CSN EN IEC 31010 ed. 2 This International Standard provides guidance on the selection and application of techniques for assessing risk in a wide range of situations. The techniques are used to assist in making decisions where there is uncertainty, to provide information about particular risks and as part of a process for managing risk. The document provides summaries of a range of techniques, with references to other documents where the techniques are described in more detail Original English text of CSN EN Standard. The price of the Standard included all amendments and correcturs.