Clearances for Overhead Power Lines

Document No:  67-08-91
Revision:  2A
Date amended:  22-Oct-2015

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The information below is intended to reflect the preferred practice of Main Roads Western Australia ("Main Roads"). Main Roads reserves the right to update this information at any time without notice. If you have any questions or comments please contact Bita Charehjoo by e-mail or on (08) 9323 4439.

To the extent permitted by law, Main Roads, its employees, agents, authors and contributors are not liable for any loss resulting from any action taken or reliance made by you on the information below or changes to its preferred practice


Revision Register


Ed/Version NumberClause NumberDescription of RevisionDate
All Guideline Developed 01-Jun-2000 
2 All Guideline Revised and Approved  16-Jun-2006 
​2AAll​Guideline Amended​22-Oct-2015


Table of Content

Chapter 3 of 4


All designs and installation of any infrastructure in the vicinity of overhead power lines shall comply with requirements as set out below:

  1. AS/NZS 7000: Overhead Line Design - Detailed procedures.
  2. Horizon Power Distribution Design Manual Volume 5:
  3. Requirements of WA Authority Operating transmission and distribution networks in WA.

Further information about this process can be obtained from Synergy ph. 13 13 54