Residential building: a structure designed and used for living purposes, such as a house, apartment, or condominium. Residential buildings can be made of various materials, but steel is becoming an increasingly popular choice due to its durability, strength, and versatility.

Commercial building: a structure designed and used for business or commercial purposes, such as offices, stores, or warehouses. Commercial buildings are typically larger and more complex than residential buildings, and require specialized knowledge and expertise for their construction.

Barndominium: a type of residential building that combines living space with a storage area or workshop. They are typically made from steel or other durable materials, and often feature open floor plans and high ceilings. Barndominiums have gained popularity in recent years due to their unique style and versatility.

Airplane Hangar: An airplane hangar is a large, enclosed structure designed to store and protect aircraft from the elements. It typically features a wide opening at one end to allow planes to enter and exit, and may also have a workshop area for maintenance and repairs.

Helicopter Hangar: A helicopter hangar is a similar structure to an airplane hangar, but is designed specifically to store and protect helicopters. It may have a different shape than an airplane hangar to accommodate the unique size and shape of helicopters, and may also have specialized equipment for helicopter maintenance and repairs.