The Pre-engineering Structure (PES) system is an advanced development in steel structure design that enables reasonably priced, environmentally friendly buildings. Pre-engineered Structure (PES) type steel constructions can be quickly and easily built. Pre-engineered buildings are essentially steel constructions with sections that have been tapered to account for bending moments in order to avoid using additional steel. Pre-Designed Structure (PES), which makes use of steel structures and enhances design by ensuring economic safety, is a modern concept. The main objectives of this essay are to reduce time and resource utilization and to understand PES concepts.