Permit Required Confined Spaces

Inflatable plugs fail leading to Double Fatality PRCS accident

The men were helping to build a new sewage pumping facility. They were in a concrete foundation, a trench-like part of the structure about 40 feet deep. Sources said giant intakes five feet in diameter are inside the structure. Inflatable plugs secured with chains are used to keep the water out. Some sort of catastrophic…...

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Nitrogen kills another in a PRCS (barge entered without Permit)

At 5:15 p.m. on October 27, 2013, three (3) employees and a supervisor were working on the deck of three (3) barges to ready them for delivery. The supervisor and one of the employees entered the #1 cargo tank of barges #1 and #2 to check the deep well blind on the deep well inspection…...

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Another dropped object inside a PRCS results in an improper entry and death of entrant

At approximately 4:00 a.m. on March 29, 2020, an employee, 30, was installing a full face blind on a flange on a reactor. Then, the probe stem fell inside of the reactor, and the employee tried to fish it out. Using a Jacobs ladder, the employee entered the unprepared reactor that was not cleared for…...

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Your friendly PRCS Entry safety tip of the week…

There is NO exception in either 1910.146 or 1926.1201-.1213 for NOT having a rescue plan for “permitted entries” into a PRCS. There is an exception for the “Non-Entry rescue method,” BUT there is NOT one for having a rescue service readily available when the space being entered is a PRCS and the entry method is…...

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PRCS incident kills 3, 1-entrant and 2 would-be resuers (HAZ ATM)

On October 9, 2023, at about 11:30 a.m., three (3) technicians tasked with performing maintenance work in an underground fuel reservoir died after they entered the underground tank.  All three died from suffocation.  This tragic incident is like the many before!  A single entrant entered the space and became incapacitated, leading his/her co-workers to go…...

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The time has come to end the LEL games with our direct-reading instruments

Someone pinch me!  It is 2023, and I’m still teaching HAZMAT, Hot Work, and PRCS courses, where most students use direct-reading instruments daily.  And yet, none of them have ever been trained on the LIMITATIONS of the brand/model of direct-reading instruments they use.  There are dozens of reasons why this is what it is, but…...

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What does it mean to comply with 1910.146 vs. having a “management system” for PRCSs

I have written over 180 articles on the topic of Permit-Required Confined Spaces. We can agree there is a lot to write and talk about on this topic. In our travels, we do a lot of work with clients around their PRCS management; most of the time, this work is more “technical.” In this article,…...

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Sometimes seeing the space through the lens of a safety pro is believing… the space was a PRCS

Scenario: The client invites the manufacturer of a piece of equipment that we evaluated and determined the space to be a PRCS.  The client used the popular argument of “no one else treats these as a PRCS.”  And the manufacturer rep explains how this latest model is made specifically for entry. So, therefore, in their…...

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Oxygen Deficient/Nitrogen Enriched reactor asphyxiates entrant during catalyst change

At 6:45 a.m. on February 18, 2023, an employee, 31, was removing trays from a hydrogen reactor. The employee was on SUPPLIED BREATHING AIR. The employee attempted to exit the confined space at the end of the shift when he reported to the attendant that he could not breathe. The attendant told the employee to turn…...

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Water Valve Pit fatality due to lack of proper energy isolation (Drowning)

At 11:45 a.m. on February 23, 2023, an employee, 20, working for a city water department, was repairing a leaking 12-inch PVC waterline main valve. The valve was located in a utility vault approximately 5 feet deep. The employee turned off the water to the WEST of the valve by opening multiple fire hydrants. He…...

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PRCS incident kills 5; 2 entrants and 3 would be rescuers (HAZ ATM)

Five (5) workers died after inhaling suspected poisonous gas emanating from a tank at a food factory in Madhya Pradesh’s Morena district. The incident happened in the Sakshi Food Products factory. Gas began emanating from a tank at the factory that makes food products around 11 am, and two (2) workers entered it to investigate…....

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PRCS Fatality in Gypsum Baghouse (Engulfment)

At 3:35 p.m. on December 27, 2022, an employee was knocking gypsum dust off the interior walls of the end saw baghouse hopper. The baghouse was a large steel structure, 40 feet in height, with inward converging walls that led to two screw-augers that moved gypsum dust to the center of the hopper. The dust…...

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