At 11:05 a.m. on August 5, 2022, an employee, 59, was pressure testing a pressure vessel for leaks with compressed air when the air pressure became too high within the vessel. The lid of the vessel flew open and struck the employee in the arm, abdomen, chest, and head. The employee was taken to the […]
At 4:00 p.m. on April 14, 2023, an employee, 23, working for a structural sheet metal manufacturer, was performing hydrostatic testing on an air-conditioned heat exchanger. A plug failed under pressure, striking the employee. The employee was killed after being impaled in the chest by the plug.
In 1981, workers at LANL were about to fill hydrogen (H2) cylinders from a large, H2-filled tube trailer. They used a manifold containing residual oxygen (O2), which was also connected to a tube trailer of O2 with only one valve separating these incompatible gases. When the mix ignited, the workers attempted to purge O2 from
A 25,000-gallon tank used to store nitrogen or carbon dioxide at 250 psig needed maintenance that required the removal of a four-foot diameter, 500 lb manhole cover. The tank was evacuated to 0 psig using the manually operated relief valve. Once the workers no longer heard air flowing through the valve, they released the stick
A contractor boilermakerlost consciousness following the inhalation of nitrogen supplied through an air-line helmet respirator. Recommendations Source: https://www.rshq.qld.gov.au/safety-notices/mines/coal-mine-worker-loses-consciousness-following-the-inhalation-of-nitrogen-supplied-through-an-air-line-helmet-respirator
Respondent operated a facility that utilizes anhydrous ammonia to provide cooling capabilities to processing, shipping, cooler areas, silos, and chillers for its beef and meat products. On March 30, 2022, EPA performed an inspection of the Facility to evaluate compliance with the Comprehensive Environmental Response, Compensation and Liability Act (“CERCLA”) Section 103, EPCRA Sections 304-312,
Flammable liquids shall be drawn from or transferred into vessels, containers, or portable tanks within a building: Transferring by means of air pressure on the container or portable tanks shall be prohibited. So what is approved self-closing valve?
How dare OSHA even mention “torque” as part of a PSM QA program…
This was published 30+ years ago, but it makes so much sense I thought it was fitting to share far and wide again. Each employer must address what actions employees are to take when there is an unwanted release of highly hazardous chemicals. Emergency preparedness or the employer’s tertiary (third) lines of defense are those
It is being said that the fatal explosion that killed a 35-year-old battalion chief while operating at a tractor-trailer fire was a “smoke explosion.” The investigation continues, looking at other fuel sources, such as the foam insulation in the trailer. They have ruled out a BLEVE. A sample of rigid foam insulation from the trailer
