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College of Civil Engineering , Hunan University, Changsha，China 410082 2.
School of civil engineering and agriculture, Changsha University of science and technology, Changsha，China 410114 aemail: wangfeicy@tom.com, bemail: fangzhi@hnu.cn, cemail: yinxinfeng@163.com Keywords: RPC, RPC box pier, Seismic performance, Hysteresis curve, Horizontal load.

Finite element analysis of shear behavior of reinforced concrete beam strengthened by high-strength steel wire mesh Chenxing Yang 1, a, Zheng Liu 2,b , Liping Sun 3,c, Jiong Li3,d 1 Faculty of Civil Engineering, Kunming University of Science and Technology, Kunming, China 2Faculty of Civil Engineering, Kunming University of Science and Technology, Kunming, China a775828450@qq.com Keywords: High-strength steel wire mesh.

Fatigue test on cold-recycled cement stabilized base material Hai Zhang1,2 Jing Ma2 Chen Liang2 Hongwei Liu2 1School of Civil and Hydraulic Engineering, Dalian University of Technology Dalian China 2School of Civil Engineering, Shenyang Jianzhu University Shenyang China ahaizhang-11@163.com, bmajing851021@163.com, cliangchenmd@126.com, dhongwei198704231@live.cn Keywords: cold recycling; base material; fatigue life; bending fatigue test Abstract: In this paper, we present the fatigue equation through the bending fatigue test which is loaded at the three dividing point on the beam specimen and by using the two-parameter we calculate distraughtly the probability distribution of the fatigue life of cold recycling materials. we analysis the mechanism of fatigue damage by analyzing the microscopic composition of the cold recycled materials.

Gelation in three-phase disperse systems Alexsandr Buryanov1,a, Vladimir Bеlov2,b, Victoria Petropavlovskaya3,c, Tatyana Novichencova4,d, Tamara Rozovskaya5,e* 1Doctor of Technical Sciences, Professor, The Department of binders and concretes, Moscow State University of Civil Engineering (MGSU), 26 Yaroslavskoe chaussee, Moscow, 129337, Russian Federation 2Doctor of Technical Sciences, Professor, The Department of building products and constructions, Tver State Technical University, 22 Af.
Nikitin, Tver, 170026, Russian Federation 5Postgraduate student, The Department of Building materials, Moscow State University of Civil Engineering (MGSU), 26 Yaroslavskoe chaussee, Moscow, 129337, Russian Federation arga-service@mail.ru, bvladim-bel@yandex.ru, cvictoriapetrop@gmail.com, dtanovi.69@mail.ru, etamara.roz@yandex.ru Keywords: compacted concrete, hard raw mixes, disperse systems, nano-modifying agents, capillary cohesion, granulometry Abstract.

An Experimental Study of Water in Pore System of Hardened Cement Paste by Magnetic Resonance Anming She1, a, Wu Yao1, b and Wancheng Yuan2 1 Key Laboratory of Advanced Civil Engineering Materials (Tongji University), Ministry of Education, Shanghai 201804, China 2 State Key Laboratory of Disaster Reduction in Civil Engineering, Tongji University, Shanghai 200092, China a sheanming@gmail.com, b yaowuk@tongji.edu.cn Key words: Cement paste; Water; NMR; Relaxation time Abstract.

Adaptive Denoising Algorithm for Scanning Beam Points based on Angle Thresholds Tingjian Dong1, a, Huapeng Ding 2, b, Tao Wang2, c, Hao Wang1,d and Jin Chen2,e 1 Engineering and Technology Training Center, Civil Aviation University of China, Tianjin, 300300, China 2 Aeronautical Automation College, Civil Aviation University of China, Tianjin, 300300, China a13116022180@163.com, b474793000@qq.com, c53395265@qq.com, d363030829 @qq.com, e1032329525@qq.com, Keywords: Point Clouds, Adaptive Neighborhoods, Angle Thresholds, Denoising, Median Filtering.
Reverse Engineering: Principles, Methods and Applications.

Utilisation of polyurethane (PUR) granulate in development of new insulating materials Jiří Zach1, a, Vítězslav Novák1, b and Jitka Hroudová1, c 1Brno University of Technology, Faculty of Civil Engineering, Veveří 331/95, 602 00 Brno, Czech Republic azach.j@fce.vutbr.cz, bnovak.v@fce.vutbr.cz, chroudova.j@fce.vutbr.cz Keywords: Waste PUR granulate, PUR foam, new thermal insulation, secondary raw materials.
Introduction Recently, there is still more attention paid to limitation of civil engineering and industry negative impacts on the environment.

Estimating the Importance Degree of Influence Factors on Concrete Durability Based on Rough Set Theory 1,aXiaoping Su, 2,bHaoyue Sun 1School of Civil Engineering, Changchun Institute of Technology, Changchun 130012, China 2 Jilin Provincial Electric Power Survey and Design Institute, Changchun 130022, China a E-mail: sxp5400@163.com; b mingtian9562@126.com Keywords: concrete; durability; influence factors; significance; rough set theory Abstract：Under the saline soil environment in the western area of Jilin Province, the concrete durability is affected by a lot of factors, which include wet-dry cycles, freeze-thaw cycles, wet-dry and freeze-thaw cycles, salt soaking time, salts concentration, fly-ash content, air content.
Advances in Civil and Structural EngineeringⅢ [C], 2013: 1087-1091.

Utilization of Williams’ Power Series for Estimation of Crack Behavior under Mixed-Mode Loading Lucie Malíková1,2,a, Petr Miarka1,2,b and Hana Šimonová1,c 1Brno University of Technology, Faculty of Civil Engineering, Institute of Structural Mechanics, Brno, Czech Republic 2Institute of Physics of Materials, Czech Academy of Sciences, Brno, Czech Republic amalikova.l@fce.vutbr.cz, bpetr.miarka@vut.cz, csimonova.h@vutbr.cz Keywords: Crack-tip field; Semi-circular disk under bending; Finite element analysis; Crack behavior; Mixed-mode; Williams’ expansion.
Acknowledgment Financial support from the Czech Science Foundation (project No. 18-12289Y) and from the Faculty of Civil Engineering, Brno University of Technology (project No.

Production of the Test Timber-UHPC Composite Bridge Milan Holý1,2,a*, David Čítek1,b, Petr Tej1,c, Lukáš Vráblík2,d 1Klokner Institute, CTU in Prague, Šolínova 7, 166 08, Praha 6, Czech Republic 2Faculty of Civil Engineering, CTU in Prague, Thákurova 7, 166 29 Prague 6, Czech Republic amilan.holy@cvut.cz, bdavid.citek@cvut.cz, cpetr.tej@cvut.cz, dlukas.vrablik@fsv.cvut.cz Keywords: UHPC, Timber-Concrete Composite, Load Test Abstract.
[2] Holý, M., Vráblík, L.; Push-out Shear Tests for Timber-UHPC Composite Footbridge; Proceedings of the 12th International fib PhD Symposium in Civil Engineering., 2018. p.195-202. fib PhD Symposia. vol. 12.