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...
{"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}
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 ...
{"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}
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...
对8种黏土的87个试样进行了各向异性和各向异性固结不排水三轴压缩剪切试验。
{"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}
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...
{"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}
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...
{"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}
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...
在实验室装置中进行了加压土壤-泡沫混合物渗入饱和砂土的试验，提供了与真实隧道相当的水力梯度。T…
{"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}
{"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}
Jin-jian Xu, Hao Zhang, C. Tang, Q. Cheng, Bo Liu, B. Shi
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...
{"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}
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...
采用多尺度方法模拟和分析了砂土固有结构各向异性及其演化对地基承载力和破坏机制的影响。
{"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}
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...
{"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}
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