The Bulletin of Chuvash State Pedagogical University . and . I. Yakovleva . Series: Limit State Mechanics B, created by the team of authors, is a unique scientific publication that immerses the reader in advanced research and innovative approaches in the field of limit state mechanics. This series, part of the university's authoritative scientific journal, is designed for professionals, scientists and students seeking to expand their knowledge of the physical and engineering aspects of limit conditions in a variety of materials and designs. What is hidden behind the pages of this book? The focus is on limit state mechanics, a section that plays a key role in ensuring the reliability and safety of engineering systems, building structures and technological processes. Authors, united by a common goal - to reveal new theoretical and practical aspects of the limiting conditions , — offer the reader not only an overview of the existing methods of analysis , but also its own developments, experimental data and models, able to significantly improve the accuracy of predicting the behavior of materials under extreme loads. The Bulletin of Chuvash State Pedagogical University . and . I. Yakovleva . Series: Limit State Mechanics B" will be of particular interest to those involved in the design and operation of complex technical systems, research engineers, graduate students and senior students specializing in mechanics, materials science and structural engineering. Its content is suitable for those who are looking for up-to-date scientific data, new modeling methods and practical recommendations for assessing limit states in various operating conditions. The peculiarity of this publication is its interdisciplinary approach, combining theoretical foundations with practical aspects. The book raises the most important topics related to the boundary states of structures, analysis of the stability, destruction and deformation of materials under extreme loads. The authors not only reveal complex concepts, but also show how this knowledge is applied in real engineering tasks, which makes the book especially valuable for practitioners seeking to improve the reliability of their projects. The style of presentation is distinguished by clarity and scientific rigor, while the authors try to make the material available to a wide audience, while maintaining a high level of professional information. The reader will be able to immerse himself in an in-depth analysis of modern research methods, get acquainted with the results of recent experiments and simulations, as well as get an idea of the future development of the field of limiting state mechanics. Particular attention is paid to the relevance of the topic in the context of modern challenges - the need to create safer and more durable structures that are resistant to extreme environmental conditions. The book traces the trend towards the integration of new technologies, such as computer modeling and automation of limit state analysis, making it not only a scientific source, but also a practical guide for engineers and researchers. If you are interested in mechanics, materials, structural engineering or are looking for a modern scientific publication that will help you understand the complex processes of destruction and deformation, this book will be a valuable acquisition for you. It deservedly occupies a place in the library of everyone who aspires to professional growth and wants to be aware of the latest achievements in the field of limiting conditions mechanics. In general, “Bulletin of Chuvash State Pedagogical University . and . I. Yakovleva . Series: Limit State Mechanics B is not just a collection of articles, but a powerful source of knowledge that can inspire new ideas and research. Its study will open new horizons in understanding the behavior of materials and structures under extreme loads, which makes this publication mandatory for those who appreciate accuracy, scientific novelty and practical significance.