Advantages of Codes & Standards They establish a commonality in engineering criteria, terms, principles, practices, materials, processes, etc. They help user establish a standard way of working. They ensure built in safety, reliability and continuity. They minimize mismatches and promote interchangeability. They economize the system, reduce inventory and ensure readily available backup from market. They help in accumulation of knowledge. They help in avoiding reinventing the wheel again. Video Explanation https://www.youtube.com/watch?v=bl0Y5O0Qs0c&t=31s