Walk the temporary bypass through MOC
Apply management of change logic to a temporary bypass before it becomes uncontrolled normal work.
Temporary bypass A sticking valve creates pressure to work around the designed flow path. The shortcut can change the assumptions behind procedures, alarms, and isolation. MOC gates Define -> Control -> Close MOC gives urgency a safe route by forcing the changed state into the open. If the design basis changed, the authorization basis must change too. Shortcut Install now and remember to tell people later. The workaround stays visible until the system is restored. Define Gate 1 The bypass route is sketched on a whiteboard. What must be defined before installation? Control Gate 2 The bypass is approved for…
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