei University of Technology, Tianjin 300132, China 3Tian Jin Road and Bridge Construction Company aguojianning@126.com,bmarotolo@126.com,c 527080002@qq.com Keywords: Pavement, Performance, Lime fly-ash stabilized aggregate, Dense skeleton Abstract.
References [1] The highway engineering inorganic binder stabilizing material test specifications (JTG E51-2009) [2] Wu Yanlin, Li Huiguang, Shen Aiqin.

For the mineralogical essays the samples were sifted through a 200# (mesh): Quantitative Chemical Analysis (EDX-700, model SHIMADZU), DRX (XRD700, model SHIMADZU) with radiation Cu-Kα ranging from 5º to 55º, DTZ and TG Analyses (BP300, model BP Engineering) under a velocity of 10º/min and maximal temperature of 1,100º and Scanning Electron Microscopy (SSX5550, model SHIMADZU).
Acknowledgments The authors are pleased to thank the Civil Engineering Laboratory – LECIV and Advanced Materials Laboratory – LAMAV for the support in the development of the present work, and to CAPES and FAPERJ for the grants.

3-D Numerical Simulation of the Flow Field of Cutthroat Flume Qi Qinglan1,2, Huo Qian1,2, Ye Qingqing1,2, Zhang Jun1,2 1Department of Civil Engineering of Shijiazhuang Tiedao University, Shijiazhuang 050043, China 2the Key Laboratory of road and railway engineering safety guarantee of Ministry of Education of Shijiazhuang Tiedao University constructed by Province and the Ministry, Shijiazhuang 050043, China Keywords: Cutthroat flume, Numerical simulation, Velocity field, Pressure field Abstract.

Performance of Fiber-cement Boards in Biogenic Sulphate Environment ESTOKOVA Adriana1, a *, ONDREJKA HARBULAKOVA Vlasta1,b, LUPTAKOVA Alena2,c and STEVULOVA Nadezda1,d 1Technical University of Kosice, Faculty of Civil Engineering, Institute of Environmental Engineering, Vysokoskolska 4, 04200 Kosice, Slovakia 2Slovak Academy of Science, Institute of Geotechnics, Watsonova 45, 04353 Kosice, Slovakia aadriana.estokova@tuke.sk, bvlasta.harbulakova@tuke.sk, cluptakal@saske.sk, dnadezda.stevulova@tuke.sk Keywords: sulphate-reducing bacteria, sulphur-oxidising bacteria, building material, bio-corrosion Abstract.

The Study on the Effect of the Lateral Braces on the out-of-Plane Stability of Web Openings Circular Steel Arches Li Yun Jiang1,a , Ming Li1,b , Sen Hao Yang1,c 1The College of Civil Engineering,Inner Mongolia University of Technology,Hohhot,China, aemail:jiang_liyun@126.com, bemail:604957115@qq.com, cemail:546680783@qq.com Keywords: Elastic buckling, Lateral brace, Web openings circular steel arches,Critical stiffness Abstract.
(In Chinese) [4] Bradford.M.A,Pi.Y.L,Journal off Structural Engineering,2002,128(6):719-727 [5] Pi.Y.L,Bradford.M.A,International Journal of Solids and Structures,2002,39(8):2299-2322 [6] JGJ/T 249-2011.Technical specification for steel arch structure.Beijing,2011.4.

Heat Transfer Analysis and Energy-saving Methods of the Exterior Windows in the Northern Area Zhonghua Wang1,2 1School of Civil Engineer and Architecture, Northeast Petroleum University, Daqing 163318, China 2 Heilongjiang Key Laboratory of Disaster Prevention, Mitigation and Protection Engineering,Daqing; Heilongjiang163318; China Wangzhonghua0725@163.com Keywords: energy-saving window, heat consumption, insulation Abstract.

Analysis on In-plane and Out-plane Instability Coupling of Steel Bowstring Arch Bridge with Box Section Single Rib Wang Xingrui1,a, Jin Jikai1,b, Yang Gang2,c 1Institute of Civil Engineering, Qingdao Technological University, Linyi, China, 273400 2Institute of Road and Bridge Engineering, Dalian Maritime University, Dalian, China, 116026 awqqlff@126.com, b836017042@qq.com,cyanggang@dlmu.edu.cn Keywords: Steel single rib box section arch bridge; Instability mode; Safety coefficient; ANSYS; Bending stiffness.

A New Inlet Boundary Conditon For LES Zhe Liu Department of Civil Engineering, Shantou University, Guangdong Province, 515063, P.R.CHINA liuzhe@stu.edu.cn Keywords: LES, ARMA, CFD Abstract.
Res Vol.37 (2005), p.443 [4] Zhe Liu, Engineering Application of Computational Fluid Dynamics Vol.6(3) (2012), p.426