Date: October 26, 2023 Subject: Root Cause Analysis (RCA) Methodologies Focus: TapRooT® System, Root Cause Tree®, and the Dictionary Function
Navigate the Tree: Once a causal factor is identified, you use the Root Cause Tree® to categorize the problem (e.g., human engineering, procedures, or management systems). 1.2.5, 1.2.10
What is Taproot?
These are the actionable outputs. The Dictionary provides the final definition that the investigator writes into their report.
: Developed by human performance experts, the dictionary prompts investigators to ask questions they might not otherwise consider, such as those regarding fatigue, job design, or environmental stressors. Evidence-Based Decisions taproot root cause tree dictionary pdf
| Feature | PDF Dictionary | Printed Book | | :--- | :--- | :--- | | Searchability | Excellent (Ctrl+F) | Poor (manual flipping) | | Field Use | Good (on phone/tablet) | Better (no battery, durable) | | Sharing | Tricky (DRM restricted) | Easy (pass around a copy) | | Cost | Moderate | Moderate-to-High |
SnapCharT®: First, investigators create a visual timeline of events and conditions. The Dictionary provides the final definition that the
Natural Disasters/Sabotage: Accounting for external, uncontrollable factors.
The TapRooT® Root Cause Tree® Dictionary is the definitive reference manual for the TapRooT® investigation system, providing the standardized definitions and expert questions necessary to accurately identify why an incident occurred. While the "Root Cause Tree" provides a visual map of potential failure categories, the Dictionary acts as the intellectual engine that guides investigators through that map to ensure objective, consistent results across different teams and industries. The Role of the Dictionary in Root Cause Analysis Natural Disasters/Sabotage: Accounting for external