• English
  • العربية
  • 中文
  • Français
  • Русский
  • Español

You are here

Precursor Analyses - The Use of Deterministic and PSA Based Methods in the Event Investigation Process at Nuclear Power Plants

English IAEA-TECDOC-1417 92-0-111604-7
56 15.00 2004

Download PDF (841 KB)


This publication outlines the methodology that is used for evaluation of the safety significance of unusual events in nuclear power plants. It describes a synergistic process that makes more effective use of operating experience event information by combining the insights and knowledge gained from two approaches, traditional deterministic root cause event investigation and PSA based event analysis. The precursor analysis described in this publication enables better determination of the safety significance of event so that adequate corrective measures can be better planned and utilized.

More Information on reusing IAEA copyright material.

How to order

Ordering Locally

Please use the following links for an up-to-date list of IAEA distributors:

Distributors of IAEA Publications

Orders and requests for information may also be addressed to:

Marketing and Sales Unit
International Atomic Energy Agency
Vienna International Centre
PO Box 100, A-1400 Vienna,

Tel.: +43 1 2600 22529, +43 1 2600 22530
Fax: +43 1 2600 29302
Email: sales.publications@iaea.org

Download order form


  1. Employment
  2. Women
  3. Press

Stay in touch