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Rural Bridge Cost Benefit Analysis and Inclusion Within an Investment Program
Economic analysis can inform investment decisions around proposed bridge projects. This paper outlines the evaluative techniques and methodologies used in appraising a proposed bridge replacement and approach realignment project located in rural…
Economics of Materials Availability and Recycling

The costs of sourcing traditional pavement materials are increasing as sources are being exhausted, haulage distances are increasing, and access to traditional sources is increasingly restricted. As a result, jurisdictions are seeking alternative…

Effects of Hot Storage on Polymer Modified Binder Properties and Field Performance

Polymer modified binders (PMBs) are increasingly used in road construction as they provide enhanced performance properties compared with conventional bitumen. Even though PMBs show enhanced service properties, they may show degradation or changes in…

Post-ageing Characterisation of Sprayed Sealing Binders: A Laboratory Study

This report presents the results of a laboratory study that was conducted as part of the development of a new-long term ageing (durability) test for bituminous binders used in sprayed seals in Australia.

Among the number of test methods reviewed and…

Quantifying the Benefits of High Productivity Vehicles
This report outlines the direct and indirect benefits of High Productivity Vehicles (HPV) in Australia. Direct benefits examined include safety, productivity, fuel and environmental savings. An attempt has also been made to estimate indirect…
Polymer Modified Binders and Multigrade Bitumens
This Pavement Work Tip provides a handy summary of the Austroads AP-T235-13 Guide to the Selection and use of Polymer Modified Binders and Multigrade Bitumens.