Bryan Haywood

Performing a Human Reliability Assessment (HRA)

This information is intended to assist in assessing the human contribution to risk, commonly known as Human Reliability Assessment (HRA).  There are two (2) distinct types of HRA: qualitative assessments that aim to identify potential human failures and optimise the factors that may influence human performance, and quantitative assessments which, in addition, aim to estimate

The hazards of UNSAFE pressure testing

A topic we have discussed many times here and if you have ever attended one of my process safety courses or presentations you have most certainly heard my dissertation on the criticality of pressure testing and leak testing and the fact that these safety-critical functions come with some serious risks, especially if the pressure testing

OSHA issues PRCS citations after double railcar fatalities (Toxic fumes & $419K)

An OSHA safety investigation has found another rail car products and services provider did not follow federal safety standards for working in permit-required confined spaces after two workers died from inhaling toxic fumes. OSHA determined that an employee became unresponsive after entering a natural gasoline rail car with the intent of cleaning the space on

When I switch from F-1 occupancy to H-3 occupancy, what is required?

Changing a building or space from an F-1 (Moderate-hazard factory) to an H-3 (High-hazard, physical hazard) occupancy is a significant move to a higher relative hazard category. Under the Ohio Building Code (OBC) and the International Building Code (IBC), this transition triggers a comprehensive regulatory review, and the existing space must be brought up to

Is an Oil Seperator on a NH3 Compressor a PRCS?

To continue with the articles I have written about Permit-Required Confined Spaces found in mechanical refrigeration processes, today I want to discuss the Compressor Oil Separator.  SAFTENG Members can read my earlier post on Evaporative Condenser(s) and Sprial Freezers.  Over the last several years I have shared several pics of workers halfway inside these separators

EPA RMP citations @ wastewater treatment plant (Cl2 & SO2 & $80K)

The Respondent operates a wastewater treatment plant where Chlorine, propane, and sulfur dioxide (anhydrous) are present above their thresholds. The Respondent operates a wastewater chlorination process at the stationary source. 40 C.F.R. § 68.130 specifies a 2,500-pound threshold for chlorine, a 10,000-pound threshold for propane, and a 5,000-pound threshold for sulfur dioxide (anhydrous). The Respondent’s

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