- #STERLING TRIPOD BETA MANUAL#
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the HSE management system, and quality management system. Movie: Barge incident - a Tripod Beta case study (.zip 7.6mb)Įach company has its own organisational culture, within which reside a number of processes or systems, e.g. Movie: Human behaviour theory and Tripod Beta (.zip 2.14mb)
Chess board now used in figure E.2 to illustrate conscious behaviour. 'Reckless' violations added as a category to the human failure taxonomy in figure E.1, and 'Reckless' and 'Unintentional' violations added to figure 15 for consistency. Clarified on page 30 and page 91 that trios without a barrier do not need to be collapsed if it is clearer to include them in the diagram. #STERLING TRIPOD BETA FULL#
Likewise, it is now made explicit on page 63 that the full causation path is permitted for missing barriers. Section 3.3.1 table 10: clarified that inadequate barriers should be explained using a full causation path, whereas missing barriers can be explained with either a full causation path or underlying cause only.Figure 3 has been simplified to only show failed barriers.Figure 2 preconditions box now reads 'Error/violation promoting conditions/perceptions/beliefs'.
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Inclusion of an additional annex drawing attention to the free STF resource Caused by… Leads to…įor users of version 5.0, a number of minor clarifications were made to v5.01:. Reference made to Chartered Institute of Ergonomics and Human Factors whitepaper Human factors in barrier management, which provides an interesting, and potentially useful, definition of a ‘barrier’. ‘Action’ or ‘omission’ are the preferred terms. This term suggests a judgement of the individual’s actions, and gives the mistaken impression that Tripod Beta is about blaming individuals, whereas in fact this is antithetical to Tripod. Removal of the term ‘sub-standard acts’ throughout. Cross-references made to EI Learning from incidents, accidents and events throughout. A list of the most significant changes are as follows: Purchase the full Tripod Beta user guide here.įor users of version 5.0 and 5.01, a small number of changes have been made to the most recent version of Tripod Beta(version 5.1), predominantly to cross-reference the 2016 EI guidance Learning from incidents, accidents and events, as well as other resources. It is recommended reading for anyone looking to apply a consistent and robust incident and accident investigation and analysis methodology, particularly incident investigators, as well as those who have undergone training in Tripod Beta.ĭownload the Tripod Beta FREE sample pages of the full manual. 
This publication describes the Tripod Beta incident investigation and analysis methodology, giving step-by-step instruction and detailed guidance for both new and experienced users in the application of Tripod Beta.
#STERLING TRIPOD BETA MANUAL#
Tripod Beta: Guidance on using Tripod Beta in the investigation and analysis of incidents, accidents and business losses is the current manual on using the Tripod Beta methodology. Tripod Beta Tripod Beta: Guidance on using Tripod Beta in the investigation and analysis of incidents, accidents and business losses
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