Recent Blog Posts

P&IDs and PHAs (Part 3)

April 27th, 2021

Title 29 CFR 1910.119(d) requires that process safety information be developed prior to conducting a PHA. Therefore, one can conclude that it is unacceptable to complete a PHA when P&IDs are absent. But if having P&IDs available is simply viewed as a formality, the PHA team will not reap the benefits of the drawings. Often […]

Ammonia Week in Review | April 16, 2021

April 16th, 2021

An ammonia release at sea kills one and injures three others in this week’s edition of the Ammonia Week in Review… Ammonia Leak on Tanker Kills One and Injures Three off Malaysia – Malaysian authorities responded to a call for medical assistance to an LPG tanker anchored offshore on April 6. […keep reading] P&IDs and SOPs (Part 2) – […]

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 […]

Ammonia Week in Review | April 2, 2021

April 2nd, 2021

An ammonia tank is pulled from a river in this week’s edition of the Ammonia Week in Review… Ammonia Tank Pulled from Missouri River – Several federal, state and local agencies pulled a 1,500-gallon tank full of a potentially deadly chemical from the Missouri River in central Missouri. […keep reading] Introduction to P&IDs (Part 1) – It has been […]

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 […]