Determination of caved and water-conducting fractured zones of “two soft and one hard” unstable coal seam
Yang Chen, Shuyun Zhu
Topics & Concepts
OverburdenBoreholeCoal miningRoofGeologyLithologyCoalMining engineeringProblems in coal miningGeotechnical engineeringLongwall miningPetrologyEngineeringStructural engineeringWaste managementRock Mechanics and ModelingGeophysical Methods and ApplicationsLandslides and related hazards