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Appin East Main Slope and Surface Elevator Conveyor Upgrade

  • Client: GM3
  • Location: Appin, New South Wales
  • Date: 2025

Project Overview and Scope

The Appin East Main Slope and Surface Elevator Conveyor upgrade project was developed to increase conveyor capacity and progress the design toward construction, scheduled for completion in December 2026. Following EMtek’s earlier site investigations and concept design, GM3 engaged EMtek to complete the detailed electrical design for the upgrade, while also providing subject matter review of the associated mechanical, structural and civil interfaces. The scope covered replacement and upgrade of key electrical infrastructure, including a new Main Slope Belt switchroom, feeder protection upgrades, transformer replacement, upgraded conveyor drives, control system integration, and site support through construction and commissioning.

Services and Outcome

EMtek provided detailed electrical engineering and design for the conveyor upgrade, supported by SMP review and multidisciplinary interface coordination.

Key areas of delivery included:

  • Detailed electrical design to IFT and IFC level, including onsite design reviews at 30%, 60% and 100%
  • Civil and structural design for the new electrical infrastructure, including switchroom, trenching, foundations and supports
  • Review and integration of mechanical, structural and civil design prepared by others
  • Upgrade design for the 6.6kV feeder, protection systems, cable routes and associated power infrastructure
  • Design of the new Main Slope Belt switchroom, transformer upgrade and upgraded drive systems for both conveyors
  • Field instrumentation, communications and process control system integration
  • Support for implementation planning, construction and commissioning

Deliverables included datasheets, drawings, cable and equipment schedules, IO and instrument lists, engineering calculations, and supporting reports for power systems, lightning protection, control philosophy, functional safety, HAZOP and integration management.