Fundamentally, employers and employees must be alert to the fact that working with a “closed system” does not always ensure safety. Operations involving the opening of valves or pumps on otherwise closed systems or working on such equipment that is not isolated or locked/tagged out are particular sources of danger. When a normally closed system […]
I first wrote about this API 510 requirement in July 2019, and now OSHA appears to have caught up with this requirement; this year, they issued their first citation related to this requirement. Of course, the citation was associated with a process covered by PSM. Here is the API 510 requirement for newly installed pressure
Respondent is the owner and operator of a facility that stores, manufactures, and distributes agricultural products, including anhydrous ammonia. The threshold quantity for anhydrous ammonia, as listed in 40 C.F.R. § 68.130, is 10,000 pounds. On or about August 22-23, 2023, a representative of the EPA conducted an inspection of the Respondent’s Facility to determine
As barriers or safety systems can fail, it is essential to design them well and understand their reliability, which is expressed in an SIL rating. The Safety Integrity Level relates to the Probability of Failure on Demand (PFD). We use complete orders of 10 to describe the reduction factor:
