Episode 6 of our TRR Video Insights from the Round Trip: Tyre Recycling and Conveyor Belt Summit concerns rubberised asphalt, as we talk to Grant Bosma, formerly Principal Surface Engineer at the New Zealand Transport Agency.
Can Rubberised Asphalt Transform New Zealand’s Roads? Grant Bosma Thinks So
Grant discusses his hopes for upscaling the use of rubber in roads in New Zealand and the challenges the product faces in achieving this goal. He highlights the major benefits of rubberised asphalt, such as improved longevity, waterproofing, and cracking resistance, describing the simultaneous reduction of waste tyre stockpiles as a “win-win”.
Chapters:
0:00 Introduction to TRR Video Insights & Grant Bosma
0:54 Hopes for Upscaling Rubber in NZ Roads
1:09 Benefits of Rubberized Asphalt: A Win-Win
1:53 Status of Trials & Need for Infrastructure
2:38 Challenges: Cost & The “Chicken and Egg” Scenario
3:10 The Role of Public Policy & Roading Authorities
3:40 Conclusion

















