Step 8 SIS Decommissioning

Safety lifecycle phase or activity Objectives Requirements Clause or Subclause of ISA-84.01-2004 Inputs Outputs 

The plant has experience with decommissioning hazardous processes and understands the need to do a hazard and risk analysis and an engineering analysis followed by decommissioning planning. Once this is complete, proper authorization(s) and scheduling follow prior to the beginning of decommissioning. 

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