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Online since: October 2014
Authors: Mohd Saman Hamidah, Noor Shuhada Mohammad, Wan Yuslinda Wan Yusof, Suraya Hani Adnan, Zalipah Jamellodin
Compressive and Flexural Strength of Fine Grained Mortar Containing Rice Husk Ash: A Review
Zalipah Jamellodin1,a*, Hamidah Mohd Saman2,b, Suraya Hani Adnan3,c,
Noor Shuhada Mohammad1,d and Wan Yuslinda Wan Yusof1,e
1 Faculty of Civil and Environmental Engineering, Universiti Tun Hussein Onn Malaysia, Batu Pahat, Johor Malaysia
2 Faculty of Civil Engineering, Universiti Teknologi MARA, Shah Alam, Selangor, Malaysia.
3 Faculty of Engineering Technology, Universiti Tun Hussein Onn Malaysia, Batu Pahat, Johor.
Acknowledgment The first author thanks to the technical staff of the laboratory and members of the Faculty of Civil and Environmental Engineering, Universiti Tun Hussein Onn Malaysia (UTHM) and Universiti Teknologi MARA (UiTM) for their support.
Wu, “Influence of fly ash and its mean particle size on certain engineering properties of cement composite mortars,” Cem.
Acknowledgment The first author thanks to the technical staff of the laboratory and members of the Faculty of Civil and Environmental Engineering, Universiti Tun Hussein Onn Malaysia (UTHM) and Universiti Teknologi MARA (UiTM) for their support.
Wu, “Influence of fly ash and its mean particle size on certain engineering properties of cement composite mortars,” Cem.
Online since: July 2021
Authors: Muttaqin Hasan, Hamzani Hamzani, Munirwansyah Munirwansyah, Sugiarto Sugiarto, Zulfhazli Zulfhazli
Permanent Deformation and Fatigue of Semi Flexible Pavement Incorporating Waste Tire Rubber and Natural Zeolite
Hamzani1,a, Munirwansyah2,b, MUTTAQIN Hasan2,c*, SUGIARTO Sugiarto2,d ZULFHAZLI Zulfhazli3,e
1Department of Civil Engineering, Universitas Malikussaleh, Lhokseumawe, Indonesia
2Department of Civil Engineering, Universitas Syiah Kuala, Banda Aceh 23111, Indonesia
3Department of Civil Engineering, School of Engineering, Kyushu University
ahamzani@unimal.ac.id, bnir_geotechnical@unsyiah.ac.id, cmuttaqin@unsyiah.ac.id, dsugiarto@unsyiah.ac.id, ezulfhazli.zulfazli.990@s.kyushu-u.ac.jp
Keywords: semi flexible pavement, waste tire rubber, zeolite, deformation, fatigue life.
The amount of water used was justified by the fluidity test that meets the requirement of Road Engineering Association of Malaysia (REAM).
The amount of water used was justified by the fluidity test that meets the requirement of Road Engineering Association of Malaysia (REAM).
Online since: December 2013
Authors: Tong Feng Zhao, Chang Zheng Sun, Xiao Ping Zhang
Research On Multivariate Composite Super Early Strength Grouting Materials
Xiaoping Zhang 1, a , Changzheng Sun 2 , Tongfeng Zhao 1
1 School of Civil Engineering, Shenyang Jianzhu University, Shenyang110168, China;
2 Building Design and Research Institute, Shenyang Jianzhu University, Shenyang110015, China
a1054922706@qq.com
Keywords: high performance; Multivariate complex system; Super high-early-strength; silica fume
Abstract : Super early strength high performance grouting material was produced using high alumina cement, ordinary portland cement, gypsum and silica fume.
Introduction At present, to the civil engineering profession, although the rapid development of steel structure, the concrete structure is still the dominant.
Usually the engineering treatment method of concrete crack is pressure grouting method, which requires a lot of grouting material.
Super early strength of grouting materials in the reinforcement and reconstruction[3] of ports, bridges, roads, industrial and civil projects, etc has a broad application prospects.
From super early strength material on the market at present, the ultra strength material is mainly used in the initial flow required degree, the small 30min fluidity and early high strength engineering.
Introduction At present, to the civil engineering profession, although the rapid development of steel structure, the concrete structure is still the dominant.
Usually the engineering treatment method of concrete crack is pressure grouting method, which requires a lot of grouting material.
Super early strength of grouting materials in the reinforcement and reconstruction[3] of ports, bridges, roads, industrial and civil projects, etc has a broad application prospects.
From super early strength material on the market at present, the ultra strength material is mainly used in the initial flow required degree, the small 30min fluidity and early high strength engineering.
Online since: January 2018
Authors: Albert Grino, Eduardo Chan, Delia Senoro
., Manila City, Philippines 1002
2School of Civil, Environmental and Geological Engineering, Mapúa University,
658 Muralla St., Manila City, Philippines 1002
3Department of Civil Engineering, Adamson University, Manila, Philippines
4Dyson College of Arts and Sciences, Pace University, New York, NY 10038, USA
adbsenoro@mapua.edu.ph, baagrino@gmail.com, cechan@pace.edu
Keywords: Industry wastes.
Thesis for the degree of Master of Science in Environmental Engineering at the University of the Philippines Diliman (2006)
Cruz: Thesis for Master of Science in Civil Engineering, Mapua Institute of Technology, Philippines (2012) [18] Florida Building Code: Testing Application Standard, (2007) [19] Philippine Green Building Code: A Referral Code of the National Building Code of the Philippines PD1096 (2015) [20] R.
Basilia: Dissertation for the degree of PhD in materials science and engineering at the University of the Philippines, Diliman (2004)
Chaki: Materials Science and Engineering 528, 6 (2011) p. 2820– 2830
Thesis for the degree of Master of Science in Environmental Engineering at the University of the Philippines Diliman (2006)
Cruz: Thesis for Master of Science in Civil Engineering, Mapua Institute of Technology, Philippines (2012) [18] Florida Building Code: Testing Application Standard, (2007) [19] Philippine Green Building Code: A Referral Code of the National Building Code of the Philippines PD1096 (2015) [20] R.
Basilia: Dissertation for the degree of PhD in materials science and engineering at the University of the Philippines, Diliman (2004)
Chaki: Materials Science and Engineering 528, 6 (2011) p. 2820– 2830
Online since: July 2011
Authors: Yong Jiu Shi, Yun Lin, Yan Nian Zhang, Yuan Qing Wang
Experimental Study on Fracture Toughness of Q460C the High-strength Construction Steel at Low Temperature
Yuanqing Wang 1, a, Yun Lin 2, b, Yannian Zhang 2, c and Yongjiu Shi 1, d
1 Key Laboratory of Civil Engineering Safety and Durability of China Education Ministry, Tsinghua University, Beijing, China
2 School of Civil Engineering, Shenyang Jian Zhu University, Shenyang, Liaoning, China
awang-yq@mail.tsinghua.edu.cn, bnever-flinch_ly@163.com, czyntiger@163.com,
dshiyj@tsinghua.edu.cn
Keywords: High-strength steel, crack tip opening displacement, low temperature, ductile-brittle transition temperature, fracture toughness, brittleness, experimental analysis.
In recent years, a considerable number of high-strength steel fracture casualties have occurred not only in the petrochemical industry or mechanical industry, but also in the civil engineering.
Further get access to brittle transition temperature, to provide experimental basis for engineering design.
The temperature was often served as an important criterion of anti-fracture engineering design.
[5] Y.M.Wu: Research for mechanism of brittle fracture of structural steel and its engineering design method, Ph.
In recent years, a considerable number of high-strength steel fracture casualties have occurred not only in the petrochemical industry or mechanical industry, but also in the civil engineering.
Further get access to brittle transition temperature, to provide experimental basis for engineering design.
The temperature was often served as an important criterion of anti-fracture engineering design.
[5] Y.M.Wu: Research for mechanism of brittle fracture of structural steel and its engineering design method, Ph.
Online since: February 2022
Authors: Jong Ryeol Kim, Islam Orynbassarov, Saken Sandybay, Daniyar Syzdykov, Dichuan Zhang, Chang Seon Shon
Preliminary Investigation of Geopolymer Mixture Using GGBFS and
Off-ASTM Class F Fly Ash
Daniyar Syzdykov1,a, Chang-Seon Shon*1,b, Saken Sandybay1,c,
Islam Orynbassarov1,d, Dichuan Zhang1,e, and Jong R Kim1,f
1Department of Civil and Environmental Engineering, School of Engineering, Nazarbayev University, Nur-Sultan, Kazakhstan, 010000
adaniyar.syzdykov@nu.edu.kz, bchang.shon@nu.edu.kz, csaken.sandybay@nu.edu.kz, dislam.orynbassarov@nu.edu.kz, edichuan.zhang@nu.edu.kz, gjong.kim@nu.edu.kz
Keywords: Geopolymer mixture, off-ASTM fly ash, GGBFS, workability, compressive strength, drying shrinkage
Abstract.
It accounts for green and durable civil infrastructure because the geopolymer concrete is made of industrial by-products and an alkali activator.
International Journal of Engineering and Technology, 7(1), 59
In IOP Conference Series: Materials Science and Engineering (Vol. 230, No. 1, p. 012046).
International Journal of Research in Engineering and Technology, 2(11), 366-371
It accounts for green and durable civil infrastructure because the geopolymer concrete is made of industrial by-products and an alkali activator.
International Journal of Engineering and Technology, 7(1), 59
In IOP Conference Series: Materials Science and Engineering (Vol. 230, No. 1, p. 012046).
International Journal of Research in Engineering and Technology, 2(11), 366-371
Online since: November 2011
Authors: Jin Dong, Fa Jie Wei
Based on Radial basis function neural network nonlinear model, the paper selected ordinary commercial civil engineering data of concrete building construction in the 2003-2007 years as samples, chose structural and material characteristics as cost indicators and estimated the cost prices.
Input feature set is the historical engineering information associated with the cost, including engineering features, meter cost and main material consumption.
Assuming the number of original samples is P, and the number of input nodes is N, a P×N matrix will exist to save the quantized value of engineering feature, which includes continuous and binary data.
To meet the processing requirements of neural networks, the paper used the following Eq.10 to standardize the data: (10) The following formula made the output values into actual values: (11) Engineering feature selection and processing.
Table.1 Quantized value of engineering feature vector vector feature quantized value basic type 1- prefabricated pile, 2- independent foundation, 3- box foundation floor material 1- in-situ terrazzo 2- terrazzo, marble mosaic floor, 3- cement mortar structure type 1- hybrid structure; 2- framework; 3- co-exist with in-situ & the plate door & windows 1- wooden 2- aluminum 3- steel windows, wooden doors Seismic degree 7- 7 magnitude earthquake 8- 8 magnitude earthquake floors 9- nine floors 10- ten floors 0.5- building with basement or garage wall decoration 1- walls 2- tile 3- exterior paint 4- dry and sticky stone price index 2003-101.2% 2004 -103.9% 2005-101.8% 2006 -101.5% 2007 -104.8% Results and discussions We apply the algorithm above to forecast a construction cost in uncertain condition.
Input feature set is the historical engineering information associated with the cost, including engineering features, meter cost and main material consumption.
Assuming the number of original samples is P, and the number of input nodes is N, a P×N matrix will exist to save the quantized value of engineering feature, which includes continuous and binary data.
To meet the processing requirements of neural networks, the paper used the following Eq.10 to standardize the data: (10) The following formula made the output values into actual values: (11) Engineering feature selection and processing.
Table.1 Quantized value of engineering feature vector vector feature quantized value basic type 1- prefabricated pile, 2- independent foundation, 3- box foundation floor material 1- in-situ terrazzo 2- terrazzo, marble mosaic floor, 3- cement mortar structure type 1- hybrid structure; 2- framework; 3- co-exist with in-situ & the plate door & windows 1- wooden 2- aluminum 3- steel windows, wooden doors Seismic degree 7- 7 magnitude earthquake 8- 8 magnitude earthquake floors 9- nine floors 10- ten floors 0.5- building with basement or garage wall decoration 1- walls 2- tile 3- exterior paint 4- dry and sticky stone price index 2003-101.2% 2004 -103.9% 2005-101.8% 2006 -101.5% 2007 -104.8% Results and discussions We apply the algorithm above to forecast a construction cost in uncertain condition.
Online since: February 2018
Authors: Robert Tremblay, Paul Mottier, C.A. Rogers
Rogers2,c
1Department of Civil, Geological and Mining Engineering, Polytechnique Montreal,
Montreal, QC, Canada
2Department of Civil Engineering and Applied Mechanics, McGill University, Montreal, QC, Canada
e-mails: apaul.mottier@gadz.org, brobert.tremblay@polymtl.ca, ccolin.rogers@mcgill.ca
Keywords: Braced frame, Rocking, Rehabilitation, Column impact
Abstract.
Earthquake Engineering Research Center, University of California, Berkeley, CA, USA, 1977
[24] ASCE, ASCE 41-13, Seismic Evaluation and Retrofit of Existing Buildings, American Society of Civil Engineers, Reston, VA, 2014
Blume Earthquake Engineering Center, Stanford University, San Francisco, CA, 1981
[26] Atkinson GM, “Earthquake time histories compatible with the 2005 National building code of Canada uniform hazard spectrum,” Canadian Journal of Civil Engineering, 36(6): 991-1000, 2009.
Earthquake Engineering Research Center, University of California, Berkeley, CA, USA, 1977
[24] ASCE, ASCE 41-13, Seismic Evaluation and Retrofit of Existing Buildings, American Society of Civil Engineers, Reston, VA, 2014
Blume Earthquake Engineering Center, Stanford University, San Francisco, CA, 1981
[26] Atkinson GM, “Earthquake time histories compatible with the 2005 National building code of Canada uniform hazard spectrum,” Canadian Journal of Civil Engineering, 36(6): 991-1000, 2009.
Online since: June 2012
Authors: Jin Yong Jiang, Xiao Biao Jia, Gui E Lu, Lu Ming Jiang, Wen Ping Chang, Hao Nan Jia
ShiJiaZhuang Mechanical Engineering College, Shijiazhuang 050003, China;
2.
This welding rod has the following characteristics: (1) portable welding rod; (2) simple and safe in operation; (3) high controllability of combustion; (4) don’t need outside energy source, et al. obviously, all characteristics indicate that this welding material can satisfy the demand of field emergency or civil device emergency.
This welding rod has the following characteristics: (1) portable welding rod; (2) simple and safe in operation; (3) high controllability of combustion; (4) don’t need outside energy source, et al. obviously, all characteristics indicate that this welding material can satisfy the demand of field emergency or civil device emergency.