Holistic approach to safety systems produces improvement methodology

To improve the safety of the operating environment, a holistic method for defining and evaluating the systems that aid an operator with the safe operation of a process unit is required. This approach starts with an audit of the site’s work practices and approach to safety as well as an analysis of the “as-built” condition of the site’s layers of protection.Stepping back and considering or defining a “safety system” as the many levels of protection used at a site allows the plant operator to better use each of these independent yet interrelated layers.The concept of “layers of protection” is widely recognized in the process industry but is no...

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