Sustainability
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Cold In-Place Recycling for Asphalt Pavements in Western Australia
Project Status: In ProgressSimilar to the use of reclaimed asphalt pavement (RAP) which WARRIP has investigated previously, cold in-place recycling is a method of pavement construction used to rehabilitate aged asphalt pavements with minimal use of additional virgin…
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Planning for Infrastructure Vulnerability Due to Climate Change
Project Status: In ProgressWith climate change expected to have increasing impact on weather patterns, it is becoming difficult to assess the general vulnerable of the Western Australian state road network to extreme weather events. This project will build…
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Evaluate the Digestion Potential of Crumb Rubber in Road Grade Bitumen
Project Status: In ProgressEnd-of-life rubber from vehicle tyres and industrial functions has the potential to be recycled in crumb rubber modified (CRM) binder technology for road building applications, such as sprayed bituminous seals and asphalt wearing courses. The…
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Investigating the Use of Recycled Plastic in Future Sustainable Road Infrastructure
Project Status: In ProgressCurrent waste management challenges across the world have required governments to develop innovative policies that target the implementation of single-use materials throughout the economy. Sustainable materials and construction practices are the future of road infrastructure…
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Investigating the use of Recycled Materials in Granular Support Layers in Western Australia
Project Status: CompletedWith the intention of reducing Western Australia’s reliance on non-renewable resources, there has been an increased focus on identifying high-value applications for using recycled waste materials within civil infrastructure applications. WARRIP will investigate two materials,…
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Communicating Sustainable Maintenance Funding Levels to Decision Makers and the Community
Project Status: In ProgressMain Roads WA is at the forefront in the development and use of robust asset management processes. However, effectively communicating the value of these processes to senior decision-makers and convincing them to provide adequate funding…
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Sustainability Assessment Tool for Innovative Pavements
Project Status: In ProgressMain Roads Western Australia has implemented the Infrastructure Sustainability Council (ISC) rating process for major projects, which requires the quantification of greenhouse gas (GHG) reductions and other sustainability impacts. The ISC sustainability ratings tool can…
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Investigating the use of Reclaimed Asphalt Pavement from Asphalt Containing Crumb Rubber Modified Binder
Project Status: CompletedAs new technology is trialled and rolled out there is a need to determine how recyclable these materials are. Crumb Rubber Modified (CRM) bitumen is gaining momentum and WARRIP is investigating the recyclability of asphalt…
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Western Australia Rehabilitation Supplement to Austroads Part 5
Project Status: CompletedWestern Australian roads require rehabilitation to ensure that road users have safe well maintained roads to use. Austroads recently released a guide advising on evaluating and treating roads. WARRIP is taking to national practices, consulting…
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Evaluation and Characterisation of Nanosilica-Modified Asphalt Materials
Project Status: CompletedNanotechnology is a new innovative approach in science and engineering. This approach is where nano-sized particles can be developed and utilised to create or manipulate the properties of materials. In pavements we hope to find…
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