The first official document concerning technical risk assessment in railway transport was "Safety Directive" #49 released in 2004 by European Commission. It was particularized in commission regulation number 352 from 2009 on the adoption of a common safety method on risk evaluation and assessment. The actual requirement of technical risk assessment results from building and implementing IRIS, and from 2012 it will result from certification of maintenance facilities (Directive 110/2008/EC). In this article legal basics concerning technical risk assessment, and analysis of railway accidents were discussed.
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