Chemical Process Safety (PSM/RMP)

OSHA extends the compliance deadline for the REVISED PSM “Retail” Exemption (10/20/2015)

PSM Retail Exemption Interim Enforcement Policy Employer(s) with employee(s) exposed to PSM-covered processes formerly exempted under OSHA’s 1992 interpretation of “retail facility” now must comply with the requirements of 29 CFR 1910.119 if the facility, or portion of the facility processing the highly hazardous chemical, does not fall into the North American Industrial Classification System

Material and Energy Balance and “change to facilities that affect a covered process”

One of the most popular PSM requests I get is for an example of a “change to facilities that affect a covered process”.  In this article, I hope to provide an actual example and how a “change to facilities” can affect an ammonia refrigeration facility.  OSHA’s PSM standard states the following about managing changes… (l)

Difference in PSI Safe Upper/Lower [DESIGN] Limits and SOPs Operating Limits

Have you ever wondered why PSM and RMP require an employer to establish safe upper and lower limits for such items as temperatures, pressures, flows, or compositions in their Process Safety Information and evaluate the consequences of deviating from these limits, including those affecting the safety and health of employees?  And then, in the Operating

Questions and Answers from PSM Webinar Sept. 29, 2015 (OSHA’s Directorate of Enforcement)

Questions and Answers from PSM Webinar Sept. 29, 2015.  Answers provided by Jeff Wanko, PE, CSP, and Safety Engineer in OSHA’s Directorate of Enforcement, Office of Chemical Process Safety in Washington, D.C.   Q. Do you have to test the safety equipment annually? A. Under paragraph (j), mechanical integrity, OSHA requires that employers inspect and test process equipment

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