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Article
Open AccessStudy on the mechanical and damage properties of laminated limestone under acid mine drainage dissolution
To explore the chemical and mechanical effects of acid mine drainage on water and rock, acid mine drainage (AMD) dissolution tests, triaxial compression tests, and acoustic emission tests were performed on lim...
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Article
Strain softening characteristics and stress–strain relationship of Guiyang carbonate laterite
The strain softening characteristics of carbonate red clay materials will have a significant impact on the safety and economy of engineering construction. To study such stress‒strain characteristics and influe...
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Article
Air pressure law of a reservoir constructed in karst sinkholes
Karst sinkholes with natural negative landform provide favorable conditions for the pumped storage reservoir construction for less excavation work. However, the construction of the reservoir would plug the nat...
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Article
Spatial patterns and controlling factors of the evolution process of karst depressions in Guizhou province, China
Karst depressions are common negative topographic landforms formed by the intense dissolution of soluble rocks and are widely developed in Guizhou province. In this work, an inventory of karst depressions in G...
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Article
Experimental Study on the Thermal Healing Effect on Stress-Damaged Granite
To study the thermal healing effect on stress-induced damage of Beishan granite, the host rock of China’s high-level radioactive waste (HLW) geological disposal underground research laboratory, comprehensive e...
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Article
Mechanical characteristics of thick-bedded limestone with different bedding angles subjected to acid corrosion
To reveal the influence of acid treatment on the mechanical properties of layered rock, bedded limestone specimens were immersed in acid and the mechanical parameters were measured by uniaxial compression tes...
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Article
Experimental study on the mechanical behavior and mesoscopic damage of Guiyang red clay during triaxial loading
Red clay is a kind of regional residual clay formed through the physical and chemical weathering of carbonate rocks in a warm environment and under damp climate conditions. These clays have special physical an...
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Article
Experimental and theoretical investigations of dacite under unloading lateral confining stress
To study the mechanical properties of dacite in the unloading process, this paper conducted triaxial unloading and loading acoustic emission (AE) monitoring tests under initial confining pressures (5 MPa, 10 M...
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Article
Open AccessExperimental study on the mechanical properties of Guiyang red clay considering the meso micro damage mechanism and stress path
This study investigated the macroscopic physical and mechanical properties of Guiyang red clay during surcharge loading, lateral excavation and lateral unloading with axial loading, and clarified the failure m...
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Chapter and Conference Paper
Modified Duncan-Chang Model and Mechanics Parameter Determination Based on Triaxial Consolidated Drained Tests of Guiyang Red Clay in China
A large area of China Southwest is covered by red clay, which is a kind of Karst regional special clay with high moisture content, high ductility, large void ratio, low density, poor compaction. Based on Dunca...
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Chapter and Conference Paper
Yield Criterion and Simulation Validation for Different Deformation Modes of Layered Rock Mass Based on Transversely Isotropic Theory
Due to a distinct layered structure, the layered rock mass has not only manifest anisotropic characteristics in deformation and strength, but also is dissimilar from the homogeneous rock mass in the destructi...
