PSSR before compressor restart
Use pre-startup safety review logic before introducing hazardous material or energy after changes.
A compressor is ready to restart after turnaround work, but one proof test is unsigned and a procedure changed. PSSR: design, procedures, recommendations, MOC, training The common trap is treating PSSR as paperwork after mechanical completion instead of a real decision before hazardous energy and inventory return. Design match Confirm equipment, blinds, valves, temporary items, and safety systems match the approved configuration. Startup should not proceed on assumptions about field status. Procedure readiness Check startup, shutdown, emergency, and temporary operating procedures against the current configuration. If the procedure changed, the operators who use it need the current version and a…
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