CatalogMethod sketches

Method sketches.

All method sketches in one place: jump alphabetically, filter by category, and open the matching method directly.

Alphabet

ABCDEFGHIJKLMNOPQR STUVWXYZ0-9

C

1 method sketches

Visual wird geladen

OperationsMapping toolHigh

Causal Factor Analysis

Reconstructs a chain of events, marks factors, and derives verifiable causes and corrective actions.

Open method

Sources

U.S. Department of Energy: Root Cause Analysis Guidance Document (DOE-NE-STD-1004-92), Section 5.2.1 Events and Causal Factor Analysisenergy.gov

F

3 method sketches

Visual wird geladen

OperationsMapping toolMedium

Family Tree Analysis

A recurring incident pattern links related cases across time so systemic causes become visible beyond one event.

Open method

Sources

U.S. Department of Energy: Accident Prevention and Investigation Programenergy.gov

Visual wird geladen

OperationsMapping toolHigh

Fault Tree Analysis

Models a top event with AND and OR branches to make critical paths and causes visible.

Open method

Sources

Fault Tree Analysisextapps.ksc.nasa.gov

Visual wird geladen

OperationsMapping toolLow

Fishbone Diagram

Sorts possible causes into categories and creates a shared picture for investigation and next tests.

Open method

Sources

ASQ · What is a Fishbone Diagram?asq.org ASQ · Root Cause Analysis Toolsasq.org

P

1 method sketches

Visual wird geladen

OperationsMapping toolMedium

Process Mapping

Visualizes workflows with roles and handoffs so problems, media breaks, and improvement opportunities become visible.

Open method

Sources

Flowchart and process mapping | ASQasq.org

R

1 method sketches

Visual wird geladen

OperationsMapping toolMedium

Root Cause Tree Analysis

Clarifies workflows, data, causes, and improvements by framing the problem precisely, branching possible causes, and defining countermeasures.

Open method

Sources

US Department of Energy: Root Cause Analysis Guidanceenergy.gov

S

1 method sketches

Visual wird geladen

OperationsMapping toolLow

Scatter Diagram

Paired data points reveal whether two variables move together and where a suspected relationship needs deeper proof.

Open method

Sources

NIST Engineering Statistics Handbook: Scatter Plotsitl.nist.gov