Made from the steel of the entire structural system, especially preferred in geographic areas that carries the threat of an earthquake, mostly steel construction factory building, steel construction hangars, sports facilities, steel construction, steel construction, steel construction warehouse and used in the workshop, with wide openings and height of a steel building system.Construction structures are prepared according to the width and height of the structure. 3D modeling of steel construction hangar, sports facility, warehouse and factory buildings Preparation of manufacturing projects of steel structures Design of pipe bridges and carriers Carrier system design, sizing and connection control according to AISC 360-10 LRFD, ASD and EUROCODE EC3 norms