Kainantu Stage 3 Expansion Project

Scope of Work

K92 Mining Ltd PNG have engaged GR Engineering to design, supply, construct and commission a new 1.2 Mtpa gold flotation plant at Kainantu, located 183 km north-east of Lae, in the eastern highlands region of Papua New Guinea. K92 have an existing 0.6 Mtpa plant currently operating. The new plant will include crushing, milling, flotation, concentrate handling, tailings & services and form part of a larger Stage 3 Expansion Project at Kainantu that includes the underground expansion, HV power upgrades and a paste plant facility. GR Engineering also completed the NI 43-101 Definitive Feasibility Study (DFS) and Preliminary Economic Assessment (PEA) report in 2024 for K92. 
The scope overview for the process plant includes the design, procurement, construction and commissioning of a 1.2 Mtpa gold concentrator and associated infrastructure, including:

  • Crushing and storage
  • SAG and ball milling
  • Gravity concentrator and gold room
  • Flotation
  • Concentrate thickener
  • Filtration
  • Failings thickener and disposal

The project has been completed with local contractors and direct engagement of local personnel.  

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Summary

  • Client K92 Mining Ltd PNG (TSX:KNT)
  • Award Date December 2023
  • Completion Date 2025 
  • Location Papua New Guinea 
  • Project Type Brownfields