Recent Blog Posts

P&IDs and Training (Part 5)

May 25th, 2021

We advocate that P&IDs be included in the training program for operators of PSM processes. Due to the complexity of diagrams, it is important for operators to regularly interact with P&IDs to improve their ability to use them. Here are some suggestions on how to incorporate P&IDs into operator training: Operator Sketch – Give an […]

P&IDs and Emergencies (Part 4)

May 11th, 2021

Preparation is critical for emergency readiness. At a chemical facility, an accurate P&ID is an indispensable tool to aid hazmat responders in making decisions during a crisis. With this in mind, P&IDs must be readily available to responders at all times. Often, chemical leaks can be stopped by closing a downstream isolation valve. The P&ID […]

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 […]