ComparisonFault Tree Analysis (FTA) vs Event Tree Analysis (ETA)

The guideline procedures of Hazard Analysis (HAZAN) include Fault Tree Analysis (FTA) and Event Tree Analysis (ETA). Here we will focus on these two strategies and other numerous techniques that HSE experts frequently discuss.


Fault Tree Analysis(FTA)

Event Tree Analysis(ETA)

Purpose

Recognizing how fundamental occasions lead to a mishap occasion. 

Recognizing the occasion successions from starting occasion to mishap situations.

Applicability

In plan and activity periods of the plant to reveal the disappointment modes. 

In plan/working plants to survey sufficiency of existing wellbeing highlights 

Data required

Information on plant/framework work, plant framework disappointment modes and impacts on plant framework. 

Information on starting occasions and Safety framework/crisis strategy. 

Results

Posting of set of Engineering or administrator disappointments that can bring about explicit mishaps. 

Gives the occasion succession that bring about a mishap following the event of a starting occasion.