Steel is among the most versatile materials used in the construction industry. It can be designed, formed, pressed, rolled, cut, bolted, and welded, and can be utilized in an almost unlimited variety of ways and situations.

Steel for the construction industry is usually shop-fabricated to conform with shop drawings and quality standards. The field erection process usually includes delivery, sorting by sequence (shakeout), hoisting into place, temporarily connecting, plumbing (or truing), and the final connecting (weld, bolt, etc.)....