Gold Mine Wash Water Treatment and Reuse, North-East of Kalgoorlie WA

Sector: Mining
Location: Kalgoorlie region, WA

Value-engineered 500 kL/day design removed a pond, avoided a second RO plant and delivered on time and budget in one 40 ft container.

Client: well known gold producer building a new mine under a major EPCM. OLEOLOGY was asked to value engineer the proposed non-process-infrastructure water design.

Duty: 500 kL/day at below 5 ppm hydrocarbon.

Outcome: the original design (sediment pond, dirty water pond, gravity separation, treated water pond, RO feed) was replaced with one dirty water pond feeding a MyCelx containerised plant discharging to two 50,000 L tanks for wash bay reuse, removing a pond and its pipework, avoiding a second RO plant, and eliminating chemical dosing, storage and handling. Delivered on time, on budget with no variations, no safety incidents, as one 40 ft container; dry filter waste only, at six-month intervals; PLC remote operation and diagnostics.

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