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This contributed book edited by leading global experts focuses on the geoenvironmental and geotechnical issues of coal mine overburden and mine tailings and its unengineered dumping. It aims to provide knowledge-based information for diverse readers to assess, monitor, and manage coal mine overburden and mine tailings in various engineering applications while highlighting efficient solutions to reutilize the waste and conserve natural resources leading to sustainable development. The content also assesses mine backfilling, techniques to stabilize mine tailing storage facilities, mineral carbonation of mine tailings, landfill liners and barrier systems, reclamation of coal mine overburden, and geochemical, microbial, and environmental sustainability assessment, among others. This book is a useful resource for those in academia and industry.
This book presents the coupled Thermo-Hydro-Mechanical-Chemical (THMC) processes in fractured rocks at varying scales from single fractures to fracture networks. It also discussed the implication and potential application of the advanced understanding of coupled THMC processes in fractured rocks for geotechnical and geo-energy engineering.
A foundation refers to the part of the structure that bears the load of the superstructure (structure above the plinth level) and also transfers the load from the structure to the ground/soil. Foundation engineering is a branch of civil engineering involved in the study and design of structures below the plinth level. It deals with the application of soil mechanics and rock mechanics in the design of foundation elements of structures. The design and construction of a foundation must have the power to sustain and transmit the dead and imposed loads to the soil. Foundations can be classified into four types including shallow foundations, deep foundations, monopile foundations, and individual footings. A foundation that is constructed where the hard strata are extremely near the ground surface rather than deep down the sub-layers of the ground, or the quality of the topsoil is sufficient for bearing is termed as shallow foundation. Continuous wall footings and pad or mat footings are common types of shallow foundations. This book provides comprehensive insights into the field of foundation engineering. It will serve a valuable source of reference for students interested in this branch of civil engineering.
Hydraulic conductivity of materials such as plants, soil and rocks is defined as the ability of the fluid to pass through pores, spaces or fractures. Saturated hydraulic conductivity is the ratio of volume flux to hydraulic gradient yielding a quantitative measure of a saturated soil's ability to transmit water when subjected to a hydraulic gradient. The level of hydraulic conductivity relies on many factors such as the intrinsic permeability of the material, the degree of saturation, and the density and viscosity of the fluid. There are two approaches that are used for the determination of hydraulic conductivity. In the first approach, the empirical approach, hydraulic conductivity is associated with soil properties such as pore size and particle size (grain size) distributions, and soil texture. In the second approach, the experimental approach, the hydraulic conductivity is determined from hydraulic experiments using Darcy's law. This book contains some path-breaking studies related to hydraulic conductivity. The topics included herein are of utmost significance and will provide incredible insights to the readers.
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