A New Enforcement Program: Ammonia and Ammonium Nitrate

“This program is an enforcement tool to emphasize the obligations under existing OSHA standards,”  – Kimberly Stille, OSHA Region VII Administrator When the West Fertilizer ammonium nitrate warehouse north of Waco, Texas caught fire and then blew up on April 17, 2013, killing 15 and injuring 160, much was made of the lack of inspections [...]

Things We Worry About: In-plant Truck Releases

“It’s no good crying over spilt milk, because all the forces of the universe are bent on spilling it.”  —William Somerset Maugham Imagine a tank truck shows up at your plant. It’s there to make a delivery or to pick up a load. Perhaps it had to wait overnight in your lot before your shipping [...]

By | 2018-09-13T13:56:16+00:00 September 13th, 2018|Chemicals, Process Safety, Risk Assessment|0 Comments

Arkema: A Ham Sandwich

“The district attorney could get a grand jury to indict a ham sandwich if he wanted to.” Judge Sol Wachtler Arkema is a ham sandwich. A year ago, in the aftermath of Hurricane Harvey and the flooding that followed, we got to watch trailers loaded with organic peroxide go up in flames and billowing clouds [...]

By | 2018-09-06T15:33:49+00:00 September 6th, 2018|Chemicals, Current Events, Process Safety|0 Comments

That’s Hazardous? Process Safety in Unexpected Places

“If you do not expect the unexpected you will not find it, for it is not to be reached by search or trail.” –Heraclitus I work for a process safety consulting company and we often participate in community events that bring members of the general public through our door.  The first question we always encounter [...]

By | 2018-08-23T14:47:09+00:00 August 23rd, 2018|Chemicals, Combustible Dust, Process Safety|0 Comments

Spark Detection

“A mighty flame follows a little spark.”  Dante Alighieri Sparks can cause fires. Good news if you want fire. Bad news if fires, or worse, explosions, are something you want to avoid. So, it should come as no surprise that the National Fire Protection Association takes a dim view of sparks. The Dust Hazard Analysis [...]

Who Gets In? Plant Access Control

“We did not choose to be the guardians of the gate, but there is no one else.” – Lyndon B. Johnson In LOPA, the role of people can be broken down into three categories: Victims, villains, and heroes.  Access control serves not only to reduce the number of victims but also restrict access for villains. [...]

External Plant Fires: What’s the Likelihood?

“A spark neglected makes a mighty fire.”  Robert Herrick During a process hazard analysis (PHA) and a layer of protection analysis (LOPA), the scenario of an external plant fire frequently arises. From our experience facilitating PHAs and LOPAs, we’ve found that a common cause for this is a pooling of flammable liquid or oil getting [...]

By | 2018-01-30T20:13:52+00:00 September 7th, 2017|Chemicals, Gas, PHA, Process Safety, Risk Assessment|1 Comment