Mine cost drivers - BolidenDUMP LEACHING. MINE . Open pit mining. ▫Roughly ten . ▫Under ground mines commonly have lower production rate. ▫Increased cost to infrastructure and ground support. ▫More up . Moderate production. ▫ Higher cost. ▫ More ground support with depth . dewatering technology can vary depending on proprieties of the.how dumper cost vary with increase in depth of openpit mine,Concept of oc mine planning & design(final) - SlideShareMar 8, 2013 . In general for OC mines upto a depth of E Contd. . Shovel & Dumper Hydraulic Shovel & Dumper An opencast mine .. analysis Lead,lift increase cost – decides mode of transport Dump . Economic stripping ratio varies with: • Average sales realization i.e. higher the quality of coal, higher the realization.
how dumper cost vary with increase in depth of openpit mine