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Advances in joint roughness coefficient (JRC) and its engineering applications
Journal of Rock Mechanics and Geotechnical Engineering, 2023 The joint roughness coefficient (JRC), introduced in Barton (1973) represented a new method in rock mechanics and rock engineering to deal with problems related to joint roughness and shear strength estimation.
Nick Barton, Changshuo Wang, Rui Yong
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Data-driven estimation of joint roughness coefficient
Journal of Rock Mechanics and Geotechnical Engineering, 2021 Joint roughness is one of the most important issues in the hydromechanical behavior of rock mass. Therefore, the joint roughness coefficient (JRC) estimation is of paramount importance in geomechanics engineering applications.
Hadi Fathipour-Azar
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Analysis of the effect of joint roughness on the failure mechanism of jointed rock mass under direct shear loading. [PDF]
PLoS ONEThe mechanical properties of jointed rock bodies are important in guiding engineering design and construction. Using the particle flow software PFC2D, we conducted direct shear test simulations on joints with various inclinations and five different ...
Zhongxing Wang, Yuanming Liu
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The Influence of Roughness on the UCS of Discontinuous Jointed Rocks
Shock and VibrationJoint roughness and size effect are key factors controlling the uniaxial compressive strength (UCS) of discontinuous jointed rock masses. However, there is currently a lack of a unified quantitative model that can simultaneously characterize the ...
Wenxu Liang +3 more
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Geosciences, 2019 This work intends to embed the estimation of the joint roughness coefficient (JRC) in the framework of random fields. The random field method is a probabilistic approach which involves modeling of the spatial variability of the pertinent physical ...
Elias Gravanis, Lysandros Pantelidis
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Journal of Rock Mechanics and Geotechnical EngineeringJoint roughness coefficient (JRC) is the most commonly used parameter for quantifying surface roughness of rock discontinuities in practice. The system composed of multiple roughness statistical parameters to measure JRC is a nonlinear system with a lot ...
Shijie Xie +4 more
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Applied Sciences, 2023 The influence of joint roughness and inclination on the dynamic mechanical properties of rocks is a prominent research area. In order to investigate the effects of joint roughness and inclination on the dynamic mechanical properties of jointed rocks ...
Pu Yuan +3 more
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Advances in Civil Engineering, 2021 The 10 standard roughness joint profiles provided a visual comparison to get the joint roughness coefficient (JRC) of rock joint surface, but the accuracy of this method is influenced by human factors.
Zhiqiang Zhang +3 more
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Advances in Civil Engineering, 2021 The mechanical properties of joints are important factors affecting the safety and stability of rock mass. The joint roughness coefficient (JRC) is a parameter for describing the roughness morphology of the joint surface, and its accurate quantification ...
Jiu-yang Huan +3 more
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Applied Rheology, 2023 Roughness and inclination are important factors affecting the strength and deformation properties of jointed rock masses. Serrated joint specimens with varying joint roughness coefficient (JRC) and inclination angle were manufactured by 3D printing ...
Yuan Pu +3 more
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