Underground Infrastructure

Undergound mining products, equipment and engineering services backed up by 25 years of proven experience in the field.

Wilshaw has established itself as a leading provider of engineering and project delivery services to the underground mining industry. Our services cover the full asset lifecycle, from the front-end planning and feasibility stages through to design, procurement, construction and ongoing operation.

TOGURACI GOLD MINE - VENTILATION SHAFTS

Client
PT NUSA HALMAHERA
Duration
MARCH 2011 - SEP 2011
Location
GOSOWONG GOLD MINE, INDONESIA

The Toguraci ventilation shafts where a series of five 4.5m diameter shafts with depths ranging from 50m to 100m. Wilshaw provided engineering design and drafting services for the project which included the following:

  • Designing and developing the pre-sink and strip and line shaft sink methodologies.
  • Detailed design and drafting of the shaft conveyances which included the work platform, shaft shutters, sinking stage as well as the support beams for SBM400 LP raise drill machine.
  • Design review of the raise boring, pre-sink and shaft sink stages of operations.
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