Recent Blog Posts

P&IDs and SOPs (Part 2)

April 13th, 2021

RMP, PSM, and CalARP regulations require that operating procedures (SOPs) be developed and implemented to provide clear instructions to safely conduct activities involved in a chemical process. The law requires that SOPs be “consistent with the process safety information”. If you accept the premise that P&IDs are the cornerstone of process safety information, then it […]

Introduction to P&IDs (Part 1)

March 30th, 2021

It has been a few years since we last wrote about P&IDs. While most operators recognize that P&IDs are important, we often find there is confusion when it comes to using the diagrams in day-to-day operation. In the next few blogs, we will provide practical guidance to enable operators at PSM facilities to utilize P&IDs […]

When Does a Relief Valve’s Clock Start?

April 2nd, 2019

While it is well known that good engineering practice requires that relief valves be replaced every five years, industry literature does not clearly state when the five-year timer starts its countdown. Is it when the valve is manufactured? Taken out of the box? Installed? Exposed to ammonia? Due to the lack of clarification on this […]

Ammonia Week in Review | August 25, 2017

August 25th, 2017

Ammonia causes havoc on campus in this week’s edition of the Ammonia Week in Review…. 50 Students Hospitalised After Ammonia Gas Leak Near School – Nearly 800 students were present on the school campus when the gas leaked from the adjoining cold storage, located on Narsingpur road, a senior official said. […keep reading] 2017 RETA National Conference | […]

PSI Explained: Electrical Supply and Distribution Systems

August 22nd, 2017

CalOSHA’s PSM regulation (Title 8 CCR §5189(d)(3)(A)(9)) uniquely requires that the “information pertaining to the equipment in the process shall include: Electrical supply and distribution systems”. None of the other California or Federal process safety regulations (FedOSHA PSM, USEPA RMP, or CalARP) contain such a requirement. As such, literature describing best practices for implementation of […]