Introduction to flexibility and stiffness matrix methods. Derivation of stiffness matrix for spring, bar, beam, frame, grid elements. Definition of temperature changes in local and global coordinate systems. Analysis of 2D and 3D trusses and the prediction of nodal displacements and internal forces due to external loading.  Studying elastic springs, settlement of supports, temperature changes, and fabrication errors. Training on the use of commercial finite element software packages.