Project Highlights

Personnel on Site: 170
Manhours: 175,000
Concrete: 14,300m³
Earthworks: 190,000m³

Project Details

As part of the Tropicana Gold Mine project for AngloGold Ashanti Australia, Centrals completed the construction of earthwork building pads, detailed earthworks and concrete installation of the following within the Treatment Plant Site:

  • Ball Mill Foundation and Pedestal
  • Flotation Cell Foundations and Ring Beams

The Dry Area included:

  • Primary Crusher and Reclaim Tunnel – construction of all structural steel cast-ins
  • Secondary Crusher/Screening – construction of both Secondary Crusher Foundation and Screening Area substructure
  • HPGR Screening/Grinding and Ore Storage Reclaim – construction of HPGR Foundation and Fines Screening substructure
  • Construction of all associated conveyor footings

The Wet Area included:

  • Ball Mill – construction of Ball Mill foundation
  • CIL Area – construction of ring beams, installation of HDPE lining and construction of associated slabs and bund walls
  • Thickener area – construction of footings and pedestals, together with associated slabs and bund walls
  • Reagents/Desorption/Refining – construction of a series of ring beams and associated slabs/bund walls

Miscellaneous Works included:

  • Construction of various slabs and structures including drainage and culverts for the Warehouse, Workshop, Bulk Storage, Core Shed Laboratory, Plant Substation, HV Switchyard/Substation, Fuel Farm, Water Services and Process Water Pond

Earthworks included:

  • Construction of building earth pads, inclusive of winning suitable material from designated borrow areas, loading, hauling within a 1 km radius, placing, spreading, levelling and compaction
  • Detailed excavation to reduced levels, lines and grades and compaction as necessary for the construction of reinforced concrete footings, foundations, slabs and other concrete structures
  • Backfilling with suitable material and compaction around completed works, grading to lines and levels, and removal and disposal of excess soil and waste material to a location 5 km from the Treatment Plant Site. Structural backfill to Primary Crusher ROM Pad (47,000m³), and Primary Stockpile and Reclaim (95,000m³)

Tropicana Gold Mine Project

Project Details

Client: AngloGold Ashanti Australia Limited

Location: North-East of Kalgoorlie, WA

Duration: 12 months

Completion: February 2013