Three Mile Hill Process Plant Refurbishment

The Three Mile Hill Project involved refurbishment of an existing 1.2Mtpa gold processing plant and upgrades to the plant’s crushing circuit. Works comprised minor earthworks, complete demolition of existing mill and primary crusher foundations and creation of new foundations, installation of three new TRIO crushers specified by Como Engineers’ design team, a new cyclone cluster, refurbishment and installation of new control instrumentation, electrical MCC cabinets and wiring, upgrades to the control SCADA system. Additionally mechanical repairs were undertaken to bring into service electric motors, gearboxes, agitators, pumps, gantry cranes and hoists, tanks, hoppers, chutes, launders, structures, platforms and walkways.