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Behavior of a Rock Mass in Uplift Field Tests of Rock Anchors
Rock anchors are high-capacity reinforcement measures used to stabilize large-scale infrastructures. According to the literature, they can fail in...
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Anisotropic mechanical behavior and failure characteristics of multi-jointed rock mass
Multi-jointed rock masses are common in nature, and the failure of a jointed rock mass may potentially cause severe engineering failure. In this...
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Numerical simulation of blasting behavior of rock mass with cavity under high in-situ stress
With the shift of coal seam mining to the deep, the in-situ stress of coal and rock mass increases gradually. High ground stress can limit the...
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Strength Behavior of Jointed Rock Mass at the Crown of the Slope
Assessments of failure mode and strength behavior of unconfined anisotropic rock mass are difficult due to variations in the joint orientation, joint...
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Experimental and Numerical Study of Joint Persistence Effect on the Non-persistent Jointed Rock Mass’ Tension Failure Behavior
Tension failure is a common failure mode for jointed rock mass, with the rock bridge as the main body subjected to the tensile load. To reveal the...
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Anisotropic behavior of excavated layered rock mass subjected to compression considering the joint roughness
The failure mode of the surrounding rock disturbed by the excavation of layered fractured rock is dominated by the spatial distribution of the...
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Mechanical behavior and tension-shear failure mechanism of fractured rock mass under uniaxial condition
The influence of different shapes and distribution forms of fractures on rock mass failure behavior has been extensively studied. However, the...
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Numerical analysis of the influence of dissolution pore structure on mechanical behavior of rock mass
Dissolution pores have a notable impact on the mechanical behavior of rock masses. Understanding the mechanisms by which dissolution pores influence...
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Numerical Modeling of Stress–Strain Behavior of Rock Mass in the Course of Mining of Lower Strata in a Series
AbstractThe features of mining of a coal series are described. The stress–strain behavior of rock mass during mining of the lower strata in the...
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Evaluation of the Rock Mass Strength for Hard Rock Pillar Design Using Bonded Block Models
The estimation of rock mass strength is a crucial step in pillar design. While the tri-linear (or S-shaped) failure criterion has been proposed to...
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Thermo-Hydro-Mechanical Behavior of the Rock Mass Surrounding Wellbore in Deep Saturated Geological Layer
In case of a wellbore drilled in poro-thermo-elastic rock, the process of wellbore drilling will result in thermic, hydraulic and mechanical...
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Damage Evolution and Integrity Assessment of Jointed Rock Mass Based on Synthetic Rock Mass Approach
The integrity coefficient K v of bed rock is one of the important approaches to evaluate the stability of engineering rock mass, but this parameter is...
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Time History of Elastic Characteristics in Pitwall Rock Mass
AbstractThe article describes the studies on the geomechanical behavior of the large pitwall rock mass using the seismic method. The on-site...
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Crack Propagation Behavior and Damage Extent of Rock Mass under Instantaneous Expansion in Borehole
Roof-cutting blasting by explosives involves certain operational risks and is prone to cause damage to surrounding rock. Accordingly, a new...
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Discrete Element Study on Mesoscopic Shear Mechanical Behavior of Fully Weathered Coastal Red Sandstone Considering Different Rock Mass Stability Grades
The macro parameters such as cohesion and internal friction angle are usually measured on experimental test. The macro shear mechanical behaviors are...
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Mechanical behavior and failure modes of jointed rock mass based on rough discrete fracture network models
Rough discrete fracture network (RDFN) models which consider the joint geometry of rock masses were proposed. The uniaxial compressive strength (UCS)...
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Influences of Joint Persistence on the Compressive-Shear and Tensile-Shear Failure Behavior of Jointed Rock Mass: An Experimental and Numerical Study
The non-persistent jointed rock mass is prone to compressive-shear and tensile-shear failures. Tensile-shear failure has been studied less than...
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Experimental study on the influence of water–rock interaction on the time-varying characteristics of coal rock mass
In order to study the influence of water–rock interaction on the mass time-varying characteristics of coal rocks, coal was selected as the research...
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Non-attenuation Behavior of Stress Wave Propagation Through a Rock Mass
The propagation properties of stress waves in rock masses are of great importance for exploring the internal structure of the Earth and avoiding...
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Mechanical properties and damage evolution characteristics of composite rock mass with prefabricated fractures
In this study, the influence of fractures on the mechanical properties and cracking behavior of composite rock mass was investigated by preparing...
