A PSM incident investigation is required for each incident that resulted in, or could reasonably have resulted in, a catastrophic release of a highly hazardous chemical in the workplace. Under 29 CFR 1910.119(m), the investigation must start promptly […]
PSM emergency planning and response requires an employer to establish and implement an emergency action plan for the entire plant in accordance with 29 CFR 1910.38. Paragraph 1910.119(n) also requires the plan to include procedures for handling small releases […]
A PSM compliance audit evaluates whether the procedures and practices developed under 29 CFR 1910.119 are adequate and are being followed. Under paragraph 1910.119(o), the employer must certify that this evaluation occurs at least every three years. The […]
PSM trade secrets cannot be used to withhold information needed to perform specified Process Safety Management duties. Under 29 CFR 1910.119(p), employers must make all information necessary for designated PSM work available without regard to its possible […]
OSHA 1910.109 and Process Safety Management intersect most directly in paragraph 1910.109(k). Under 29 CFR 1910.109(k)(2) and (k)(3), the manufacture of explosives and the manufacture of pyrotechnics must comply with 29 CFR 1910.119. This is a narrow but […]
osha-1910-119-appendix-a OSHA 1910.119 Appendix A provides the threshold quantities used for one important PSM coverage route. The official table identifies each entry by chemical name, Chemical Abstracts Service number where available, and threshold quantity in […]
A PSM block flow diagram or simplified process flow diagram provides a visual overview of the covered process and its major streams. Under 29 CFR 1910.119(d)(2)(i)(B), process-technology information must include a block flow diagram or simplified process flow […]
Hot Work Permit Requirements Under 29 CFR 1910.119(k) A PSM hot work permit is required for hot work performed on or near a process covered by OSHA Process Safety Management. Under 29 CFR 1910.119(k), the permit must document […]
A process hazard analysis (PHA) is a structured, team-based examination used to identify, evaluate, and control hazards in a process covered by OSHA Process Safety Management. Under 29 CFR 1910.119(e), the method must be appropriate to the process […]
Process safety information (PSI) is the written technical foundation of an OSHA Process Safety Management program. Under 29 CFR 1910.119(d), an employer must compile information about chemical hazards, process technology, and process equipment before conducting a required […]
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