Taproot Root Cause Tree Dictionary Pdf

For each Casual Factor, you look at the top level of the Root Cause Tree®. The system starts with 15 broad categories to help you rule out what didn't happen, such as: Equipment Difficulty Human Performance Difficulty Natural Disaster / Sabotage

A detailed reference that defines every node on the tree with specific "Yes/No" questions.

Determine the specific mistake, failure, or action that led to the incident.

Note: The official, full-text TapRooT® Root Cause Tree® Dictionary is proprietary copyrighted material owned by System Improvements, Inc. While summary guides and educational PDFs are widely available, organizations must typically purchase official training software or books to access the complete, copyrighted interactive dictionary. Best Practices for Using the Dictionary

Participants of the 2-Day or 5-Day courses receive the course materials, books, and authorized software access. taproot root cause tree dictionary pdf

Statistics show that human action contributes to the vast majority of industrial incidents. TapRooT® does not stop at "human error." Instead, it looks at the conditions that made the human fail. The dictionary breaks human performance down into several Basic Cause Categories:

When writing a formal corrective action plan, safety managers must justify their findings. Copying precise definitions or criteria directly from a searchable PDF text into an incident report ensures that regulatory bodies (like OSHA or HSE) see standardized, compliant language.

The Taproot Root Cause Tree Dictionary is a valuable resource for anyone looking to improve their problem-solving skills and implement the Taproot method in their organization. By providing a comprehensive guide to the Taproot method, the dictionary helps users to identify and address the root causes of problems, improving efficiency, reducing risk, and improving overall performance.

Many safety managers and operations leaders search online for a "TapRooT® root cause tree dictionary pdf." Having a digital version offers several distinct advantages for modern industrial teams: For each Casual Factor, you look at the

The most effective way to utilize the dictionary is to become a certified investigator. You can view course schedules and find training near your location via the TapRooT® Public Courses page.

Because the root causes are highly specific, the resulting corrective actions are concrete (e.g., changing the physical layout of the valves or using color-coded tags) rather than vague (e.g., telling the employee to "be more careful").

Tag every corrective action with the dictionary code (e.g., “HT-4 – Interruption during task sequence”). Over a year, you can data-mine your PDF-backed reports to see which codes appear most often – that is your real systemic weakness.

It ensures that "Failure to Follow Procedure" is defined the same way across different departments. Note: The official, full-text TapRooT® Root Cause Tree®

What do you operate in? (e.g., oil and gas, healthcare, manufacturing)

: While the Root Cause Tree® Diagram is a visual map of potential causal categories (e.g., Human Performance, Equipment Difficulty), the Dictionary provides the specific criteria needed to confirm if a category applies. Seven Basic Cause Categories

A visual timeline of the incident used to organize evidence and identify "Causal Factors" (mistakes or failures).

Highly subjective; depends heavily on the investigator's bias.

The TapRooT® Root Cause Tree Dictionary is an essential reference manual used during incident investigations. It provides precise, standardized definitions for every category, human performance factor, and root cause listed on the physical Root Cause Tree. Purpose of the Dictionary