(Not root causes yet)

Evaluates the design of displays, controls, tools, and the physical work environment.

TapRooT is a structured root-cause analysis (RCA) method that uses a Root Cause Tree and associated tools to identify underlying causes of incidents and design corrective actions.

Analyzes whether critical information was sent, received, and understood.

The Tree is a picture. The is the instruction manual.

Specific areas where systems can fail, including procedures, training, quality control, and human engineering.

While you cannot legally download the entire proprietary dictionary for free, System Improvements, Inc. does provide several free, high-value alternative resources for safety professionals:

The dictionary entry includes a list of proven fixes: Revise the Management of Change (MOC) form to include peak ambient temperature checks.

Focuses on why a person or a team made an error. This is where the majority of systemic issues are uncovered.

Free online training sessions that walk viewers through the basics of the tree and dictionary structure.

Your evidence: "The purchasing spec sheet requested a 'general purpose motor' but did not specify 'continuous duty' or 'Class F insulation.'"

A book of yes/no questions that ensures you have evidence for every potential cause you identify. Corrective Action Helper®