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Episodic direct simple shear tests to measure changing strength for whole-life geotechnical design 现场直接简单剪切试验，以测量变化的强度为整个生命的岩土工程设计
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00124
N. Laham, K. Kwa, D. White, S. Gourvenec
{"title":"Episodic direct simple shear tests to measure changing strength for whole-life geotechnical design","authors":"N. Laham, K. Kwa, D. White, S. Gourvenec","doi":"10.1680/jgele.20.00124","DOIUrl":"https://doi.org/10.1680/jgele.20.00124","url":null,"abstract":"This technical note describes a set of Direct Simple Shear (DSS) tests that characterise the evolving geotechnical properties of a soft soil, through a loading history that represents episodic load...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"43 1","pages":"1-24"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85064079","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 11
Effect of preloaded micropiles on the performance of foundation underpinning by centrifuge experiments 离心试验研究预压微桩对基础支护性能的影响
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/JGELE.20.00016
C. Wang, J.-T. Han
{"title":"Effect of preloaded micropiles on the performance of foundation underpinning by centrifuge experiments","authors":"C. Wang, J.-T. Han","doi":"10.1680/JGELE.20.00016","DOIUrl":"https://doi.org/10.1680/JGELE.20.00016","url":null,"abstract":"Micropiles (MP) are widely used for underpinning existing buildings that are being vertically extended. They can be preloaded after installation, whereby partial loads are transferred from existing...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"33 1","pages":"1-23"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79079677","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
A new method to obtain the dynamic tensile stress-strain curve of rocks 一种获得岩石动态拉应力-应变曲线的新方法
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00067
Xing Li, Ying Xu, K. Xia
{"title":"A new method to obtain the dynamic tensile stress-strain curve of rocks","authors":"Xing Li, Ying Xu, K. Xia","doi":"10.1680/jgele.20.00067","DOIUrl":"https://doi.org/10.1680/jgele.20.00067","url":null,"abstract":"The dynamic tensile stress-strain behaviour is desirable in evaluating the stability of geo-structures subjected to dynamic loading. However, the dynamic direct pull test is rather difficult to con...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"140 1","pages":"1-20"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80287085","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 3
Investigation of high damping predicted by kinematic hardening soil models during strong earthquake motions 运动硬化土模型预测强震运动时高阻尼的研究
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/JGELE.20.00078
G. Elia, M. Rouainia, A. D. Lernia, A. F. D'Oria
{"title":"Investigation of high damping predicted by kinematic hardening soil models during strong earthquake motions","authors":"G. Elia, M. Rouainia, A. D. Lernia, A. F. D'Oria","doi":"10.1680/JGELE.20.00078","DOIUrl":"https://doi.org/10.1680/JGELE.20.00078","url":null,"abstract":"The damping characteristics of soils are not accurately predicted in most constitutive models. This paper examines the cyclic performance of kinematic hardening models from the a posteriori analysi...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"45 1","pages":"1-21"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75113077","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Effect of sorption on the active concentration of polymer support fluids 吸附对聚合物支撑液活性浓度的影响
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00062
C. Lam, S. Jefferis
{"title":"Effect of sorption on the active concentration of polymer support fluids","authors":"C. Lam, S. Jefferis","doi":"10.1680/jgele.20.00062","DOIUrl":"https://doi.org/10.1680/jgele.20.00062","url":null,"abstract":"Solutions of partially hydrolysed polyacrylamides (PHPAs) are regularly used as excavation-support fluids for the construction of bored piles.  Their use in grab-excavated diaphragm walls is also d...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"13 1","pages":"1-24"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72799520","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Earthworm-inspired robotic locomotion in sand: an experimental study using x-ray tomography 沙子中受蚯蚓启发的机器人运动:使用x射线断层扫描的实验研究
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00085
R. Borela, J. D. Frost, Giulia M. B. Viggiani, F. Anselmucci
{"title":"Earthworm-inspired robotic locomotion in sand: an experimental study using x-ray tomography","authors":"R. Borela, J. D. Frost, Giulia M. B. Viggiani, F. Anselmucci","doi":"10.1680/jgele.20.00085","DOIUrl":"https://doi.org/10.1680/jgele.20.00085","url":null,"abstract":"Self-motile probes are an emerging technology that will enable multidirectional in situ testing of soils with methodologies currently unavailable. Several of these technologies use bio-inspiration ...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"51 1","pages":"1-22"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87447964","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 9
Simplified effective stress simulation of shear wave propagation in saturated granular soils 饱和颗粒土中剪切波传播的简化有效应力模拟
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.19.00023
K. Zhao, Q. Wang, Qian Chen, H. Zhuang, G. Chen
{"title":"Simplified effective stress simulation of shear wave propagation in saturated granular soils","authors":"K. Zhao, Q. Wang, Qian Chen, H. Zhuang, G. Chen","doi":"10.1680/jgele.19.00023","DOIUrl":"https://doi.org/10.1680/jgele.19.00023","url":null,"abstract":"This paper improves a simplified soil hysteresis model for one-dimensional (1D) fully coupled effective stress analysis of site seismic response that addresses the limitations of existing hyperboli...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"21 1","pages":"1-22"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84571236","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 20
Simulation on heterogeneous rocks with a flaw using grain-based discrete-element method 含缺陷非均质岩石的颗粒离散元模拟
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/JGELE.20.00083
Lvyan Liu, Huixin Li, Xuejiao Li, C. Zhou, Guangpu Zhang
{"title":"Simulation on heterogeneous rocks with a flaw using grain-based discrete-element method","authors":"Lvyan Liu, Huixin Li, Xuejiao Li, C. Zhou, Guangpu Zhang","doi":"10.1680/JGELE.20.00083","DOIUrl":"https://doi.org/10.1680/JGELE.20.00083","url":null,"abstract":"To take into consideration the effect of mineral microstructure on crack growth and mechanical properties of heterogeneous rocks containing a single pre-existing flaw under uniaxial compression, th...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"10 1","pages":"1-10"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88628252","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Hysteresis of soil water retention and shrinkage characteristics for various molar concentrations 不同摩尔浓度下土壤保水收缩特性的滞后效应
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00047
H. Sadeghi, H. Nasiri
{"title":"Hysteresis of soil water retention and shrinkage characteristics for various molar concentrations","authors":"H. Sadeghi, H. Nasiri","doi":"10.1680/jgele.20.00047","DOIUrl":"https://doi.org/10.1680/jgele.20.00047","url":null,"abstract":"Laboratory investigation on the influence of solute concentration on the soil water retention curve (SWRC) and volumetric behaviour of expansive soils has received much attention in recent years du...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"36 1","pages":"1-27"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78645285","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 14
Discussion on Revisiting the concept of inter-granular void ratio in view of particle packing theory 从颗粒堆积理论的角度重新审视粒间空隙率概念的讨论
IF 2.1 4区 工程技术
Geotechnique Letters Pub Date : 2021-03-01 DOI: 10.1680/jgele.20.00148
Ching S. Chang, Yibing Deng, M. Goudarzy, Mizanur Rahman, T. Wichtmann
{"title":"Discussion on Revisiting the concept of inter-granular void ratio in view of particle packing theory","authors":"Ching S. Chang, Yibing Deng, M. Goudarzy, Mizanur Rahman, T. Wichtmann","doi":"10.1680/jgele.20.00148","DOIUrl":"https://doi.org/10.1680/jgele.20.00148","url":null,"abstract":"","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"29 3","pages":"1-11"},"PeriodicalIF":2.1,"publicationDate":"2021-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"72482888","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
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