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Adam Hubáček, Ph.D.1, a 1Brno University of Technology, Faculty of Civil Engineering, Institute of Technology of Building Materials and Components, Veveří 331/95, 602 00 Brno, Czech Republic ahubacek.a@fce.vutbr.cz Keywords: Watertight tunnel lining, durability, development of hydration heat Abstract.

Effects of Concrete Compositions on the Elastic Modulus Hela Rudolf1,a, Bodnárová Lenka2,b and Křížová Klára3,c* 1,2,3Brno University of Technology, Faculty of Civil Engineering, Veveri 331/95, 602 00 Brno, Czech Republic ahela.r@fce.vutbr.cz, bbodnarova.l@fce.vutbr.cz, *ckrizova.k@fce.vutbr.cz Keywords: Concrete; Composition; Eurocode 2; Compressive Strength; Elastic Modulus.

Analysis of Track Gauge Widening in Curves with Small Radius Zdenka Popović1,a*, Luka Lazerević2,b, Nikolay Vatin3,c 1,2Faculty of Civil Engineering, University of Belgrade, 11000 Belgrade, Serbia 3St.Petersburg State Polytechnical University, 195251, Saint-Petersburg, Russia azdenka@grf.bg.ac.rs, bllazarevic@grf.bg.ac.rs, cvatin@mail.ru Keywords: Railway, track, curve, track gauge, locomotive, bogie.

Searching for Durable and Friendly Alkali Activated Concrete for Building Elements Constructions BILEK Vlastimil1,2,a, HURTA Jan1,b, ZIDEK Libor1,c, MEC Pavel1,d 1Faculty of Civil Engineering, VSB-Technical University of Ostrava, Ludvika Podeste 1875/17, 708 33 Ostrava, Czech Republic 2ZPSV a.s., Trebizskeho 207, 687 24 Uhersky Ostroh, Czech Republic abilek@zpsv.cz, bjan.hurta@vsb.cz, clibor.zidek@vsb.cz, dpavel.mec@vsb.cz Keywords: Alkali activated concrete, Frost resistance, Aggressive agent Abstract.

Energy Improvement Study of a Double-Skin Façade in Winter Conditions BRATOSIN Theodor1,a, IAVORSCHI Eugen1,b, CHERECHES Cristian1,c * and POPA Catalin2,d 1 “Gheorghe Asachi” Technical University of Iasi, Faculty of Civil Engineering and Building Services, Romania 2 Université de Reims Champagne-Ardenne, GRESPI/Thermomécanique, France ab_theo2000@yahoo.com, beugen_iavorschi@yahoo.com, cchereches@tuiasi.ro, dcatalin.popa@univ-reims.fr * corresponding author: chereches@tuiasi.ro Keywords: double skin façade; natural convection; radiation; CFD, turbulent flow.

Optimum Combination Scheme of water-fertilizer under Condition of Level-border and plastic Film hole Irrigation for corn Hui SHEN 1, 2,3,a，Juncang TIAN 1, 2,3, b 1College of Civil and Hydraulic Engineering, Ningxia University, Yinchuan 750021, China, 2Ningxia Research Center of Technology on Water-saving Irrigation and Water Resources Management, Yinchuan 750021, China, 3Engineering Research Center for Efficient Utilization of Water Resources in Modern Agriculture in Arid Regions, Yinchuan 750021, China, anxushh@126.com ，bslxtjc@163.com Keywords: Level-border irrigation.

., Belgorod, 308012, Russia 2University of Wisconsin-Milwaukee, 3200 North Cramer Street, Milwaukee, WI 53211, USA 3Moscow State University of Civil Engineering, 26, Yaroslavskoye highway, Moscow, 29337, Russia akozhuhovanata@yandex.ru*, bzhernovsky.igor@mail.ru, ckozhuhovamarina@yandex.ru, de.voitovich@mail.ru Keywords: aluminosilicate, class F fly ash, geopolymer synthesis, correlation method, quality assessment Abstract.

Santhakumar2, b and R.Murugan3, c 1,3Indira Gandhi Centre for Atomic Research/Civil Engineering Group, Kalpakkam 603102, India 2 Former Emeritus professor, IIT Madras Chennai 600036, India achidamsi@gmail.com, bsanthaar@gmail.com , crmurugan@igcar.gov.in.

References [1] The Textbook Writing Group, Green Building, China Planning Press(2008), P7 [2] The Textbook Writing Group, Green Building, China Planning Press(2008), P155 [3] The Textbook Writing Group, Green Building, China Planning Press(2008), P157 [4] Xiaoshan Fang, Liming Tang；The Climate-adapted Landscape Design for the Hot-humid Region——Case Study on the Design of Tianluhu Forest Park Entrance Area, Proceedings of International Workshop on Architecture, Civil and Environmental Engineering, ACEE 2011, ICETCE 2011 Branch；vol.4:3618-2622 [5] Xiande Lin, Green Building in Hot-humid Climate, The First Edition, Jane's Bookstore (Taiwan Taipei), (2003) [6] Zhenyu Song, The Climate-adapted Design Exploration for the University Ecological Library in the Hot-humid Lingnan Region, Master Degree Thesis Of South China University of Technology, (2006) [7] John Ormsbee Symonds(U.S.)

Journal of Computing in Civil Engineering, May 2012, Vol. 26, No. 3: pp. 366-377 [9]Santiago Barro-Torres, Tiago M.