Can a “fail open” valve fail closed?. Clearly the answer is YES or we would not have asked the question! On piping and instrumentation diagrams (P&IDs) or other process safety information (PSI), valves may be indicated as “fail open,” “fail closed,” or “fail in...
Washington, D.C. – May 14, 2020 -The CSB has released a new guidance document entitled, “CSB Best Practice Guidance for Corporate Boards of Directors and Executives in the Offshore Oil and Gas Industry for Major Accident Prevention.” The new seven-page document...
On November 9, 2010, in upstate New York, USA, a contractor was welding new support brackets on a tank for water-based polymer slurry. The area outside the tank had been monitored for flammables and approved for hot work, but the inside of the tank was not tested. An...