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A New Reference Aggregate for PAFV Testing

This report describes studies of the effects of test conditions on vertical polished aggregate friction value (PAFV) results and the results of a proficiency study which was conducted to determine a preliminary PAFV value for UK aggregate. The…

Aggregate Wetting and Initial Adhesion of Sprayed Sealing Binders

Cutting solvents have been traditionally added to binders used in sprayed sealing in Australia and New Zealand to ensure that effective adhesion occurs between binder and aggregate. Recent Polymer modified binder (PMB) sealing failures, which have…

Austroads Directors' Report 2012
The Directors' Report 2012 provides an overview of the Austroads' Board and financial statements for the year ended 30 June 2012.
Aggregate Wetting Experiments and Effects on Recommended Polymer Modified Binder Cutter Levels

The work described in this report determines updated cutter level recommendations for S10E and S20E binders. Studies were also conducted to investigate the relationship between the contact angle of water on films of bitumen and PMB binders, and…

Austroads Annual Report 2010-11
The annual report provides a detailed review Austroads operations for 2010-11.
Austroads Annual Report 2009-10
The annual report provides a detailed review Austroads operations for 2009-10.
Treatment of Flushed Seals Using Chemical Solvents
This Pavement Work Tip is a practical guide for restoring texture to bleeding or flushed surfaces by applying additional aggregate with the assistance of chemical solvents.
Guide to Pavement Technology Part 4J: Aggregate and Source Rock
Part 4J of the Guide to Pavement Technology provides information and guidance on: the classification and description of source rocks
Sprayed Seals: Removal of Loose Aggregate
This Pavement Work Tip is a guide to the removal of surplus aggregate from sprayed seals using brooming or suction cleaning.
Sprayed Sealing: Aggregate Precoating
This Pavement Work Tip provides a guide to precoating aggregates and use of adhesion agents in hot sprayed sealing work.