“It must be remembered that there is nothing more difficult to plan, more doubtful of success, nor more dangerous to manage than a new system. For the initiator has the enmity of all who would profit by the preservation of the old institution and merely lukewarm defenders in those who gain by the new ones.” [...]
“If we accept there is no such thing as ‘zero risk’ then we should not spin the meaning of words with assertions such as ‘all accidents are preventable.’ – Dr. Rob Long In terms of process safety, one definition of risk is, “[The] combination of the frequency of occurrence of harm [the likelihood] and severity [...]
“Unless you go forward then you are going back.” - Greg Lake Check valves (CVs) are routinely installed as safeguards against reverse flow. Just as routinely, check valves are dismissed as safeguards during process hazard analysis. If check valves are of no value, then there is no point in installing them. On the other hand, [...]
“A spark neglected makes a mighty fire.” Robert Herrick During a process hazard analysis (PHA) and a layer of protection analysis (LOPA), the scenario of an external plant fire frequently arises. From our experience facilitating PHAs and LOPAs, we’ve found that a common cause for this is a pooling of flammable liquid or oil getting [...]
“Adversity does not build character, it reveals it” -James Lane Allen I have been very interested in what the press has had to say about process safety issues following Hurricane Harvey. I was also very gratified when the U.S. Chemical Safety Board (CSB) put out a warning that start-up was one the most dangerous operations [...]
“If everyone is moving forward together, then success takes care of itself.” Henry Ford Your company has had an incident or a near miss, the investigation is closed and the cause has been determined. Now what? In an ideal world, the goal is a return to normal operations with a lower likelihood that the incident [...]
“Everybody handles pressure differently.” Gerry Cooney High Integrity Pressure Protection Systems (HIPPS) are a type of Safety Instrumented System (SIS) used as an alternative to or in conjunction with pressure relief systems. HIPPS were added to the Standards as an alternative to pressure relief valves in August of 1996 after many safety professionals realized that [...]
“Red Shirt: In Star Trek, red-uniformed security officers and engineers who accompany the main characters on landing parties who often suffer quick deaths.[” Wikipedia I didn’t see the NBC television series, Star Trek, until it went into syndication, when it became a staple of television viewing for everyone I knew while I was in college. [...]
“We cannot solve our problems with the same level of thinking that created them.” Albert Einstein In Incident Investigations: A Guide for Employers, OSHA defines an incident as “a work-related event in which an injury or ill-health (regardless of severity) or fatality occurred, or could have occurred.” Incidents vary from large scale, such as the [...]
“Great design is a multi-layered relationship between human life and its environment.” Naoto Fukasawa Generally speaking, in order to grasp a concept that is multifaceted, I’ve found that it’s easier to start big and then work my way down into the nitty gritty details. In my last post, we were exposed to a general overview [...]
