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Sand deformation mechanisms mobilised with active retaining wall movement 主动挡土墙运动调动砂土变形机制
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-14 DOI: 10.1680/JGEOT.20.P.041
C. Deng, S. Haigh
{"title":"Sand deformation mechanisms mobilised with active retaining wall movement","authors":"C. Deng, S. Haigh","doi":"10.1680/JGEOT.20.P.041","DOIUrl":"https://doi.org/10.1680/JGEOT.20.P.041","url":null,"abstract":"A series of centrifuge tests was conducted to explore the deformation mechanisms mobilised in loose and dense sand for a complete set of active rigid retaining wall movement modes: rotation about t...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/JGEOT.20.P.041","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44562840","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 4
Evolution of particle morphology and mode of fracture during the oedometric compression of sand 砂土固结压缩过程中颗粒形态和断裂模式的演变
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-14 DOI: 10.1680/jgeot.18.p.300
Dawa Seo, C. Sohn, M. Cil, G. Buscarnera
{"title":"Evolution of particle morphology and mode of fracture during the oedometric compression of sand","authors":"Dawa Seo, C. Sohn, M. Cil, G. Buscarnera","doi":"10.1680/jgeot.18.p.300","DOIUrl":"https://doi.org/10.1680/jgeot.18.p.300","url":null,"abstract":"This work uses synchrotron X-ray tomography to quantify the role of the particle shape on the interaction between collective comminution and individual grain fracture. Two sands (subrounded Ottawa ...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.18.p.300","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48068832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 17
Quantitative shear strength–consolidation stress–void ratio interrelations for reconstituted clays 重塑粘土的定量抗剪强度-固结应力-孔隙比关系
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-14 DOI: 10.1680/jgeot.18.p.262
L. Zeng, Yufeng Gao, Z. Hong
{"title":"Quantitative shear strength–consolidation stress–void ratio interrelations for reconstituted clays","authors":"L. Zeng, Yufeng Gao, Z. Hong","doi":"10.1680/jgeot.18.p.262","DOIUrl":"https://doi.org/10.1680/jgeot.18.p.262","url":null,"abstract":"Isotropically and anisotropically consolidated undrained triaxial compression shear tests are conducted on 87 specimens of eight kinds of clays reconstituted over a wide spectrum of initial water c...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.18.p.262","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42393503","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
Effects of geometry and soil properties on type and retrogression of landslides in sensitive clays 几何结构和土壤性质对敏感粘土中滑坡类型和后退的影响
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-14 DOI: 10.1680/jgeot.20.p.046
Chen Wang, B. Hawlader, D. Perret, K. Soga
{"title":"Effects of geometry and soil properties on type and retrogression of landslides in sensitive clays","authors":"Chen Wang, B. Hawlader, D. Perret, K. Soga","doi":"10.1680/jgeot.20.p.046","DOIUrl":"https://doi.org/10.1680/jgeot.20.p.046","url":null,"abstract":"Flowslide and spread are two common types of landslides in sensitive clays. Empirical criteria, based on single or multiple soil properties and slope geometry, have been proposed for a rough assess...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.20.p.046","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42970564","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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
A new physically based impact model for debris flow 一种新的基于物理的泥石流冲击模型
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-14 DOI: 10.1680/jgeot.18.p.365
Xingyue Li, Jidong Zhao, K. Soga
{"title":"A new physically based impact model for debris flow","authors":"Xingyue Li, Jidong Zhao, K. Soga","doi":"10.1680/jgeot.18.p.365","DOIUrl":"https://doi.org/10.1680/jgeot.18.p.365","url":null,"abstract":"A new analytical model is proposed to estimate the peak impact pressure of debris flow exerted on a rigid barrier. The new model consists of two terms, p = α1ρ0gh0 + 0·5ρ0u02, accounting for static...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.18.p.365","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"47884207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 21
Pressure-infiltration characteristics of foam for EPB shield tunnelling in saturated sand – part 2: soil–foam mixture 饱和砂土中EPB盾构隧道用泡沫的压力渗透特性第2部分：土壤-泡沫混合物
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-08 DOI: 10.1680/jgeot.19.p.188
Tao Xu, A. Bezuijen, M. Thewes
{"title":"Pressure-infiltration characteristics of foam for EPB shield tunnelling in saturated sand – part 2: soil–foam mixture","authors":"Tao Xu, A. Bezuijen, M. Thewes","doi":"10.1680/jgeot.19.p.188","DOIUrl":"https://doi.org/10.1680/jgeot.19.p.188","url":null,"abstract":"Experiments on infiltration of pressurised soil-foam-mixture into saturated sand have been carried out in a laboratory setup that provides a hydraulic gradient that is comparable to real tunnels. T...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42975272","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 5
Pressure infiltration characteristics of foam for EPB shield tunnelling in saturated sand – part 1: ‘clean’ foam 饱和砂土中EPB盾构隧道用泡沫的压力渗透特性——第1部分：“清洁”泡沫
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-04 DOI: 10.1680/jgeot.19.p.187
Tao Xu, A. Bezuijen, M. Thewes
{"title":"Pressure infiltration characteristics of foam for EPB shield tunnelling in saturated sand – part 1: ‘clean’ foam","authors":"Tao Xu, A. Bezuijen, M. Thewes","doi":"10.1680/jgeot.19.p.187","DOIUrl":"https://doi.org/10.1680/jgeot.19.p.187","url":null,"abstract":"","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"48392588","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 7
Automatic soil desiccation crack recognition using deep learning 基于深度学习的土壤干燥裂缝自动识别
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-01 DOI: 10.1680/jgeot.20.p.091
Jin-jian Xu, Hao Zhang, C. Tang, Q. Cheng, Bo Liu, B. Shi
{"title":"Automatic soil desiccation crack recognition using deep learning","authors":"Jin-jian Xu, Hao Zhang, C. Tang, Q. Cheng, Bo Liu, B. Shi","doi":"10.1680/jgeot.20.p.091","DOIUrl":"https://doi.org/10.1680/jgeot.20.p.091","url":null,"abstract":"Soil desiccation cracking is a common natural phenomenon. The existence of cracks can negatively impact both mechanical and hydraulic properties of soil. Accurate acquisition of soil crack networks...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"43337414","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 27
Multiscale modelling and analysis of footing resting on an anisotropic sand 各向异性砂土基础多尺度建模与分析
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-12-01 DOI: 10.1680/jgeot.20.p.306
N. Guo, L. F. Chen, Z. X. Yang
{"title":"Multiscale modelling and analysis of footing resting on an anisotropic sand","authors":"N. Guo, L. F. Chen, Z. X. Yang","doi":"10.1680/jgeot.20.p.306","DOIUrl":"https://doi.org/10.1680/jgeot.20.p.306","url":null,"abstract":"The influence of inherent fabric anisotropy of sand and its evolution on the footing bearing capacity and the failure mechanism has been modelled and analysed with a multiscale approach that couple...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.20.p.306","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"42140062","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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: 16
Modelling creep and swelling after unloading under constant load and relaxation with Bayesian updating 用贝叶斯更新法模拟恒载松弛条件下卸载后的蠕变和膨胀
IF 5.8 1区 工程技术
Geotechnique Pub Date : 2020-11-27 DOI: 10.1680/jgeot.20.p.106
T. Vergote, C. Leung, S. C. Chian
{"title":"Modelling creep and swelling after unloading under constant load and relaxation with Bayesian updating","authors":"T. Vergote, C. Leung, S. C. Chian","doi":"10.1680/jgeot.20.p.106","DOIUrl":"https://doi.org/10.1680/jgeot.20.p.106","url":null,"abstract":"It has been established that preloading of clay is an effective mean to reduce creep of the soil under working load conditions. After an initial rebound during unloading, a long-term viscous respon...","PeriodicalId":55098,"journal":{"name":"Geotechnique","volume":null,"pages":null},"PeriodicalIF":5.8,"publicationDate":"2020-11-27","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1680/jgeot.20.p.106","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"44059825","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":1,"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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