Permit Required Confined Spaces

Single entrant and three (3) would-be rescuer (2 were firefighters) results in two fatalities and two VERY SERIOUS injuries to firefighters

This happened in the USA in the Year 2010 and involved two (2) plumbers and two Volunteer (2) firefighters.  We had the SINGLE entrant getting overcome by a bad atmosphere and his/her partner decides to enter to help and becomes a victim.  To make matters worse, this incident involved a Volunteer FF (32-year veteran) who

OSHA issues PRCS Construction citations after 1 entrant and 1 would-be-rescuer died from H2S

At 11:30 a.m. on July 9, 2020, Employees #1 and #2 and their foreman, employed by a waste management company, were installing a closed-circuit television (CCTV) into an 8-inch sewer line to enable inspections in the manhole. They did NOT test the atmosphere before attempting to enter the manhole, which met the definition of permit-required

A Double Block and Bleed (DB&B) ARRANGEMENT is different than an API 6D Double Block and Bleed (DB&B) VALVE

I was having your run-of-the-day safety conversation with one of my favorite former OSHA safety engineers and he was quick to point out that one of my articles was not technically “compliant” with OSHA’s 1910.146 requirements when it came to the means we can use to isolate a Permit-Required Confined Space (PRCS).  The means he

Alternate Procedures for certain PRCSs in OSHA’s own words (1926.1203(e))

Unlike a PRCS that contains ONLY physical hazards, a space containing an atmospheric hazard cannot be reclassified as a non-permit space. However, if the atmospheric hazard in the PRCS can be controlled by FORCED AIR VENTILATION, we may enter under the CONTROLLED ATMOSPHERE instead of with full permit space procedures. The alternate procedures may be

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