Training Manual . Chelyabinsk: ChGAA, 2013. 296 s. The book, aimed at students (bachelors and specialists) of agricultural universities, sets out the basics of the finite element method in displacements with an emphasis on its application to the problems of construction mechanics. The reader does not need any additional training in mathematics beyond the usual university program in the amount of the first three semesters. The book will be useful to engineers, graduate students and students of technical universities as a practical guide to the methods of numerical modeling of the problems of solid deformable body mechanics in the MSC Patran-Nastran-Marc software product.