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Kewdale substation

Western Power plans to construct a new zone substation at the corner of Mackay and Hazelhurst Streets in Kewdale as part of its electricity supply reinforcement program for the Kewdale, Belmont and Welshpool industrial areas.

The project

A typical 132 kV steel poleWestern Power is currently constructing a new zone substation on vacant land at the corner of Mackay and Hazelhurst Streets, Kewdale.
The project will provide additional power capacity to the Kewdale, Belmont and Welshpool industrial area to ensure reliable supply and to support forecast growth.

Two 132,000 volt (132 kV) transmission lines will be constructed between the new substation and the existing Belmont - Welshpool 132 kV transmission line on Abernethy Road. The connection will be carried out using six steel poles and four timber poles, all approximately 18 metres in height.

Project status

Civil works at the substation site began in April 2008 with levelling of the site and laying of foundations for the substation equipment completed in June 2008.

Undergrounding the existing 22 kV distribution lines along Hazelhurst Street and Mackay Street was completed in August 2008.

Erection of the steel transmission poles is scheduled to begin in October 2008, and will include the installation of pole foundations and stringing of the line. Completion of this work is expected in November 2008.

In addition, seven existing wood poles on the Belmont - Welshpool 132 kV line along Abernethy Road have been replaced with new wood poles. These new pole will  allow for the installation of an overhead earth-wire as part of the network protection should a fault occur on the line.

Project update

Key project elements

Key elements of the project include:

  • Construction of the substation and installation of associated infrastructure including transportable buildings for the switchboard and secondary equipment
  • Erection of a 2.5 metre high solid wall with a 0.5 high metre security topping
  • The project is expected to cost $10.5 million

Proposed timeline*

August 2008 Undergrounding of distribution lines - completed
August 2008 Removal of vegetation along Mackay and Hazelhurst Streets - completed
October 2008 Erection of steel transmission line poles
December 2008 Substation in-service

* subject to change

Substation location

The map illustrates the location of the new substation, the positions of the steel and timber poles, and the 132 kV transmission line route.

Location map

Contact us

For more information, please contact Ben Schneider on 08 9326 6378.

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Page update on 3 October 2008