TIME-DEPENDENT

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A unique time-dependent deformation behavior of coral reef limestone
《Journal of Rock Mechanics and Geotechnical Engineering》2025年第3期1862-1875,共14页Kai Wu Qingshan Meng Le Luo Qinglong Qin Chi Wang Xinzhi Wang Tianli Shen Haozhen Ding 
supported by the National Natural Science Foundation of China(Grant Nos.41877267,41877260);the Priority Research Program of the Chinese Academy of Science(Grant No.XDA13010201).
Catastrophic failure in engineering structures of island reefs would occur when the tertiary creep initiates in coral reef limestone with a transition from short-to long-term load.Due to the complexity of biological s...
关键词：Coral reef limestone Time-dependent deformation Creep mechanism Constitutive model 
Modeling time-dependent mechanical behavior of hard rock considering excavation-induced damage and complex 3D stress states被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第10期4046-4065,共20页Peiyang Yu Xiuli Ding Peng-Zhi Pan Shuting Miao Zhaofeng Wang Shuling Huang 
supported by the National Natural Science Foundation of China(Grant No.52125903);the China Postdoctoral Science Foundation(Grant No.2023M730367);the Fundamental Research Funds for Central Public Welfare Research Institutes of China(Grant No.CKSF2023323/YT).
To investigate the long-term stability of deep rocks,a three-dimensional(3D)time-dependent model that accounts for excavation-induced damage and complex stress state is developed.This model comprises three main compon...
关键词：Hard rock Excavation damage Complex stress state Three-dimensional(3D)time-dependent model 
Multiscale modeling of gas-induced fracturing in anisotropic clayey rocks被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第6期2091-2110,共20页Jianxiong Yang Jianfeng Liu Zhengyuan Qin Xuhai Tang Houquan Zhang 
financially supported by the National Natural Science Foundation of China(Grant Nos.12302503 and U20A20266);Scientific and Technological Research Projects in Sichuan Province,China(Grant No.2023ZYD0154).
In the context of repositories for nuclear waste,understanding the behavior of gas migration through clayey rocks with inherent anisotropy is crucial for assessing the safety of geological disposal facilities.The prim...
关键词：Deep geological repositories Mode-I microcracks Time-dependent damage Fracturing process Anisotropic rock 
A process-oriented approach for identifying potential landslides considering time-dependent behaviors beyond geomorphological features
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第3期961-978,共18页Xiang Sun Guoqing Chen Xing Yang Zhengxuan Xu Jingxi Yang Zhiheng Lin Yunpeng Liu 
This research was supported by the National Natural Science Foundation of China(Grant Nos.41972284 and 42090054);This work was also supported by the State Key Laboratory of Geohazard Prevention and Geoenvironment Protection Independent Research Project(Grant No.SKLGP2020Z005).
Geomorphological features are commonly used to identify potential landslides.Nevertheless,overemphasis on these features could lead to misjudgment.This research proposes a process-oriented approach for potential lands...
关键词：Geomorphological features Evolution history Time-dependent stability calculation Landslides identification Qinghai-Tibet Plateau 
Analytical model for predicting time-dependent lateral deformation of geosynthetics-reinforced soil walls with modular block facing被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2024年第2期711-725,共15页Luqiang Ding Chengzhi Xiao Feilong Cui 
This research work was financially supported by the National Natural Science Foundation of China(Grant Nos.52078182 and 41877255);the Tianjin Municipal Natural Science Foundation(Grant No.20JCYBJC00630).Their financial support is gratefully acknowledged.
To date,few models are available in the literature to consider the creep behavior of geosynthetics when predicting the lateral deformation(d)of geosynthetics-reinforced soil(GRS)retaining walls.In this study,a general...
关键词：GEOSYNTHETICS Creep behavior Geosynthetics-reinforced soil(GRS)walls Lateral deformation Analytical model 
Viscoplastic solutions of time-dependent deformation for tunnels in swelling rock mass considering stress release被引量：2
《Journal of Rock Mechanics and Geotechnical Engineering》2023年第8期2053-2071,共19页Gengyun Liu Youliang Chen HyonChol Rim Rafig Azzam 
Authors are thankful to Dr.Chen Xu of Ningbo University for his instructive discussions.The authors are also grateful for the support provided by the National Natural Science Foundation of China(Grant Nos.41972274 and 42207176);Ningbo Natural Science Foundation(Grant No.2022J116)for this research work.
Excavation and control of tunneling responses in swelling soft-rock tunnels of Sichuan-Tibet railway under seepage conditions were studied.For this,a fractional viscoplastic(FVP)model for swelling soft rocks was estab...
关键词：Sichuan-tibet railway Viscoplastic deformation Stress release Fractional model Tunneling engineering 
Novel experimental techniques to assess the time-dependent deformations of geosynthetics under soil confinement被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2021年第2期410-419,共10页Carina Maia Lins Costa Jorge Gabriel Zornberg 
This paper is dedicated to Benedito Bueno(in memoriam),a brilliant researcher and former professor at University of São Paulo,to whom the authors are indebted for his vision and enormous contribution during the development of this work.This study was financed in part by the Coordenação de Aperfeiçoamento de Pessoal de Nível Superior(CAPES),Brazil(finance code 001).
A new experimental approach to assess the impact of soil confinement on the long-term behavior of geosynthetics is presented in this paper.The experimental technique described herein includes a novel laboratory appara...
关键词：GEOSYNTHETICS GEOTEXTILE CREEP Stress relaxation Reinforced soil Long-term deformation 
Time-dependent behaviour of the Callovo-Oxfordian claystone-concrete interface被引量：1
《Journal of Rock Mechanics and Geotechnical Engineering》2020年第1期89-101,共13页Eleni Stavropoulou Matthieu Briffaut Frédéric Dufour Guillaume Camps 
In the context of the Cigeo project,the French National Radioactive Waste Management Agency(Andra)is studying the behaviour of a deep geological facility for radioactive waste deposit in the CallovoOxfordian(COx)clays...
关键词：Callovo-Oxfordian(COx)claystone INTERFACES TIME-DEPENDENT BEHAVIOUR 
Some contributions to mechanical behaviors of lacustrine deposit in Bogota, Colombia
《Journal of Rock Mechanics and Geotechnical Engineering》2019年第4期837-849,共13页Bernardo Caicedo Cristhian Mendoza Arcesio Lizcano Fernando Lopez-Caballero 
Universidad Nacional de Colombia and Los Andes University in Colombia for their technical and financial support
This paper presents the mechanical behaviors of the lacustrine deposit,a representative soil in Bogota,Colombia.Initially,the physical characterization of the deposit is performed via laboratory tests (grain size dist...
关键词：Cyclic TRIAXIAL tests TRIAXIAL compression test TIME-DEPENDENT response LACUSTRINE soils Soil COMPRESSIBILITY Yield curve 
Lessons learnt from a deep excavation for future application of the observational method
《Journal of Rock Mechanics and Geotechnical Engineering》2018年第3期468-485,共18页Raul Fuentes Anton Pillai Pedro Ferreira 
the EPSRC for their funding to undertake this research
This paper draws lessons learnt from a comprehensive case study in overconsolidated clay. Apart from the introduction of the case study, including field measurements, the paper draws on the observations and a three-di...
关键词：Deep excavation BASEMENT Ground movements Wall movements Retaining wall Corner effects Time-dependent movements 
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