Railway engineering is a branch of engineering which integrates the theories and concepts of diverse branches of engineering, such as civil engineering, mechanical engineering, electrical engineering, computer engineering, etc. This book, with its detailed analyses and data, will prove immensely beneficial to professionals and students involved in this field at various levels. The topics provided in this book include wheel-rail contact mechanics, experimental technologies of high-speed railway system, design and operations of rail transit systems, etc. It aims to equip students and experts pursuing railway engineering and allied branches of engineering with the advanced topics and upcoming concepts in this area.