Truss

The definition of a truss is any of various structural frames based on the geometric rigidity of the triangle and composed of straight members subject only to longitudinal compression, tension, or both: functions as a beam or cantilever to support bridges, roofs, etc. Trusses are the most commonly used structural device used in architecture today. Trusses are used in almost every thing they are in your attic, barns, buildings, and bridges. A truss is used …

…they are two of the most popular trusses used today. Trusses are very important in today's world they help us cross huge bodies of water, they hold the roof up over our heads, and they allow cranes to be able to support huge amounts of weight when building giant skyscrapers. The fact is the invention of the truss is just as important as the invention of the wheel. Life would be very difficult without trusses.