100005 Case Study Maximising Productivity and Coal
by Wana Baratama Mining, serviced by PT Leighton Contractors Indonesia with PT Orica Mining Services providing explosives related services. Leighton operates two229mm Drilltech D 55 units and eight140mm Tamrock Pantera units, with trucks and excavators to remove overburden and interburden. Small excavators are being used to expose the coal