I. Ahenkorah, M. M. Rahman, M. R. Karim, P. Teasdale
The overall effectiveness of bio-cementation techniques such as microbial-induced carbonate precipitation (MICP) or enzyme-induced carbonate precipitation (EICP) can be different due to different s...
{"title":"A comparison of mechanical responses for microbial- and enzyme-induced cemented sand","authors":"I. Ahenkorah, M. M. Rahman, M. R. Karim, P. Teasdale","doi":"10.1680/jgele.20.00061","DOIUrl":"https://doi.org/10.1680/jgele.20.00061","url":null,"abstract":"The overall effectiveness of bio-cementation techniques such as microbial-induced carbonate precipitation (MICP) or enzyme-induced carbonate precipitation (EICP) can be different due to different s...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"17 1","pages":"1-26"},"PeriodicalIF":2.1,"publicationDate":"2020-11-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85446491","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}
Yuanchao Zhang, Yujing Jiang, Changsheng Wang, M. Chen, Q. Yin
The instability of rock slopes and underground engineerings is usually caused by the shear failure of non-persistent joints. Rock bolt, as the main support method, has an important influence on the...
{"title":"Shear of bolted non-persistent joints: role of bolting conditions and joint persistency","authors":"Yuanchao Zhang, Yujing Jiang, Changsheng Wang, M. Chen, Q. Yin","doi":"10.1680/jgele.20.00030","DOIUrl":"https://doi.org/10.1680/jgele.20.00030","url":null,"abstract":"The instability of rock slopes and underground engineerings is usually caused by the shear failure of non-persistent joints. Rock bolt, as the main support method, has an important influence on the...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"3 1","pages":"1-22"},"PeriodicalIF":2.1,"publicationDate":"2020-10-26","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78702335","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}
The present research work aims to determine the stability of a rectangular tunnel excavated in rock masses obeying Hoek-Brown yield criteria under steady-state groundwater flow using lower bound li...
{"title":"Stability of rectangular tunnel in Hoek–Brown rocks under steady-state groundwater flow","authors":"P. Bhattacharya, Puja Dutta","doi":"10.1680/jgele.20.00043","DOIUrl":"https://doi.org/10.1680/jgele.20.00043","url":null,"abstract":"The present research work aims to determine the stability of a rectangular tunnel excavated in rock masses obeying Hoek-Brown yield criteria under steady-state groundwater flow using lower bound li...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"14 1","pages":"1-24"},"PeriodicalIF":2.1,"publicationDate":"2020-10-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"78972580","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}
A number of recent tailings storage facility (TSF) failures has been indicated through post-failure investigations to have been triggered in tailings that were under drained conditions up to the in...
{"title":"On the effect of anisotropy on drained static liquefaction triggering","authors":"D. Reid","doi":"10.1680/jgele.19.00042","DOIUrl":"https://doi.org/10.1680/jgele.19.00042","url":null,"abstract":"A number of recent tailings storage facility (TSF) failures has been indicated through post-failure investigations to have been triggered in tailings that were under drained conditions up to the in...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"25 1","pages":"393-397"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"82072160","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}
A new, alternative approach in a triaxial set-up to fully determine small-strain cross-anisotropic elastic parameters is proposed, which requires neither radial strain sensors nor a radial loading ...
{"title":"An alternative method in triaxial tests to obtain cross-anisotropic elastic parameters","authors":"S. Nishimura, Fernnie Magalona","doi":"10.1680/jgele.20.00031","DOIUrl":"https://doi.org/10.1680/jgele.20.00031","url":null,"abstract":"A new, alternative approach in a triaxial set-up to fully determine small-strain cross-anisotropic elastic parameters is proposed, which requires neither radial strain sensors nor a radial loading ...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"12 1","pages":"468-477"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"88865887","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}
Previous studies indicate that particle shape plays an important role in the hydraulic conductivity (k) of granular materials, often represented through the Kozeny–Carman (KC) concept. Several rece...
{"title":"The role of particle shape on hydraulic conductivity of granular soils captured through Kozeny–Carman approach","authors":"T. T. Nguyen, B. Indraratna","doi":"10.1680/jgele.20.00032","DOIUrl":"https://doi.org/10.1680/jgele.20.00032","url":null,"abstract":"Previous studies indicate that particle shape plays an important role in the hydraulic conductivity (k) of granular materials, often represented through the Kozeny–Carman (KC) concept. Several rece...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"27 1","pages":"398-403"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85498790","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}
Increasing climatic stresses accelerate the degradation of highly organic soils, like peat, by increasing their drying rate above the water table and their decomposition rate under water. Recent ex...
{"title":"Gas exsolution and gas invasion in peat: towards a comprehensive modelling framework","authors":"H. F. Zhao, S. Muraro, C. Jommi","doi":"10.1680/jgele.20.00014","DOIUrl":"https://doi.org/10.1680/jgele.20.00014","url":null,"abstract":"Increasing climatic stresses accelerate the degradation of highly organic soils, like peat, by increasing their drying rate above the water table and their decomposition rate under water. Recent ex...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"102 1","pages":"461-467"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"80618170","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}
This study examines the role of boundary friction in promoting heterogeneous compaction in soft rock specimens loaded at high confining pressure outside the domain of compaction localisation. An el...
本研究探讨了边界摩擦在促进压实局部域外高围压加载软岩样的非均质压实中的作用。厄尔……
{"title":"Simulation of emergent compaction banding fronts caused by frictional boundaries","authors":"G. Shahin, G. Buscarnera","doi":"10.1680/jgele.20.00021","DOIUrl":"https://doi.org/10.1680/jgele.20.00021","url":null,"abstract":"This study examines the role of boundary friction in promoting heterogeneous compaction in soft rock specimens loaded at high confining pressure outside the domain of compaction localisation. An el...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"1 1","pages":"436-444"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85693728","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}
A novel approach for estimating foundation bearing capacity, conditioned by soil sounding locations in the case of spatially variable soil properties, is proposed in the study. This method uses a k...
{"title":"Soil sounding location optimisation for spatially variable soil","authors":"M. Chwała","doi":"10.1680/JGELE.20.00012","DOIUrl":"https://doi.org/10.1680/JGELE.20.00012","url":null,"abstract":"A novel approach for estimating foundation bearing capacity, conditioned by soil sounding locations in the case of spatially variable soil properties, is proposed in the study. This method uses a k...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"27 1","pages":"409-418"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"90797837","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}
S. Yuan, Xianfeng Liu, E. Romero, P. Delage, O. Buzzi
The behaviour of clayey soils is strongly correlated to their microstructure and evolution thereof. Microstructural investigations have contributed to understanding soil behaviour and have supporte...
粘性土的特性与其微观结构及其演化密切相关。微观结构研究有助于理解土壤的行为，并支持……
{"title":"Discussion on the separation of macropores and micropores in a compacted expansive clay","authors":"S. Yuan, Xianfeng Liu, E. Romero, P. Delage, O. Buzzi","doi":"10.1680/jgele.20.00056","DOIUrl":"https://doi.org/10.1680/jgele.20.00056","url":null,"abstract":"The behaviour of clayey soils is strongly correlated to their microstructure and evolution thereof. Microstructural investigations have contributed to understanding soil behaviour and have supporte...","PeriodicalId":48920,"journal":{"name":"Geotechnique Letters","volume":"18 1","pages":"454-460"},"PeriodicalIF":2.1,"publicationDate":"2020-09-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"87037880","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}
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