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Technique · Issued by IEC 61025

FTA

Fault Tree Analysis (IEC 61025)

ReliabilitySafetyEngineering
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Deductive top-down logic technique for analysing how component failures combine to cause a top-level failure.

Uses AND/OR gates and minimal cut-sets. Heavily used in nuclear, aerospace and safety-critical software.

At a glance

Complexity
Medium
Certification
No
Time to implement
Weeks
Issued by
IEC 61025

Fits

Industries
aviationoil gasmanufacturing
Risk types
safetyoperational
Frequently asked

Questions risk leaders ask

A deductive, top-down logic technique that models how component failures combine through Boolean gates (AND, OR) to cause a system-level undesired event, standardized by IEC 61025.
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