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Assessment of the sustainability of asphalt pavement maintenance using the microwave heating self-healing technique
Journal of Cleaner Production ( IF 9.7 ) Pub Date : 2022-06-23 , DOI: 10.1016/j.jclepro.2022.132859
Kevork Micael Nalbandian , Manuel Carpio , Álvaro González

Pavements are the major load-carrying Civil Engineering structures in roads, runways, parking lots, and driveways; hence, they are fundamental for regional or national development. However, the pavement life cycle has significant environmental, economic, and social impacts. The asphalt pavement microwave heating self-healing technique (MWHSHT) is a relatively new alternative to traditional pavement maintenance techniques. Research has mainly focused on its technical feasibility with little attention to its effect on economic, environmental, and social sustainability. This work assesses the sustainability of asphalt pavement maintenance using the MWHSHT through an environmental and socio-economic impact analysis for various scenarios. Results show that pavement maintenance alternatives that include MWHSHT show reductions in energy consumption, feedstock energy, materials consumption, and economic indicators compared to full traditional maintenance during the asphalt pavement life cycle, thus increasing pavement sustainability. In addition, the inclusion of the MWHSHT has potential social benefits for stakeholders. Overall, including the MWHSHT for maintaining asphalt pavements has the potential to improve the economic, environmental, and social aspects of sustainability in comparison to using only traditional asphalt pavement maintenance.



中文翻译:

使用微波加热自愈技术评估沥青路面维护的可持续性

人行道是道路、跑道、停车场和车道中主要的承重土木工程结构;因此,它们是区域或国家发展的基础。然而,路面生命周期具有重大的环境、经济和社会影响。沥青路面微波加热自愈技术(MWHSHT)是一种相对较新的替代传统路面养护技术的方法。研究主要集中在其技术可行性上,很少关注其对经济、环境和社会可持续性的影响。这项工作通过对各种情景的环境和社会经济影响分析,使用 MWHSHT 评估沥青路面维护的可持续性。结果表明,包括 MWHSHT 在内的路面维护替代方案可以降低能耗,与沥青路面生命周期中的全面传统维​​护相比,原料能源、材料消耗和经济指标,从而提高了路面的可持续性。此外,MWHSHT 的加入对利益相关者具有潜在的社会效益。总体而言,与仅使用传统的沥青路面维护相比,包括用于维护沥青路面的 MWHSHT 具有改善可持续性的经济、环境和社会方面的潜力。

更新日期:2022-06-25
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