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Feasibility of Using Anti-stripping Additives as an Alternative to Hydrated Lime
Hydrated lime is widely used in Australia to reduce the moisture susceptibility of asphalt mixes in service. However, the local asphalt industry is concerned about the sustainability of the continued use of hydrated lime in asphalt. This report…
Optimising Project Delivery Performance (Accelerated Projects)
This report provides practical advice and examples of ways to successfully accelerate transport infrastructure projects and programs up to $500 million. An accelerated project or program has delivery expedited, typically in response to external…
Use of Road-grade Recycled Plastics for Sustainable Asphalt Pavements: Final Performance and Environmental Assessment Part A
This report is the third of a series of reports for project APT6305. The first report examined the use of road-grade recycled plastics in asphalt pavements and investigated the most suitable types of recycled plastics for incorporation into asphalt.…
Use of Road-grade Recycled Plastics for Sustainable Asphalt Pavements: Towards the Selection of Road-grade Plastics – An Evaluation Framework and Preliminary Experimental Results
This report provides a comprehensive overview of the initial development of various testing frameworks for the characterisation of road-grade recycled plastic, the incorporation of recycled plastics in bitumen and asphalt via various methods (wet,…
Investment Prioritisation Templates and User Guide
This user guide provides guidance on the Investment Prioritisation Templates. The templates are designed to help road authorities consider an investment opportunity through multiple dimensions, such as the benefits of the project, and risk with and…
Use of Road-grade Recycled Plastics for Sustainable Asphalt Pavements: Overview of the Recycled Plastic Industry and Recycled Plastic Types
This report provides a comprehensive overview of the type, volume, and price of recycled plastics and their possible uses in asphalt. The report presents data, including recycling processes, prices of recycled plastics, annual production volumes and…
A Holistic Investment Prioritisation Framework for Road Assets
This report proposes a holistic and risk based prioritisation framework to support investment decisions across road asset classes and expenditure categories. Transport agencies currently rely on different decision making frameworks to help identify…
Procurement Decision Tool: A Case Study of the Toowoomba Second Range Crossing
The procurement decision tool (&ldquo
Maximising the Use of Reclaimed Asphalt Pavement in Asphalt Mix Design: Field Validation
The use of recycled asphalt pavement (RAP) in asphalt mixes provides a vital basis for sustainable development. Maximising the re-use of RAP in its highest value application, as new asphalt product, has significant economic and environmental…
Improved Design Procedures for Asphalt Pavements
This report is the final deliverable of a three year Austroads project to improve the design procedures for asphalt pavements. The object of the work in this final year was to validate the proposed improved procedures for the characterisation of…