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NEA Document
Probabilistic Safety Assessment (PSA) of Natural External Hazards Including Earthquakes
NEA/CSNI/R(2014)9

The Fukushima Dai-ichi accident triggered discussions about the significance of external hazards and their treatment in safety analyses. In addition, stress tests results have shown vulnerabilities a...

English WGRISK WGIAGE Nuclear safety research CSNI Proceedings Probabilistic risk assessment …
Published date: 2 July 2014
NEA Document
Bonded or Unbonded Technologies for Nuclear Reactor Prestressed Concrete Containments
NEA/CSNI/R(2015)5

OECD/NEA/CSNI Working Group on Integrity and Ageing of Components and Structures (WGIAGE) has the main mission to advance the current understanding of those aspects relevant to ensuring the integrity...

English WGIAGE Nuclear safety research CSNI
Published date: 28 January 2015
NEA Document
Non-destructive Evaluation of Thick-walled Concrete Structures
NEA/CSNI/R(2014)1

This NEA WGIAGE workshop was held in Prague, Czech Republic on17-19 September 2013, with the objective to present and discuss the state-of-the-art techniques for the integrity assessment of concrete ...

English WGIAGE Nuclear safety research CSNI Proceedings …
Published date: 30 January 2015
NEA Document
Interim Report on Metallic Component Margins Under High Seismic Loads
NEA/CSNI/R(2015)8

Survey of Existing Practices and Status of Benchmark Work

OECD/NEA/CSNI Working Group on Integrity and Ageing of Components and Structures (WGIAGE) has the main mission to advance the current underst...

English WGIAGE Nuclear safety research CSNI
Published date: 20 February 2015
NEA Document
Seismic Input Definition for Nuclear Facilities Current Practices
NEA/CSNI/R(2015)9

This report has been written in the framework of seismic subgroup of the OECD/NEA CSNI Working Group on Integrity and Ageing of Components and Structures (WGIAGE) to provide a brief review of current...

English WGIAGE Nuclear safety research CSNI
Published date: 26 February 2015
NEA Document
A Review of Current Calculation Methods Used to Predict Damage from High Energy Arcing Fault (HEAF) Events
NEA/CSNI/R(2015)10

Due to the potential safety significance of HEAF events the NEA initiated a project to provide an in-depth investigation on such events in NEA member states. The general objective of the study was to...

English WGIAGE Nuclear safety research CSNI
Published date: 9 June 2015
NEA Document
Workshop on Testing Probabilistic Seismic Hazard Analysis Results and the Benefits of Bayesian Techniques
NEA/CSNI/R(2015)15

This workshop, held in Pavia, Italy on 4-6 February 2015, was the fourth in a series of NEA meetings (Tokyo, Japan, August 1999, Jeju, Korea, November 2006, Lyon, France, April 2008), dedicated to pr...

English WGIAGE Nuclear safety research CSNI Proceedings …
Published date: 7 September 2015
NEA Document
Questionnaire on Long-Term Operation of Commercial Nuclear Power Plants
NEA/CSNI/R(2015)13

This report was written by members of the Working Group on Integrity and Ageing of Components and Structures (WGIAGE) of the NEA, and the members of the metal subgroup were responsible for developing...

English WGIAGE Nuclear safety research LTO CSNI …
Published date: 22 December 2015
NEA Document
Probabilistic Structural Integrity of a Pressurised Water Reactor (PWR) Pressured Vessel - Final Report
NEA/CSNI/R(2016)12
PROSIR - Probabilistic Structural Integrity of a Pressurised Water Reactor (PWR) Pressure Vessel, was a round robin exercise with the primary objective to issue some recommendations of best practice...
English WGIAGE Nuclear safety research CSNI
Published date: 14 June 2016
NEA Document
Results of the Questionnaire on Buried and Underground Tanks and Piping
NEA/CSNI/R(2016)11
This report summarises the responses provided by the member organisations of the Working Group on Integrity and Ageing of Components and Structures (WGIAGE) of the Committee on the Safety of Nuclear...
English WGIAGE Nuclear safety research CSNI
Published date: 11 October 2016