Pavement
- Publication no: WEB-AGPT04B-25
- Published: 6 November 2025
The Austroads Guide to Pavement Technology Part 4B: Asphalt provides comprehensive guidance for the selection of constituent materials, mix design, testing, manufacture and placement of commonly used asphalt mix types in Australia and New Zealand. The Guide was first published by Austroads in 2007, followed by a major revision in 2014. The most recent edition presented in this webinar captures the major advancements in asphalt technology over the past decade, including:
- the increased use of more sustainable materials
- improvements to asphalt characterisation testing and changes to test methods
- new mix design procedures for crumb rubber gap-graded asphalt, EME2 and mixes containing reclaimed asphalt pavement.
This webinar goes through the major changes to the Guide, including any new content not previously included in Part 4B: Asphalt. It is especially relevant to anyone involved in the asphalt industry, including designers, road managers, asphalt suppliers and contractors.
Download the presentation slides and the Q&A.