Taproot Root Cause Tree Dictionary Pdf May 2026

Gather photos, logs, and interviews. Enter them into the TapRooT® App or an Excel sheet.

Create a visual timeline of the incident. Identify the Causal Factor (the error or condition that directly led to the accident).

When the tree suggests a possible root cause (e.g., “Labeling/Presentation”), open the Dictionary PDF . Read the definition and examples for “Labeling Inadequate.” Does it fit your case? If not, move to “Feedback” or “Placement.” taproot root cause tree dictionary pdf

Without the Dictionary, the colorful Root Cause Tree® poster is just a diagram. With the Dictionary, it becomes a guided, verifiable, and defensible pathway to the truth.

For investigators, engineers, and safety managers searching for a , this article provides a comprehensive overview of what this document is, why it is essential, and how to leverage it for world-class investigations. What is the TapRooT® Root Cause Tree Dictionary? The TapRooT® Root Cause Tree® Dictionary is not just a glossary; it is a structured, evidence-based reference that defines every generic root cause within the TapRooT® system. Gather photos, logs, and interviews

Enter . For over three decades, the TapRooT® system has been the gold standard for moving beyond “human error” to uncover systemic failures. At the heart of this system lies a critical, standalone reference tool: The TapRooT® Root Cause Tree® Dictionary .

Once the Dictionary confirms the root cause (e.g., “Inadequate Maintenance Procedure”), you design a fix that targets that specific cause. General fixes like “Retrain everyone” are not allowed; the fix must be specific (e.g., “Rewrite Procedure #102 to include torque specs”). Identify the Causal Factor (the error or condition

Open your visual tree (poster or PDF copy). For a given Causal Factor (e.g., “Operator pushed wrong button”), walk down the tree branches.