The information presented in this publication has been prepared in accordance with recognized engineering principles and is for general information only. While it is believed to be accurate, this information should not be used or relied upon for any specific application without competent professional examination and verification of its accuracy, suitability, and applicability by a licensed professional engineer, designer or architect. The publication of the material contained herein is not intended as a representation or warranty on the part of the American Institute of Steel Construction or of any other person or entity named herein, that this information is suitable for any general or particular use or of freedom of infringement of any patent or patents. Anyone making use of this information assumes all liability arising from such use.

The material included in this publication is not intended and should not be used to demonstrate proper safety practices. The intention of the material is to provide an overview of structural steel construction activities and not to illustrate any particular practice. Safety practices may vary by code and jurisdiction and should always be referred to determine specific required practices.