highwall coal mining equipment

Mining Facts for Kids - Kiddle- highwall coal mining equipment ,Highwall mining can produce thousands of tons of coal in contour-strip operations with narrow benches, previously mined areas, trench mine applications and steep-dip seams with controlled water-inflow pump system and/or a gas (inert) venting system.Highwall Mining: Design Methodology, Safety and SuitabilityHighwall Mining: Design Methodology, Safety and Suitability. ... Pillar Stability for Highwall Mining in Single Coal Seam ... high wall and equipment entrapment underground.