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Online since: December 2012
Authors: Zhong Xin Liu, Xue Jian Zhang
Research on Deformation Monitoring on Supporting Structure of Deep Foundation Pit Engineering Based on GPS
LIU Zhong-xin, ZHANG Xue-jian
Jilin Architectural and Civil Engineering Institute,Changchun ,Ji Lin,China
zxj_0620@163.com
Keywords: deep foundation pit; supporting structure; deformation monitoring; GPS
Abstract:High-rise building deep foundation pits affect the peripheral physiognomy deformations directly, and brings serious hidden danger.deformation monitoring on supporting structure of deep foundation pits engineering is an effective means of construction safety warning.
The excavation of deep foundation pit give rise to the deformation of the surrounding landscape features, which bring serious security problems, and will cause serious engineering accidents.
When the rate of change reached the related allowable value provided in building foundation pit engineering technical specifications, timely measures must be taken to protect the surrounding buildings and buried pipeline.
In the engineering precision positioning(The length of baseline is 300 m -1500 m), through continuous observation for 1h or above, the 3d coordinates(Plane position error less than 1 mm, Elevation error reach 1 mm) can be obtained by calculation of baseline vector net adjustments.
Building foundation pit engineering technical specification[S].
The excavation of deep foundation pit give rise to the deformation of the surrounding landscape features, which bring serious security problems, and will cause serious engineering accidents.
When the rate of change reached the related allowable value provided in building foundation pit engineering technical specifications, timely measures must be taken to protect the surrounding buildings and buried pipeline.
In the engineering precision positioning(The length of baseline is 300 m -1500 m), through continuous observation for 1h or above, the 3d coordinates(Plane position error less than 1 mm, Elevation error reach 1 mm) can be obtained by calculation of baseline vector net adjustments.
Building foundation pit engineering technical specification[S].
Online since: October 2011
Authors: Shi Chao Cao, Yuan Fu Li, Zhao Yu Li, Xiao Yi Qian, Lie Xia, Wen Lai Xu
Feasibility of Railway Washing Wastewater Disposal by Improved CRI
Shichao Cao 1,a,Yuanfu Li 1,Zhaoyu Li 1,Xiaoyi Qian 1,Lie Xia 2,Wenlai Xu 3,b*
1College of Civil Engineering, Southwest Jiaotong University, Chengdu, China
2China Railway ErYuan Engineering Group Co.Ltd, Chengdu, China
3College of Environment and Civil Engineering, Chengdu University of Technology, Chengdu, China
aE-mail: dancen3168@sina.com, bE-mail: 296794884@qq.com
Keywords: railway washing wastewater; sponge iron; CRIs; TP; removal efficiency
Abstract: Railway washing wastewater, containing a large number of carbohydrates, fat, protein, cellulose, and other organic pollutants, will cause serious pollution, result in production of foul-smelling matter, impact on the survival of aquatic life and hinder the sustainable development of railway transport, if the wastewater is directly discharged into the nature water body.
This research studies the traditional CRIs and improved CRIs and compare with their removal efficiency of TP to provide the basis for engineering design and operation [6, 7].
XU: Treat river sewage by constructed rapid infiltration system. in: 4th International Conference on Bioinformatics and Biomedical Engineering, 2010
Chinese Journal of Geotechnical Engineering, 28(2006), 397–402
Journal of Basic Science and Engineering, 11(2003), 370-377
This research studies the traditional CRIs and improved CRIs and compare with their removal efficiency of TP to provide the basis for engineering design and operation [6, 7].
XU: Treat river sewage by constructed rapid infiltration system. in: 4th International Conference on Bioinformatics and Biomedical Engineering, 2010
Chinese Journal of Geotechnical Engineering, 28(2006), 397–402
Journal of Basic Science and Engineering, 11(2003), 370-377
Online since: June 2013
Authors: Wen Feng Liu, Cheng Ming Lan
The development and implementation of a SHM system of fully achieving the above objectives and benefits is still a challenge at present, and needs well-coordinated interdisciplinary research for full adaptation of innovative technologies developed in other disciplines to applications in civil engineering community.
It requires collaboration between civil, mechanical, electrical and computer engineering among others.
The goal of SHM is supposed to improve the safety and reliability of civil infrastructure by detecting damage before it reaches a critical state.
Autonomous monitoring systems, equipped with advanced wireless sensor networks, are expected to play an increasingly important role in condition based maintenance and health monitoring of civil, military, and commercial machines and structures [9].
It requires collaboration between civil, mechanical, electrical and computer engineering among others.
The goal of SHM is supposed to improve the safety and reliability of civil infrastructure by detecting damage before it reaches a critical state.
Autonomous monitoring systems, equipped with advanced wireless sensor networks, are expected to play an increasingly important role in condition based maintenance and health monitoring of civil, military, and commercial machines and structures [9].
Online since: April 2015
Authors: Yong Xun, Chen Bin Ji, Shuai Sun, Hong Yu Yin
Experimental Investigation of Concrete Confinement with Textile Reinforced Concrete
Yin Hongyu1, a *, Xun Yong2, b, Ji Chenbin3, c and Sun Shuai3, d
1Department of Civil Engineering, Yancheng Institute of Technology, 224051 Jiangsu, China
2Department of Civil Engineering, Nanjing tech university, 211800 Nanjing, China
ayhyamy@126.com, byongxun@ycit.cn, cssnj@126.com, djcbnj@126.com
Keywords: Textile reinforced concrete (TRC), Confined concrete, Uniaxial compression, Ratio of textile reinforcement, Load-carrying capacity
Abstract.
Zhang, Tests on seismic behavior of thin-walled circular steel tubular columns filled with Demolished Concrete Blocks, China Civil Eng.
Lü, Study of the stress-strain relationship of FRP-confined circular concrete column with a strain-softening response, China Civil Eng.
Huang, Study on durability of CFRP subjected to freeze-thaw cycle combined with sustained load, China Civil Eng.
Xiao, Experimental study on shear capacity of RC beams strengthened with textile reinforced concrete, China Civil Eng.
Zhang, Tests on seismic behavior of thin-walled circular steel tubular columns filled with Demolished Concrete Blocks, China Civil Eng.
Lü, Study of the stress-strain relationship of FRP-confined circular concrete column with a strain-softening response, China Civil Eng.
Huang, Study on durability of CFRP subjected to freeze-thaw cycle combined with sustained load, China Civil Eng.
Xiao, Experimental study on shear capacity of RC beams strengthened with textile reinforced concrete, China Civil Eng.
Online since: November 2015
Authors: Tomasz Piotrowski, Joanna Julia Sokołowska, Dariusz B. Tefelski, Michał Mazgaj, Janusz Skubalski, Andrzej Żak
Polymers in Concrete – the shielding against neutron radiation
PIOTROWSKI Tomasz1,a *,TEFELSKI Dariusz B.2,b,
SOKOŁOWSKA Joanna J.1,c, MAZGAJ Michał1,d, SKUBALSKI Janusz3,e
and ŻAK Andrzej4,f
1 Warsaw University of Technology/Faculty of Civil Engineering, Warsaw, Poland
2 Warsaw University of Technology/Faculty of Physics, Warsaw, Poland
3 Medical University/Department of Synthesis and Technology of Drugs, Lodz, Poland
4 University of Lodz/Faculty of Physics and Applied Informatics, Lodz, Poland
at.piotrowski@il.pw.edu.pl, btefelski@if.pw.edu.pl, cj.sokolowska@il.pw.edu.pl, ds234861@il.pw.edu.pl, ejanusz.skubalski@umed.lodz.pl, fanzak@uni.lodz.pl
Keywords: Neutron shielding concrete, Monte Carlo simulations, polymer cement concrete, PCC
Abstract.
LIDER/033/639/L-4/12/NRDC/2013 entitled NGS-Concrete New Generation concrete shielding against ionizing radiation, in the framework of the IVth edition of the Lider Program implemented by NCBiR and was additionally supported by the Faculty of Civil Engineering of Warsaw University of Technology in 2015.
Ismail, Effect of seawater on the properties of Epoxy Modified Concrete, UNIMAS E-Journal of civil engineering, 1 (2) 2010
Skubalski, Importance of atomic composition and moisture content of Cement Based Composites in neutron radiation shielding, Procedia Engineering (2015), accepted for 7th Scientific-Technical Conference Material Problems in Civil Engineering (MATBUD’2015) doi:10.1016/j.proeng.2015.06.188 [6] T.
Pohl, Nuclear technics in civil engineering / Technika jądrowa w budownictwie, Arkady, Warsaw (1967) pp.261 (in Polish)
LIDER/033/639/L-4/12/NRDC/2013 entitled NGS-Concrete New Generation concrete shielding against ionizing radiation, in the framework of the IVth edition of the Lider Program implemented by NCBiR and was additionally supported by the Faculty of Civil Engineering of Warsaw University of Technology in 2015.
Ismail, Effect of seawater on the properties of Epoxy Modified Concrete, UNIMAS E-Journal of civil engineering, 1 (2) 2010
Skubalski, Importance of atomic composition and moisture content of Cement Based Composites in neutron radiation shielding, Procedia Engineering (2015), accepted for 7th Scientific-Technical Conference Material Problems in Civil Engineering (MATBUD’2015) doi:10.1016/j.proeng.2015.06.188 [6] T.
Pohl, Nuclear technics in civil engineering / Technika jądrowa w budownictwie, Arkady, Warsaw (1967) pp.261 (in Polish)
Online since: August 2011
Authors: Yong Mou Zhang, Fei Hong Xie, Zhi Yong Kou
Prediction and discuss of strap mining subsidence by numerical simulation analysis and its engineering apply
Xie Fei Hong1,a, Kou Zhi Yong1,b, Zhang Yong Mou2,c
1 School of Urban and Rural Construction, Chengdu University, Chengdu 610106, China
2 School of Civil Engineering, Lanzhou Jiaotong University, Lanzhou 730070, China
aexbeen@126.com, bkouzhiyong@163.com,czhangyongmou@163.com
Key words: strip mining; subsidence; numerical simulating calculation; test mining
Abstract: In this paper, In order to reasonably determine the mining width and reserves length of strip mining, reliable simulation subsidence due to strip mining under earth,according to the cavity environment of the engineering measure, the protected object's space position and the mining rock strata's circumstance, and the relevant mining subsidence mechanic, calculation model are chosen in order to predicting the designing mining area transform and data sorting after mining.
Analog Calculation and Engineering Applications 2.1 Geological mining conditions of simulation test section The coal seam of the mining face is located in the Lower Jurassic Yan'an Formation.
Journal of Rock Mechanics and Engineering. 2001,20 (2) :190-196
Journal of Rock Mechanics and Engineering. 1999,18 (4) :397-401
Rock Mechanics and Engineering. 2005,24 (7) :1202-1206.
Analog Calculation and Engineering Applications 2.1 Geological mining conditions of simulation test section The coal seam of the mining face is located in the Lower Jurassic Yan'an Formation.
Journal of Rock Mechanics and Engineering. 2001,20 (2) :190-196
Journal of Rock Mechanics and Engineering. 1999,18 (4) :397-401
Rock Mechanics and Engineering. 2005,24 (7) :1202-1206.
Online since: April 2011
Authors: Chuan Can Chen, Xi Dong Chen
Design of New Excavator with Telescopic Arm
Chuancan Chen1, a, Xidong Chen2
1College of Automotive Engineering, Tongji University, Shanghai 200092, China
2School of Electronic and Electric Engineering, Shanghai Jiao Tong University, Shanghai 200240, China
achencc@tongji.edu.cn
Keywords: Foundation pit; Excavator; Lateral move; Telescopic arm.
As a result, foundation pit engineering has increased in quantity, growing towards deeper and broader places.
At the same time, however, the engineering is much more difficult.
Xiong: China Civil Engineering Journal, Vol. 40 (2007) No.4, p.66
Shen: China Civil Engineering Journal, Vol. 34 (2001) No.5, p.90
As a result, foundation pit engineering has increased in quantity, growing towards deeper and broader places.
At the same time, however, the engineering is much more difficult.
Xiong: China Civil Engineering Journal, Vol. 40 (2007) No.4, p.66
Shen: China Civil Engineering Journal, Vol. 34 (2001) No.5, p.90
Online since: July 2014
Authors: Chuan Fang Wang, Xia Xin Tao, Anastasia Z, Kai Zhao, Wei Jiang
A suggestion on uncertainty correction of ground motion attenuation in probabilistic seismic hazard assessment
Wang Chuanfang1 *Tao Xiaxin1,2,a Anastasia Z1 Zhao Kai2 Jiang Wei2
1 School of Civil Engineering, Harbin Institute of Technology, Harbin 150090, China
2 Institute of Engineering Mechanics, China Earthquake Administration, Harbin, 150080, China
ataoxiaxin@aliyun.com
Keywords: Uncertainty correction; Ground motion; Attenuation; PSHA
Abstract.
Dissertation for Master degree in engineering.
Proceedings of Fifth World Conference on Earthquake Engineering. 1973, 2: 2586-2596
World Earthquake Engineering. 1987, (2): 17~26 (in Chinese) [10] Douglas J.
Civil Construction and Environment Engineering, 2010,32(S2):138-142 (in Chinese) [12] Campbell K W, Y Bozorgnia.
Dissertation for Master degree in engineering.
Proceedings of Fifth World Conference on Earthquake Engineering. 1973, 2: 2586-2596
World Earthquake Engineering. 1987, (2): 17~26 (in Chinese) [10] Douglas J.
Civil Construction and Environment Engineering, 2010,32(S2):138-142 (in Chinese) [12] Campbell K W, Y Bozorgnia.
Online since: May 2012
Authors: Xiang Dong Zhang, Bao Rong Huo
Research of Two-way Curved Arch Bridge Reinforced by BFRP
Baorong HUO 1,a, Xiangdong ZHANG 2,b
1.College of Architectural and Engineering ,Shenyang University, P.R.China, 110044
2.
College of Civil Engineering and Traffic, Liaoning Technical University, P.R.China 123000 aweizengkui888@163.com,bzhxd2008@yahoo.com.cn Keywords: Two-way curved arch bridge, BFRP, Static and dynamic characteristics Abstract.
(In Chinese) [3]Rizkalla S, Labossiere P.Structural engineering with FRP in Canada[J].Concrete International, 1999,10(3):25-28
Fuxin: Department of civil Engineering and Architecture in Liaoning Technical University, 2006.)
Journal of Structural Engineering,1998,124(9):1025-1031
College of Civil Engineering and Traffic, Liaoning Technical University, P.R.China 123000 aweizengkui888@163.com,bzhxd2008@yahoo.com.cn Keywords: Two-way curved arch bridge, BFRP, Static and dynamic characteristics Abstract.
(In Chinese) [3]Rizkalla S, Labossiere P.Structural engineering with FRP in Canada[J].Concrete International, 1999,10(3):25-28
Fuxin: Department of civil Engineering and Architecture in Liaoning Technical University, 2006.)
Journal of Structural Engineering,1998,124(9):1025-1031
Online since: October 2012
Authors: Ming Zhe Ning, De Liang Chen, Jin Hua Yang
Analysis of Dynamic Stability for Composite Laminated
Beam with Delamination
Yang Jinhua 1, a, Chen Deliang1, Ning Mingzhe2
1 School of Civil Engineering and Architecture, Changsha University of Science & Technology, Hunan 410114, China
2School of Civil Engineering, Central South University, Hunan, 410075, China
ayangjinhua01@tom.com
Keywords: laminated beam, delamination, dynamic stability, Rayleigh-Ritz method.
Vol.46 (2004), p. 509 [2] Yang Liu, Dong Wei Shu: Composites Part B: Engineering (In Press) [3] Christian N.
Della, Dongwei Shu: Composites Part B: Engineering Vol. 38(2007), p. 109 [4] D.
Suryanarayan: Journal of Sound and vibration Vol. 125(1988), p. 441 [10] Sunghee Lee, Taehyo Park, Voyiadjis: Composites Part B: Engineering Vol.33 (2002), p. 605 [11] A.
Lee: Composites Engineering Vol. 4(1994), p. 715 [14] Jinho Oh, Maenghyo Cho, Jun-Sik Kim: Int.
Vol.46 (2004), p. 509 [2] Yang Liu, Dong Wei Shu: Composites Part B: Engineering (In Press) [3] Christian N.
Della, Dongwei Shu: Composites Part B: Engineering Vol. 38(2007), p. 109 [4] D.
Suryanarayan: Journal of Sound and vibration Vol. 125(1988), p. 441 [10] Sunghee Lee, Taehyo Park, Voyiadjis: Composites Part B: Engineering Vol.33 (2002), p. 605 [11] A.
Lee: Composites Engineering Vol. 4(1994), p. 715 [14] Jinho Oh, Maenghyo Cho, Jun-Sik Kim: Int.