...Trung Ngo; Buddhima Indraratna; Matthew Coop; Yujie Qi During the passage of trains, dynamic impact loads caused by wheel imperfections or rail abnormalities cause significant ballast degradation. In this study, the use of rubber mats manufactured from recycled tyres placed underneath a ballast...

...Zheng Luo; Chuang Zhao; Wenqing Cai; Qiusheng Gu; Weian Lin; Xuecheng Bian; Yunmin Chen High-speed trains running on ballasted tracks intensify the vibration of ballast layers to a greater extent than conventional passenger trains, with detrimental effects to train operations. The stabilisation...

...Fatin N. Altuhafi; Matthew R. Coop The large particle sizes of railway ballast and rock fill have meant that conventional techniques used to measure the small-strain stiffness of finer geomaterials have not been adopted, with the consequence that their stiffnesses are poorly defined. In a series...