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Using waste plastics in road construction

1 Helpdesk Report Using waste plastics in road construction Manu Sasidharan, Dr Mehran Eskandari Torbaghan & Dr Michael Burrow University of Birmingham May 2019 Question Please provide evidence about the use of waste plastics in road construction to inform road infrastructure investments in the Horn of Africa and to enable DFID to better understand the latest innovations and possible future use in road construction and maintenance. Contents 1. Executive summary 2. International experience Using waste plastics in road construction India United Kingdom Ghana Ethiopia The Netherlands 3. construction methods Dry process Wet process 4. Maintenance 5. Challenges Health and environmental hazards Collecting and sorting waste plastics Training for construction workers Regulatory framework 6. References Appendix A: Technical specifications and costs of MacRebur products Appendix B: Summary of the literature review of recycled plastic in bituminous compositions conducted by Sojobi et al.

mixes (asphalt), resulting in improved pavement stability, strength, and durability. However, international field experience using plastics in actual road construction is quite limited. In this review, we found examples of waste plastics being used in road construction in a few case studies

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