The book "Methodical instructions on course design in the discipline of "City drainage network" by L. In. Kuleshova is an indispensable resource for students studying in the specialty 1-70, who seek to better understand the principles of design and operation of wastewater systems in cities. With the rapid growth of cities and an increase in the load on infrastructure, this publication becomes relevant and in demand, offering readers not only theoretical knowledge, but also practical recommendations. Kuleshov, as an experienced teacher and specialist in the field of water supply and sanitation, created this book in order to help students successfully cope with course projects that are an important part of their educational process. The book examines in detail the key aspects of the design of drainage networks, ranging from the basics of hydraulics to the modern technologies used in this field. The author focuses on the importance of the correct choice of materials, calculation and design methods, which makes the publication especially valuable for future engineers. For students interested in engineering, ecology and sustainability, this book will be a true guide. It will be useful not only for those who are just starting their way in designing, but also for those who already have some experience and want to deepen their knowledge. The book is suitable for both bachelors and masters, as well as for graduate students who are engaged in scientific research in the field of sanitation and ecology . The topics raised in the book cover a wide range of issues, from the design and operation of sewerage systems to the environmental aspects associated with their operation. Kuleshov draws attention to the importance of compliance with norms and standards, as well as the need to take into account local conditions and features of urban infrastructure. This makes the book not only a tutorial, but also a practical reference for future engineers working in real conditions. The author's style is distinguished by clarity and accessibility of presentation, which allows readers to easily assimilate complex concepts and apply them in practice. L. In. Kuleshov is also known for his other work in the field of water supply and ecology, which confirms his authority and professionalism in this field. His approach to learning and designing wastewater systems is based on years of experience, making each page of the book filled with valuable knowledge and recommendations. If you are looking for a high-quality training manual on the design of drainage networks, which will help you not only in your studies, but also in your future professional activities, “Methodological guidelines for course design in the discipline of “City drainage network” is what you need. This book will be your reliable assistant in mastering complex topics related to the design and operation of drainage systems, and will help you become a highly qualified specialist in the field of engineering. Do not miss the opportunity to enrich your knowledge and skills by immersing yourself in the world of wastewater design with L. In. Kuleshov!