56 Open pit mining ideas | open pit, open-pit mine, mining
Apr 5, 2017 - Explore marks wood creations's board "Open pit mining", followed by 107 people on Pinterest. See more ideas about open pit, open-pit mine, mining.Coal Mining | MCR Safety,Apr 02, 2020· The two mining methods used in coal extraction are surface “Open Pit” mining and Underground mining. Simply put, surface mining is peeling back the earth and collecting coal near the surface. Whereas, underground mining requires tunneling and building shafts. The mining method chosen by companies depends on the coal deposit being extracted.OPEN CAST MINE PLANNING - Mining and Blasting,2) Distribution of coal deposits 3) Quality of coal 4) Pricing policy for coal 5) Available infrastructures: rail, road, power, etc. 6) Nature of deposits (influences site, area method of work, & equipments of mining) 7) Availability of equipment 8) Existing work culture Surface mining Advantages 1) Higher % recovery of coal.