The book "Effective maintenance of connecting structures of main channels . Scientific Review”, created by a team of authors, is a unique publication that immerses the reader in the world of engineering and water management This is not just a scientific work, but a real find for specialists and students interested in the design, operation and maintenance of complex hydraulic structures. This book discusses the key aspects related to the maintenance of connecting structures of main channels, which is a topical topic in the context of modern infrastructure development. The authors offer the reader an in-depth analysis of existing methods and technologies aimed at improving the efficiency of the functioning of such objects. They share their knowledge of different approaches to diagnosis, repair, and preventive maintenance, making the book a valuable resource for both practicing engineers and researchers. Readers interested in engineering, ecology, and water management will find this book particularly useful. It is suitable for both students and professionals who seek to deepen their knowledge in the field of hydraulic engineering construction and operation. The age category of readers varies from high school students studying specialized disciplines to experienced professionals who want to update their knowledge about modern technologies and methods. The topics raised in the book cover a wide range of issues, including the sustainability of structures, methods for monitoring the condition of structures, and the impact of climate change on the operation of trunk canals. The authors emphasize the importance of an integrated approach to maintenance, which includes not only regular inspections and repairs, but also the use of modern technologies to monitor the condition of structures. This makes the book relevant in light of the global challenges facing humanity, such as climate change and the need for water resource management. The style of the authors is characterized by scientific rigor and clarity of presentation, which allows even complex technical aspects to be perceived easily and easily. The team of authors includes experts from various fields, which provides a multifaceted approach to the issues under study. Readers familiar with other works by authors such as "Water Management: Modern Approaches" or "Hydrotechnical Structures: Design and Operation" will find in this edition the continuation and deepening of topics that have been touched upon previously. The book "Effective maintenance of connecting structures of main channels . Scientific Review" is not only a tutorial, but also a practical guide that can become a reference book for everyone who works in the field of hydraulic engineering. It will help readers better understand how to ensure the reliability and durability of complex engineering objects, which in turn contributes to the sustainable development of infrastructure. If you are looking for information on how to optimize the maintenance processes of hydraulic structures, or want to learn about the latest achievements in this area, this publication will become an indispensable source of knowledge for you. Do not miss the opportunity to get acquainted with the work that unites theory and practice, and discover new horizons in the world of engineering and water management.