Yandin 330kV Terminal Switchyard Contract commenced site works in late May 2019. The completion of this Contract will facilitate Western Power being able to switch the 330kV Yandin 210MW Wind Farm on and off the Transmission Network.

The primary works breakdown comprises the following;

  1. Major Earthworks;
  • Clearing
  • Dewatering
  • Drainage
  • Topsoil Stripping
  • Import fill material and compact (up to 2.8m high)
  • Roadworks / Site Surfacing
  1. Civil Construction Works;
  • Foundation Installation
  • Cable Trench Installation
  • Earthing Installation
  • Building Control Room (steel frame and precast concrete tilt panel)
  • Steelwork Installation
  • Soakwells, Septic and Potable Water tank Installation
  • Mechanical and Electrical Systems Installation
  • Security Infrastructure Installation
  • Boundary Fencing Installation
  1. Structural Works;
  • Supply and Install Primary Steel Structures
  • Supply and Install Strain Structures
  • Substation Cabling and Conduits Installation
  • Substation Lighting/Lighting Protection Installation

The works are now in the ‘Major Earthworks’ phase to build the Yandin Terminal Pad Area to a prescribed height in order to commence the Civil Construction phase of the works.