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Characterization of rubberized asphalt for railway sub-ballasts. Improvements in the mix-design, performance features and rational methodology of HMA-RUMAC blends for railways
В наличии
Местонахождение: Алматы | Состояние экземпляра: новый |
Бумажная
версия
версия
Автор: Fernando Mart?nez Soto and Gaetano Di Mino
ISBN: 9786139819744
Год издания: 2018
Формат книги: 60×90/16 (145×215 мм)
Количество страниц: 268
Издательство: LAP LAMBERT Academic Publishing
Цена: 33017 тг
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Аннотация: The use of a bituminous sub-ballast layer has been pointed out as an exciting alternative to the granular sub-ballast design traditionally applied in most railroad tracks. Frequently, unbound granular materials are replaced by bituminous sub-ballast that provide additional benefits to the subgrade protection. Much research has been conducted on finding other alternative material to be used as a modifier in asphalt mixes to improve its properties. Rubberized asphalt mixtures (RUMAC) are regarded as a proper solution for improving the strength of the rail-track section. This work presents a laboratory evaluation of the performance of HMA-DRY bituminous mixes to study its application as sustainable railway sub-ballast manufactured from scrap tires at the end of their service life. Several tests were used and different techniques for mixing-compaction (Superpave, Marshall, ASRC...). The research presented was carried out as part of the Marie Curie Initial Training Network (ITN) action, FP7-PEOPLE-2013-ITN. This project has received funding from the European Union’s Seventh Framework Programme for research, technological development and demonstration under grant agreement n? 607524.
Ключевые слова: Crumb Rubber, elasticity, Fatigue, Hot mix asphalt, Marshall, railway, Swelling Effect, temperature profile, Bituminous sub-ballast, Granular sub-ballast, Superpave, ESAL, Traffic spectrum, RUMAC, Tensile strain, Plusride-Generic mixtures