include a high degree of structure, reduction of investigator bias, a common language across teams, and direct linkage to effective corrective actions. It is especially powerful for high-risk industries such as nuclear power, oil and gas, manufacturing, and healthcare.
The companion book defining every term on the tree through investigative questions. Corrective Action Helper®
A typical investigation using the TapRooT® System follows these steps:
Below is an in-depth breakdown of how the TapRooT® dictionary and Root Cause Tree operate, how investigators utilize these tools, and where to source legitimate materials. What is the TapRooT® Root Cause Tree®? taproot root cause tree dictionary pdf
The dictionary entry for “Interruption during task sequence” includes a “clean cause” test:
Effectiveness and availability of employee training programs.
Root Cause Tree® Dictionary - Improving Root Cause Analysis include a high degree of structure, reduction of
In a formal TapRooT® investigation report, the dictionary is used during the analysis phase (Step 4 of the typical 7-step process). The final report typically includes: SnapCharT® Diagram:
Master Root Cause Analysis: The TapRooT® Root Cause Tree® Dictionary (PDF Guide)
It forces investigators to look at objective data rather than relying on preconceived notions. Corrective Action Helper® A typical investigation using the
While some documents labeled "TapRoot – Root Cause Tree Diccionario" can be found on document‑sharing platforms, these are often uploaded without proper authorization. The TapRooT® Root Cause Tree Dictionary is a proprietary, copyrighted resource developed through extensive research and field testing. Obtaining the dictionary through official channels ensures access to the most current, accurate version and supports ongoing development of the system. It is important to note that handing someone a Root Cause Tree® without proper training has been characterized as "root cause malpractice" because untrained users tend to treat it as a simple pick list rather than following the full investigative process.
The questions in the Root Cause Tree Dictionary® are specifically designed to find the context that drove the behavior that led to a mistake. As investigators create a TapRooT® SnapCharT® using the evidence they collect, the context around each mistake emerges, enabling more accurate root cause identification.