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Predicting resilient modulus of recycled concrete and clay masonry blends for pavement applications using

Mosbeh R. KALOOP, Alaa R. GABR, Sherif M. EL-BADAWY, Ali ARISHA, Sayed SHWALLY, Jong WAN HU

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 6,   Pages 1379-1392 doi: 10.1007/s11709-019-0562-2

Abstract: This paper focused on the development of a LSSVM model to predict the of recycled materials for pavementBlends of Recycled Concrete Aggregate (RCA) with Recycled Clay Masonry (RCM) with proportions of 100/

Keywords： Least Square Support Vector Machine     Artificial Neural Network     resilient modulus     Recycled Concrete Aggregate     Recycled Clay Masonry    

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Confined masonry as practical seismic construction alternative–the experience from the 2014 Cephalonia

Fillitsa KARANTONI, Stavroula PANTAZOPOULOU, Athanasios GANAS

Frontiers of Structural and Civil Engineering 2018, Volume 12, Issue 3,   Pages 270-290 doi: 10.1007/s11709-017-0390-1

Abstract: almost the entire building stock of the Island which consisted primarily of traditional unreinforced masonryof the building stock, using a structural system that is most like what is known today as confined masonry

Keywords： Cephalonia     confined masonry     comparative FEM analysis     unreinforced masonry     seismic damage    

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Bearing and uplift capacities of under-reamed piles in soft clay underlaid by stiff clay using lower-bound

Mantu MAJUMDER, Debarghya CHAKRABORTY

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 2,   Pages 537-551 doi: 10.1007/s11709-021-0708-x

Abstract: Ensuring a safe foundation design in soft clay is always a challenging task to engineers.In the present study, the effectiveness of under-reamed piles in soft clay underlaid by stiff clay iswith the increase in the length-to-shaft-diameter ratio ( / ) and adhesion factors in soft clay ( )and stiff clay ( ).and soft clay underlaid by stiff clay.

Keywords： bearing capacity     uplift capacity     under-reamed pile     clay     limit analysis    

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Experimental study on the compressive performance of new sandwich masonry walls

Jianzhuang XIAO, Jie PU, Yongzhong HU

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 2,   Pages 154-163 doi: 10.1007/s11709-013-0203-0

Abstract: Sandwich masonry wall, namely, multi-leaf masonry wall, is widely applied as energy-saving wall sinceinvestigate the mechanical behavior, especially the compressive performance. 3 new types of sandwich masonrythe compression tests of 13 specimens, except for some damage patterns similar with the conventional masonrycompression capacity and the theoretical one which was calculated according to the Chinese Code for Design of Masonrycapacity, and then a formula was proposed to evaluate the design compression capacity of the new sandwich masonry

Keywords： sandwich wall     insulation wall     connection     compressive performance     compression test    

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Model testing of tripod caisson foundations in silty clay subjected to eccentric lateral loads

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 3,   Pages 467-476 doi: 10.1007/s11709-023-0933-6

Abstract: the bearing capacities of tripod caisson foundations subjected to eccentric lateral loads in silty clay

Keywords： tripod caisson foundation     silty clay     eccentric lateral capacity     model tests    

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Behavior of compacted clay-concrete interface

R. R .SHAKIR, Jungao ZHU

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 1,   Pages 85-92 doi: 10.1007/s11709-009-0013-6

Abstract: Tests of interface between compacted clay and concrete were conducted systematically using interfacewater content, normal stress and rough surface on the shear stress-shear displacement relationship of clay-concretedisplacement behavior for both cases of relatively rough and smooth concrete surface except when the claygreater than 16% for the case of rough concrete surface where the shear failure occurs in the body of the claythe interface shear strength increases with increasing water content ratio especially for the case of clay-rough

Keywords： soil structure interaction     simple shear test     interface     friction     compacted clay     interface modeling    

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Mechanical properties characterization of different types of masonry infill walls

André FURTADO, Hugo RODRIGUES, António ARÊDE, Humberto VARUM

Frontiers of Structural and Civil Engineering 2020, Volume 14, Issue 2,   Pages 411-434 doi: 10.1007/s11709-019-0602-y

Abstract: paper is to present an extensive experimental campaign of mechanical characterization tests of infill masonrywalls made with three different types of masonry units: lightweight vertical hollow concrete blocksand hollow clay bricks.It was observed a fragile behavior in the panels made with hollow clay horizontal bricks, without propagation

Keywords： masonry infill walls     experimental characterization     compression strength     shear diagonal strength     flexural    

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Experimental research on seismic behavior of recycled concrete frame under varying cyclic loading

SUN Yuedong, XIAO Jianzhuang, ZHOU Deyuan

Frontiers of Structural and Civil Engineering 2008, Volume 2, Issue 4,   Pages 302-308 doi: 10.1007/s11709-008-0050-6

Abstract: A study is conducted on the seismic behavior of one natural concrete frame and two recycled concreteframes with 100% recycled coarse aggregate whose scales are 1:2 entirely, and a comparative study ishysteresis loops, displacement ductility, deterioration of strength and stiffness and energy dissipation of recycledAnalysis on the basis of the experiment proves that it is entirely feasible to apply recycled concreteTheoretical base is provided for further study and practical application of recycled concrete structure

Keywords： different     aggregate     stiffness     practical application     % recycled    

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Chloride diffusion in concrete with carbonated recycled coarse aggregates under biaxial compression

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 4,   Pages 637-648 doi: 10.1007/s11709-023-0902-0

Abstract: attack on concrete structures is affected by the complex stress state inside concrete, and the effect of recycledEnhancing the chloride resistance of recycled concrete in a complex environment via carbonization facilitatesthe popularization and application of recycled concrete and alleviates the greenhouse effect.The results obtained demonstrate that the chloride ion diffusivity of recycled concrete first decreasesThe variation in the chloride ion diffusivity of the carbonized recycled aggregate concrete with the

Keywords： recycled concrete     carbonated recycled coarse aggregate     biaxial compression     chloride diffusion     stress    

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Long term performance of recycled concrete beams with different water–cement ratio and recycled aggregate

Jingwei YING; Feiming SU; Shuangren CHEN

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 3,   Pages 302-315 doi: 10.1007/s11709-022-0803-7

Abstract: The purpose of this study is to reveal the service performance of recycled aggregate concrete (RAC) componentsfor different values of water−cement ratio and replacement rate of recycled coarse aggregate (RCA).

Keywords： recycled concrete     beam     the replacement rate of recycled coarse aggregate     water–cement ratio     digital    

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Seismic safety evaluation methodology for masonry building and retrofitting using splint and bandage

Pravin Kumar Venkat Rao PADALU; Yogendra SINGH

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 4,   Pages 478-505 doi: 10.1007/s11709-022-0817-1

Abstract: The paper presents a seismic safety assessment of unreinforced masonry (URM) building using two approaches

Keywords： unreinforced masonry     seismic in-plane and out-of-plane forces     pier analysis     finite element modelling    

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Analysis of Sydney’s recycled water schemes

Zhuo CHEN, Huu Hao NGO, Wenshan GUO, Xiaochang WANG

Frontiers of Environmental Science & Engineering 2013, Volume 7, Issue 4,   Pages 608-615 doi: 10.1007/s11783-012-0468-x

Abstract: Recycled water provides a viable opportunity to partially supplement fresh water supplies as well asCurrently, thousands of recycled water schemes have been successfully conducted in a number of countriesThis study aims to make a comprehensive analysis of recycled water schemes in Sydney for a wide rangeFor each representative recycled water scheme, this study investigates the involved wastewater treatmentThe analyses could also help decision makers in making a sound judgment for future recycled water projects

Keywords： recycled water schemes     end use     water quality     public attitudes     integrated water planning and management    

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Punching shear behavior of recycled aggregate concrete slabs with and without steel fibres

Jianzhuang XIAO, Wan WANG, Zhengjiu ZHOU, Mathews M. TAWANA

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 3,   Pages 725-740 doi: 10.1007/s11709-018-0510-6

Abstract: A study on the punching shear behavior of 8 slabs with recycled aggregate concrete (RAC) was carriedThe two main factors considered were the recycled coarse aggregate (RCA) replacement percentage and the

Keywords： recycled aggregate concrete     steel fibres     slab     punching shear     recycled coarse aggregates replacement percentage    

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Axial compression tests and numerical simulation of steel reinforced recycled concrete short columns

Hui MA; Fangda LIU; Yanan WU; Xin A; Yanli ZHAO

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 7,   Pages 817-842 doi: 10.1007/s11709-022-0844-y

Abstract: To research the axial compression behavior of steel reinforced recycled concrete (SRRC) short columnsThe effects on the substitution percentage of recycled coarse aggregate (RCA), width of CFRP strips,spacing of CFRP strips and strength of recycled aggregate concrete (RAC) on the axial compression properties

Keywords： steel reinforced recycled concrete     CFRP strips     short columns     axial compression behavior     recycled    

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Analysis of cement-treated clay behavior by micromechanical approach

Dong-Mei ZHANG, Zhen-Yu YIN, Pierre-Yves HICHER, Hong-Wei HUANG

Frontiers of Structural and Civil Engineering 2013, Volume 7, Issue 2,   Pages 137-153 doi: 10.1007/s11709-013-0204-z

Abstract: Cementation is produced by mixing a certain amount of cement with the saturated clay.purpose of this paper is to model the cementation effect on the mechanical behavior of cement-treated claycompression and undrained triaxial tests under various confining stresses on cement-treated Ariake clayand Singapore clay with various cement contents.micromechanical approach is well adapted for taking into account the main physical properties of cement-treated clay

Keywords： microstructure     cementation     clay     micromechanics     anisotropy     debonding    

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Title Author Date Type Operation

Predicting resilient modulus of recycled concrete and clay masonry blends for pavement applications using

Mosbeh R. KALOOP, Alaa R. GABR, Sherif M. EL-BADAWY, Ali ARISHA, Sayed SHWALLY, Jong WAN HU

Journal Article

Confined masonry as practical seismic construction alternative–the experience from the 2014 Cephalonia

Fillitsa KARANTONI, Stavroula PANTAZOPOULOU, Athanasios GANAS

Journal Article

Bearing and uplift capacities of under-reamed piles in soft clay underlaid by stiff clay using lower-bound

Mantu MAJUMDER, Debarghya CHAKRABORTY

Journal Article

Experimental study on the compressive performance of new sandwich masonry walls

Jianzhuang XIAO, Jie PU, Yongzhong HU

Journal Article

Model testing of tripod caisson foundations in silty clay subjected to eccentric lateral loads

Journal Article

Behavior of compacted clay-concrete interface

R. R .SHAKIR, Jungao ZHU

Journal Article

Mechanical properties characterization of different types of masonry infill walls

André FURTADO, Hugo RODRIGUES, António ARÊDE, Humberto VARUM

Journal Article

Experimental research on seismic behavior of recycled concrete frame under varying cyclic loading

SUN Yuedong, XIAO Jianzhuang, ZHOU Deyuan

Journal Article

Chloride diffusion in concrete with carbonated recycled coarse aggregates under biaxial compression

Journal Article

Long term performance of recycled concrete beams with different water–cement ratio and recycled aggregate

Jingwei YING; Feiming SU; Shuangren CHEN

Journal Article

Seismic safety evaluation methodology for masonry building and retrofitting using splint and bandage

Pravin Kumar Venkat Rao PADALU; Yogendra SINGH

Journal Article

Analysis of Sydney’s recycled water schemes

Zhuo CHEN, Huu Hao NGO, Wenshan GUO, Xiaochang WANG

Journal Article

Punching shear behavior of recycled aggregate concrete slabs with and without steel fibres

Jianzhuang XIAO, Wan WANG, Zhengjiu ZHOU, Mathews M. TAWANA

Journal Article

Axial compression tests and numerical simulation of steel reinforced recycled concrete short columns

Hui MA; Fangda LIU; Yanan WU; Xin A; Yanli ZHAO

Journal Article

Analysis of cement-treated clay behavior by micromechanical approach

Dong-Mei ZHANG, Zhen-Yu YIN, Pierre-Yves HICHER, Hong-Wei HUANG

Journal Article