The book "Diagnostics of roads" by author E. and . Leonovich is an indispensable guide for anyone interested in modern technologies and methods of assessing the state of road infrastructure. With the rapid growth of motor vehicles and increasing load on the roads, understanding their condition becomes critical. This book offers readers a deep dive into the world of road diagnostics, revealing not only theoretical aspects, but also practical approaches to solving actual problems. The main purpose of the work and . and . Leonovich - to provide readers with the tools and knowledge necessary for an effective assessment of the state of roads The author examines in detail the methods of diagnosis, including both traditional and modern technologies. The book focuses not only on visual survey methods, but also on the use of high-tech equipment that allows you to identify hidden defects and assess the strength of the road surface. The reader will be able to learn about different approaches to diagnostics, such as mechanical, physical and chemical methods, as well as about the latest developments in this field. The book will be of interest not only to specialists in the field of road construction and operation, but also to students of technical universities who study transport systems and engineering sciences. It will be a useful resource for engineers, designers and anyone who seeks to improve their knowledge of the state of road infrastructure. It can also attract the attention of those who are interested in road safety and want to understand how the state of the roads affects the accident rate and comfort of movement. The topics raised in the book cover a wide range of issues, including the impact of climatic conditions on road surface conditions, methods for assessing the strength and durability of materials, and modern approaches to road repair and maintenance. Leonovich emphasizes the importance of regular diagnostics to prevent accidents and extend the life of road objects. This book helps the reader realize that quality roads are not only convenience, but also safety for all road users. The author's style is distinguished by clarity and accessibility of presentation, which makes complex technical aspects understandable even for an unprepared reader. and . and . Leonovich is an experienced specialist in the field of road construction, and his knowledge and experience are reflected in every page of the book. He is also the author of other well-known works on transport infrastructure, which confirms his status as an expert in this field. If you are looking for a book that will help you understand the intricacies of road diagnostics, “Road Diagnostics” will become your reliable assistant. This work will not only enrich your knowledge, but also inspire new ideas and approaches to solving urgent problems in the field of road construction. Read and discover a world where every road is not just asphalt, but a complex system that requires careful evaluation and care.