Directive: STD 1-12.19, Guarding of belts and pulleys
ANSI B20.1, Safety Standard for Conveyors and Related Equipment . Cancellation: This instruction supersedes STD 1-12.19, "Guarding of Belts and Pulleys" dated 5/3/2013. Background: 29 CFR 1910.219 establishes the requirements for guarding the components of mechanical power transmission apparatuses.
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