Pre-engineered steel buildings offer several advantages for airplane hangars. The modular design allows for quicker assembly, minimizing downtime and the large clear-span design of pre-engineered steel buildings creates unobstructed interior space, essential for the maneuverability and storage of large aircraft. These buildings also offer flexibility in design, allowing for customization to meet specific needs such as office space, maintenance areas, and storage facilities. Overall, pre-engineered steel buildings provide a practical, cost-effective, and versatile solution for airplane hangars.