Design Procedure

Document No:  67-08-74
Revision:  3A
Date amended:  29-Mar-2019

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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 Eric Cheung by e-mail or on (08) 9323 4402.

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 herein displayed.


Revision Register


Ed/Version Number Clause Number Description of Revision Date
 1 All  Guideline Developed and Approved. 06-Jun-2003 
 1A 2.5.4. Drawing 9831-5498 amended. 30-May-2007
 1B 2.5.4. Drawing 9831-5498 amended. 08-Jul-2010
 2 Header Contact person changed. 23-Jan-2014
​ 3​All​Document Deleted.​28-Jul-2015
​3AHeader​​Contact person changed. ​29-Mar-2019


Document deleted. Refer to Main Roads Supplement to Austroads Part 5, Main Roads Supplement to Austroads Part 5B and Austroads Guide to Road Design (GRD) Part 5 and Part 5B.