Published date:
24 November 2014
NEA/CNRA/R(2014)8
These proceedings cover the 12th International Workshop held by WGIP on regulatory inspection activities. This workshop, which is the twelfth in a series, along with many other activities performed b...
Published date:
8 August 2014
NEA/CNRA/R(2014)8/ADD1
The 12th International Workshop was held by WGIP on regulatory inspection activities. This workshop, which is the twelfth in a series, along with many other activities performed by the Working Group,...
Published date:
4 August 2014
NEA/CNRA/R(2014)7
The reports of the survey on the design review of new reactor applications are to serve as guides for regulatory organisations to understand how technical design reviews are performed by member count...
Published date:
8 July 2014
Both national and international organisations agree that the fundamental objective of all nuclear safety regulatory bodies -- the regulator's prime purpose -- is to ensure that nuclear licensees oper...
Published date:
4 July 2014
Published date:
27 June 2014
NEA/CNRA/R(2014)5
In December 2011, the WGRNR developed a supplemental report augmenting Report on the Survey on Regulation of Site Selection and Preparation NEA/CNRA/R(2010)3 to address additional siting issues, such...
Published date:
24 June 2014
NEA/CNRA/R(2014)4
An international Workshop on Challenges and Enhancements to Defence in Depth (DiD) in Light of the Fukushima Daiichi Accident was jointly organised by the NEA Committee on Nuclear Regulatory Activiti...
Published date:
22 May 2014
Published date:
17 March 2014
NEA/CNRA/R(2014)3
Following a special topical discussion held on the characteristics of an effective regulator at the 27th CNRA meeting on 4-5 June 2012 and subsequent discussions at the 28th CNRA meeting on 3-4 Decem...
Published date:
19 February 2014
NEA/CNRA/R(2014)2
The Fukushima Daiichi NPP accident demonstrated the importance of increasing the robustness of NPPs to extreme external conditions and beyond design basis accidents. In this respect, the CNRA establi...
Published date:
29 January 2014
NEA/CNRA/R(2014)1
The Fukushima Daiichi NPP accident serves as a case study for various disciplines within nuclear sciences. Researchers worldwide in health physics, radio-ecology, severe accident analysis, and human ...
Published date:
6 January 2014
NEA/CNRA/R(2013)1
This report issued by Working Group for Inspection Practices (WGIP) aims to examine and evaluate how maintenance programs are inspected and the benefits of the inspections. This information would the...
Published date:
10 December 2013
NEA/CNRA/R(2013)3
The WGRNR organised an international workshop aimed to provide a forum to exchange information on lessons learned from siting, licensing and constructing new nuclear power plants around the world. Ke...
Published date:
7 October 2013
This report outlines the response of the OECD Nuclear Energy Agency (NEA) and its member countries to the March 2011 accident at TEPCO's Fukushima Daiichi nuclear power plant. All NEA members took ea...
Published date:
10 September 2013
Published date:
30 May 2013
As all safety systems in the majority of existing nuclear power plants use the preferred power supply, any voltage surges in these systems could lead to common-cause failures. In the event of an unus...
Published date:
17 May 2013
Published date:
6 May 2013
NEA/CSNI/R(2011)1/REV1
This Joint Strategic Plan for the Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Installations (CSNI) takes into account the evolving status of the nucle...
Published date:
25 February 2013
Managing the ageing of fuel cycle facilities (FCFs) means, as for other nuclear installations, ensuring the availability of required safety functions throughout their service life while taking into a...
Published date:
31 December 2013
Published date:
31 December 2013
The application of lessons learnt from the International Reporting System for Operating Experience (IRS) is an essential element for enhancing the safe operation of nuclear power plants (NPPs) throug...
Published date:
31 December 2013
Published date:
31 December 2013
NEA/CNRA/R(2012)7
The NEA Committee on Nuclear Regulatory Activities (CNRA) authorised the formation of a task group in June 2011 to identify measures to enhance the integrity of the supply chain by minimising the inc...
Published date:
9 November 2012
Nuclear power reactors have become a major source of electricity supply in many countries and, based on the experience of safe and reliable operation, many operators have sought and received authoris...
Published date:
21 September 2012
Published date:
21 September 2012
Published date:
14 September 2012
NEA/CNRA/R(2012)6/ADD1
The OECD Nuclear Energy Agency (NEA) Committee on Nuclear Regulatory Activities (CNRA) Working Group on Inspection Practices (WGIP) sponsored the 11th International Workshop on Nuclear Regulatory Ins...
Published date:
24 July 2012
NEA/CNRA/R(2012)6
The NEA Committee on Nuclear Regulatory Activities (CNRA) believes that an essential factor in ensuring the safety of nuclear installations is the continuing exchange and analysis of technical inform...
Published date:
2 July 2012
The NEA has undertaken a number of activities following the March 2011 accident at the Fukushima Daiichi nuclear power plant in Japan. This brochure contains three extracts from NEA News published in...
Published date:
27 June 2012
The way in which nuclear licensees’ organisations are structured and resourced clearly has a potential impact on nuclear safety. As experience has continually demonstrated, operating organisations wi...
Published date:
15 May 2012
Published date:
15 May 2012
NEA/CNRA/R(2012)3/ADD1
This appendix provides the complete compilation of responses received to the questionnaire issued in conjunction with the International Operating Experience Feedback Workshop. The workshop was coordi...
Published date:
15 May 2012
NEA/CNRA/R(2012)5
Following discussions at the CNRA meeting held on 7-8 June 2010, the Senior Task Group on Long-term Operation was established to prepare a document on regulatory challenges for long-term operation of...
Published date:
15 May 2012
9 -
10 May 2012
Casa de América, Madrid, Spain
Organised in collaboration with the Consejo de Seguridad Nuclear
Published date:
9 May 2012
Published date:
4 May 2012
NEA/CNRA/R(2012)1
Based on the regulatory actions underway or being considered in different member countries concerning their ability to maintain their corporate knowledge with respect to the ageing work force, the Co...
Published date:
10 February 2012
NEA/CNRA/R(2012)3
The purpose of WGOE is to facilitate the exchange of information, experience, and lessons learnt related to operating experience between CNRA Member countries. The WGOE continues its mission to ident...
Published date:
10 February 2012
NEA/CNRA/R(2012)2
This report is focused on the analysis of construction events currently reported to the WGRNR. In order to carry out this analysis, a construction event database (ConEx) has been developed within the...
Published date:
10 February 2012
NEA/CNRA/R(2011)13
During the September 2009 meeting, the WGRNR presented with a draft survey comprising a broad range of questions related to the licensing process, design review and regulatory structure. At that time...
Published date:
22 December 2011
Published date:
19 December 2011
NEA/CNRA/R(2011)12
The Organisation for Economic Co-operation and Development (OECD) Nuclear Energy Agency (NEA) sponsored a Forum on Insights and Approaches as a result of the Fukushima Accident. The forum was held at...
Published date:
6 October 2011
Acceptance criteria for emergency core cooling systems (ECCS) define the maximum temperature and degree of oxidation in order to avoid excessive embrittlement and hence failure of the fuel cladding, ...
Published date:
21 September 2011
Published date:
21 September 2011
Published date:
14 June 2011
A common theme throughout the series of NEA regulatory guidance reports, or “green booklets”, is the premise that the fundamental objective of all nuclear safety regulatory bodies is to ensure that n...
Published date:
30 May 2011
NEA/CNRA/R(2011)10
Over the previous decade, the CNRA has produced a series of regulatory guidance reports known as the "green booklets". These reports are prepared and peer reviewed by senior regulators. They provide ...
Published date:
13 May 2011
Contracted services are an integral part of the design, construction and operation of a nuclear facility. Changes in the nuclear industry sector, including varied availability of nuclear expertise, t...
Published date:
31 March 2011
NEA/CNRA/R(2011)9
The report provides the proceedings from the WGOE meeting discussion on the item of generic interest from September 2010. Additionally, this report aims to analyse the WGOE member country responses t...
Published date:
31 March 2011
NEA/CNRA/R(2011)8
On 25 July 2006, Forsmark Unit 1 experienced a short circuit in the offsite 400kV switchyard causing the inoperability of two emergency diesel generators.
This event identified weaknesses in the ele...
Published date:
16 March 2011
