RCAD Iron Concrete Version 4. 0 USER GUIDE", written by Autodesk, Inc. , is an indispensable resource for all who work in the field of design and construction using reinforced concrete. This edition will be a real guide to modern technologies and methods that allow you to optimize the design process, improve the quality of work and reduce the time to complete tasks. From the first pages, the reader plunges into the world of advanced engineering solutions, where all aspects of working with RCAD software are considered in detail. This guide is suitable for both novice professionals and experienced engineers seeking to upgrade their skills and master new features of the program. In it you will find not only theoretical foundations, but also practical recommendations that will help you effectively use all the features offered by version 4. 0. The book covers a wide range of topics, including the design of reinforced concrete structures, the analysis of their strength and stability, as well as methods of visualization and presentation of results. Each chapter is written taking into account the needs of users, which makes the material accessible and understandable. Readers will be able to learn how to adjust the parameters of the project, perform calculations and generate reports, which will greatly simplify their work and increase productivity. Particular attention in the manual is paid to new features and improvements introduced in the latest version of the program. This makes the book relevant for professionals who are already familiar with previous versions of RCAD and want to learn about the latest innovations.