Taproot Root Cause Tree Dictionary Pdf !!top!! [CERTIFIED]

The dictionary operates as a rigorous checklist. For every node or category on the tree, the dictionary asks a specific set of yes-or-no questions. If the answers to the questions meet the criteria defined in the dictionary, the investigator is permitted to follow that branch of the tree. This eliminates guesswork and ensures that investigators with different backgrounds and levels of experience will arrive at the same root causes when looking at the same set of facts. Enhancing Human Performance Analysis

As Sarah interviewed the operator using these questions, the truth emerged. The operator wasn't lazy; the plant was currently undergoing a secondary maintenance project that had triggered twelve other non-critical alarms. The critical low-pressure light was physically blocked by a temporary scaffold. Step 4: The Effective Fix taproot root cause tree dictionary pdf