Todd Morrison, product manager, Master Lock Company, is a five-year safety industry veteran, including experience in the development and execution of lockout/tagout programs. He can be reached via e-mail at tmorrison@mlock.com.
Keeping it simple is a good rule to follow most of the time, and it certainly applies to safety padlocks and keys, as well as lockout steps for equipment maintenance.
Four words — variable conditions for shutdown — relating to compliance in OSHA safety regulation 1910.147 regarding the control of hazardous energy (lockout/tagout), have enormous meaning for virtually any facility and anyone responsible for worker safety.