STAAD stands for Structural Analysis And Design. Staad Pro is structural analysis and design computer used for steel, concrete, timber, aluminum and cold-formed steel design of virtually any structure including culverts, petrochemical plants, tunnels, bridges, piles, etc. It is used for 3-Dimensional model generation, analysis and multimaterial design.
 It is one of the software applications created to help structural engineers automate their tasks, to remove the tedious and long procedures of the manual methods.