This book presents a comprehensive overview of advanced research and practical solutions in the fields of Transport Technologies, Logistics, Mechanical Engineering, Computational Technologies, and Engineering Optimization. It reflects the dynamic development of smart technologies aimed at improving efficiency, safety, and adaptability within urban infrastructure systems. The contributions featured in this book were selected from the 3rd International Conference on Smart Technologies in Urban Engineering (STUE-2024), organized by O.M. Beketov National University of Urban Economy in Kharkiv, Ukraine. The conference focused on the safety and resilience of critical urban infrastructure under emergency conditions, especially in light of ongoing military and humanitarian challenges. This book is of interest to engineers, researchers, and policymakers looking to explore innovative approaches to urban mobility, mechanical systems, and intelligent engineering optimization for future-ready cities.