Search results

Review of Crumb Rubber Concrete Wei Li1,2,3, a, Zhen Huang1,b, Xiaochu Wang1,2,c , Junwei Wang1,d 1Shenyang University, Liaoning, Shenyang, 110044,China 2The Key Laboratory of Geoenvironmental Engineering, Liaoning, Shenyang, 110044,China 3Pollution Environmental Governance and Key Laboratory of Regional Ecological Security, Liaoning, Shenyang, 110044,China asydxlw@163.com(corresponding author) , b564995824@qq.com, cwangxiaochu@126.com, d514044003@qq.com Keywords: Waste rubber; Rubber concrete; Engineering application; Mechanical properties Abstract: Rubber concrete acted as one kinds of building materials came from the traditional modification concrete, and it had the excellent thermal insulation properties, such as light, good toughness, good thermal insulation, so it had been initially used in civil engineering, such as railways, highways and so it’s like.
Most of the applications of rubber concrete in engineering were used for road paving roads, airports, stadiums and so on.
The Second International Forum on Advances in structural engineering Proceedings, 2008：647-651
Sub grade Engineering, 2012, 3:24-27
Engineering Mechanical, 2000：901-905

Practical example is taken to enable the hydraulic engineer to better understanding the advocated method and to observe the facility with which design of such a geometric profile can be performed.
Introduction Three great problems arise in the practice of hydraulic engineer.
To solve the problem of the design, the hydraulic engineer uses very laborious graphical methods, iterative procedures or approximate relationships [7-9].
Civil Eng., Vol. 11 (1939), p. 133
Civil.

Time Progress of Compressive Strength of High Performance Concrete Ondřej Holčapek1, a *, Filip Vogel1,b, Tomáš Vavřiník1,c and Martin Keppert2,d 1Experimental Centre, Faculty of Civil Engineering, CTU in Prague, Thakurova 7/2077, 166 29 Prague, Czech Republic 3 Department of Materials Engineering and Chemistry, Faculty of Civil Engineering, CTU in Prague, Thakurova 7/2077, 166 29 Prague, Czech Republic aondrej.holcapek@fsv.cvut.cz, bfilip.vogel@fsv.cvut.cz, ctomas.vavrinik@fsv.cvut.cz, dmartin.keppert@fsv.cvut.cz Keywords: HPC, Compressive Strength, Time Progress.
Development in the field of concrete engineering is increasingly focused on the practical application of high performance concrete (HPC) or ultra- high performance concrete (UHPC) in construction practise.

Introduction The advent of reinforced concrete structures has been over 150 years, and owing to its economy, durability, integrity and fire resistance, the reinforced concrete structure has been widely used in civil engineering all over the world.
Some problems of FRP Reinforced in Structural Engineering Study [D].
Tongji University, 2004 [2] Tom Norris，Hamid Saadatmanesh，and Mohammad R．Ehsani．Shear and Flexural Strengthening of R/C Beams with Carbon Fiber Sheets[J]．Journal of Structural Engineering，1997,123(7):903～911
[3] Christopher K．Y．Leung．Delamination Failure in Concrete Beams Retrofitted with A Bonded Plate [J].Journal of Materials in Civil Engineering,2001,(3～4):106～133
Engineering Mechanics, 2004.21(4):172～178

A New Meshless Simulated Method of Chloride Diffusion in Concrete Ling Yao1, a, Ling Zhang*1, b , Ling-ling Zhang2, c, Xin-yue Zhang3, d and Yong-jing Wang1, d 1 State Key Laboratory for Strength and Vibration Of Mechanical Structures, Xi'an Jiaotong University, Xi'an 710049, China 2 School Of Human Settlements and Civil Engineering, Xi'an Jiaotong University, Xi'an 710049, China 3School of Mechanical Engineering, Northwestern Polytechnical University, Xi’an 710068, China a yaoling318@163.com, b zhangl@mail.xjtu.edu.cn, c llzhang@ mail.xjtu.edu.cn d pink_xy@qq.com, e A8861753@stu.xjtu.edu.cn *Corresponding author Keywords: Chloride content, Diffusion, Concrete, θ-EFG method, Meshless.
Among various meshless methods, the EFG meshless methods presented by Belyschko[5] have been widely applied in many engineering fields due to its advantages like stable calculation, high precision and fast rate of convergence.
[3] H.Taghaddos, F.Mahmoodzadeh, Diffusion Processes in Advanced Technological Materials, edtied by B.H.V.Topping Publications/Civil-Comp , Stirling, Scotland (2004), in press
[5] Dolbow.J, Belytschko.T, An Introduction to Programming the Meshless Element Free Galerkin Method, Archives of computational Methods in Engineering.5(1998)207-241
[6] Gavete.L, Falcohn.S, Implementation of essential boundary conditions in a meshless method, Communication in Numerical in Engineering.16(2000)409-421

Vibration Characteristics of Single Pile Embedded in Nearly Saturated Soils Half Space Subjected to Harmonic Vertical Loads Hong Zhang1,2a, Qian Gao1b, Bin Xu2c 1School of Civil and Environmental Engineering, University of Science and Technology Beijing, Beijing 100083, China 2Department of Civil Engineering, Nanchang Institute of Technology, Nanchang 330099, China azhanghlion@163.com, bzhanghlion2010@qq.com, cxmq418@163.com Keywords: Nearly saturated soils, Dynamic equation, Single pile dynamic response, Helmholtz vector decomposition, Transmission and reflection matrix method, Fredholm integral equation.
Hence, the study on the dynamic responses of nearly saturated soils and structures has greater applied value in engineering.
Soil Dynamics and Earthquake Engineering, Vol. 12 (1993),p. 391 [4] J.
In: Proceedings of the 33rd Japan National Conference on Geotechnieal Engineering(1998),p. 1157 [5] A.
Journal of Engineering Mechanics, Vol. 125(1999),p. 1048

Silt Embankment Reinforced by Sleeve Valve Barrel Fracturing Grouting Dengyuan Zhu 1, 2, a, Qingtao Zhang 1, b 1School of Civil Engineering, Shandong University, Jinan 250061, China 2 Schools of Civil Engineering&Architecture, Linyi University, Linyi 276000, China azdy320@163.com, bzhangqingtao_89@126.com Keywords: sleeve valve barrel fracturing grouting; silt embankment; stability attenuation; finite element method Abstract.
[2] Yan Xu. the application of sleeve valve barrel fracturing grouting method in soft ground treatment in Road engineering [J].
Split grouting simulation design and engineering applications [J].
Geotechnical Engineering Journal , 2010, 03): 474-80
Geotechnical Engineering Journal, 2008, 02): 181-4.

Influences of Semi-rigidity of End-plate Joints on Structures Qiongfen Wang 1,a, Yuancai Liu1,b, Liang Cao 2, Ji Yao2 Jianfeng Huang 2,3 1 Faculty of Transportation, Machinery & Civil Engineering, Southwest Forestry University, Kunming 650224, China; 2Faculty of Civil Engineering and Architecture, Kunming University of Science and Technology, Kunming 650024, China; 3Faculty of Water Resources, Hydraulic Power and Architecture, Yunnan Agricultural University, Kunming 650201, China Corresponding author: akmwqf@126.com, byuancailiu@126.com Key words: end-plate; joints; semi-rigid; structure; finite element Abstract: Calculations of the end-plate semi-rigid joints are carried out with a FE-program ANSYS.
Acknowledgements This research was supported by the Characteristic Speciality of Provincial Forest Engineering (501035), Experimental Teaching Demonstration Centers of Provincial Structural Engineering (501042) and Forest Engineering Key Disciplines of Southwest Forestry University (47002801) .

Test research on seismic performance of beam Haitao Wan 1, a, Yuqing Yuan 2,b 1 School of Civil Engineering and Architecture, Henan University, Kaifeng, Henan, 475004, China 2 School of Civil Engineering and Architecture, Henan University, Kaifeng, Henan, 475004, China awht110119040@163.com, byuanyq@126.com Keywords: Reinforced concrete beam, Test, Seismic performance of beam Abstract.
Generally in the laboratory for structural engineering seismic test methods mainly have the pseudo-static test method, earthquake simulation shaking table test method and pseudo-dynamic test methods, in order to study the seismic performance of beam specimens, considering the above various seismic test method, the advantages and disadvantages of the existing test conditions and test feasibility, the test adopts the pseudo-static test method for low cyclic loading.
Li: Earthquake Engineering and Engineering Vibration, vol.23(1) (2003), pp.178-83, In Chinese

Numerical Simulation on Water Absorption by MX-80 Bentonite for Nuclear Waste Disposal Guoqing Cai1,a, Hui Tian2,b , Jian Li3,c 1 School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, China 2 CCCC-FHDI Engineering Co., Ltd., Guangzhou 510230, China 3 School of Civil Engineering, Beijing Jiaotong University, Beijing 100044, China a caiguoqing@bjtu.edu.cn, b tianh@fhdigz.com, c lijian0603@gmail.com Keywords: numerical simulation, water absorption, MX-80 bentonite, nuclear waste disposal Abstract.
The underground construction engineering for nuclear waste disposal is called high-level radioactive waste repository.
As an artificial engineering barrier, backfill material is filled in the space between the waste container and surrounding rocks.