Bryan Haywood

Another cooling tower and another PRCS

Another international brand of cooling towers/evaporative condensers is marketing their product as if it is NOT a Confined Space or a Permit-Required Confined Space. For those who follow my safety rampages, know how this enrages me! As shown by the pictures below, this Cooling Tower is without question a Permit-Required Confined Space (PRCS); however, as

E-Stops: Process Safety vs Machine Safety

I see this all the time… E-stops on Hazardous Materials process located at the point of the expected/intended failure point, such as a loading/unloading station. Many safety pros have experience with E-stops as a safety device for machinery/equipment, in which the E-stop is located at the point of potential entrapment inside the machine/equipment. Even ANSI

What does AI say about the old saying, “three threads showing” for nuts and bolts on our process?

I have this debate regularly with facilities where I find “short-threading” on their flanges/manways, etc. This phrase is from an old pipe-fitters manual, and it’s what I was taught in 1993 when I entered the chemical process industry and PSM/RMP covered processes. Today, “full engagement” is defined at the bolt/nut being FLUSH. So I asked

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