NEA/CNRA/R(2011)7
The WGRNR organised an international workshop aimed to review and discuss recent and past construction experience lessons learnt including perspectives from regulatory authorities, vendors, and licen...
Published date:
24 February 2011
NEA/CNRA/R(2011)5
The purpose of this task group report is to show existing national trending tasks and to assess the possibilities in trending of internationally reported events. The report discusses the opportunitie...
Published date:
17 February 2011
NEA/CNRA/R(2011)6
At its May 2009 meeting, the WGOE identified transformer failures as an issue of generic importance. The US NRC had identified that transformer failures had an increasing trend. Transfortmers are non...
Published date:
17 February 2011
NEA/CNRA/R(2011)4
The CNRA has procuded a series of reports, known as regulatory guidance booklets or "'green booklets", which examine various regulatory challenges and adress the major elements and contemporary issue...
Published date:
20 January 2011
NEA/CNRA/R(2011)3
Report jointly prepared by the CNRA Working Group on Public Communication of Nuclear Regulatory Organisations and by the Working Group on Transparency Activities of the European Nuclear Safety Regula...
Published date:
20 December 2010
NEA/CNRA/R(2011)1
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 statut of the nucle...
Published date:
7 October 2010
NEA/CNRA/R(2011)2
The Joint CSNI/CNRA Strategic Plan states, the Committees' Operating Plans describe each Committee's organisation, priorities and operating procedures to be used in fulfilling their mandates. The Ope...
Published date:
7 October 2010
NEA/CNRA/R(2010)5
These proceedings cover the 10th International Workshop held by WGIP on regulatory inspection activities. The focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 August 2010
NEA/CNRA/R(2010)6
This appendix supports the proceedings of the 10th International Workshop held by WGIP on regulatory inspection activities [NEA/CNRA/R(2010)5]. The workshop was hosted by the ministry of Housing, Spa...
Published date:
4 August 2010
NEA/CNRA/R(2010)7
This report originated at the 35th meeting of the Working Group of Inspection Practices (WGIP) Members aimed to examine and evaluate the extent corrective action programmes (CAPs) are inspected and t...
Published date:
4 August 2010
NEA/CNRA/R(2010)3
Consistent with the CNRA/CSNI Joint Strategic Plan (2005-2009) and CNRA Operating Plan, the WGRNR began in May 2008 a task of examining and documenting the various practices used by regulatory author...
Published date:
17 May 2010
Published date:
24 March 2010
NEA/CNRA/R(2010)1
These proceedings cover the 9th International Workshop held by the WGIP on regulatory inspection. THe focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 February 2010
NEA/CNRA/R(2010)2
This appendix provides the complete compilation of responses received to the question issued in conjunction with the workshop held on 1-5 June 2008 in Porvoo (Finland), dealing with Training and Qual...
Published date:
4 February 2010
Published date:
31 December 2010
It is a dynamic time for the nuclear power sector. Existing reactor control rooms are undergoing various forms of modernisation. New reactors are being built in many countries and advanced reactors a...
Published date:
11 December 2009
Published date:
11 December 2009
Published date:
29 June 2009
NEA/CNRA/R(2009)3
In 2006, the CNRA Working Group on Operating Experience (WGOE) began the task of examining national and international operating events databases in order to identify any potential safety issues relat...
Published date:
19 May 2009
NEA/CNRA/R(2009)2
In order to capture the current situation, members of the WGOE IOEF Task Group provided short narratives outlining their national OEF practices. The IOEF Report notes that, in order to get a comprehe...
Published date:
11 May 2009
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:
2 April 2009
Errors during maintenance and periodic testing are significant contributors to plant events. These errors may not always be revealed by post-maintenance tests and may remain undetected for extended p...
Published date:
26 February 2009
Published date:
26 February 2009
NEA/CNRA/R(2009)1
Fire is a one of the hazards that is most commonly encountered in Nuclear Power Plants and could result in damages to safety related systems and to systems important to obtain and maintain safe shutd...
Published date:
10 February 2009
Nuclear power plant modifications may be needed for a number of different reasons. These include physical ageing of plant systems, structures and components; obsolescence in hardware and software; fe...
Published date:
3 February 2009
Published date:
3 February 2009
NEA/CNRA/R(2008)5
This revision of the CNRA Historical Record represents an up-to-date accounting of the work performed by the Committee since its conception in 1989. As noted during the 2004 review of the CNRA, “This...
Published date:
8 July 2008
NEA/CNRA/R(2008)6
CNRA held several workshops in 1996 and 2001 on the licensing of Digital I&C Systems and a Joint CSNI/CNRA Task Group presented a study on research and regulatory needs in this are in 2006. This work...
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8 July 2008
Published date:
17 June 2008
Published date:
13 June 2008
Published date:
28 May 2008
The fundamental objective of all nuclear safety regulatory bodies is to ensure that nuclear facilities are operated, as well as decommissioned, in an acceptably safe manner. However, in meeting this ...
Published date:
29 February 2008
Published date:
29 February 2008
NEA/CNRA/R(2008)1
With the development of the Joint CSNI/CNRA Strategic Plan and the drafting of a CNRA Operating Plan, the need to develop operating guidelines was recognised. These documents along with the Review Re...
Published date:
22 January 2008
NEA/CNRA/R(2008)2
The Joint CSNI/CNRA Strategic Plan states in its last paragraph that: "CNRA and CSNI each prepare an operating plan which describes in more detail their committeeís organisation, planned activities, ...
Published date:
22 January 2008
NEA/CNRA/R(2008)3
The main objective of the CNRA Working Group on Operating Experience (WGOE) is to share experience and knowledge, analyse and provide expert insights from operating experience to reach timely conclus...
Published date:
22 January 2008
One of the main missions of nuclear regulators is to protect the public, and this cannot be completely achieved without public confidence. The more a regulatory process is transparent, the more such ...
Published date:
16 November 2007
NEA/CNRA/R(2007)1
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:
26 April 2007
This technical opinion paper represents the consensus of risk analysts in NEA member countries on the current state of the art of level-2 probabilistic safety assessment (PSA) and its applications in...
Published date:
20 April 2007
Published date:
20 April 2007
NEA/CNRA/R(2007)2
This appendix provides the complete compilation of responses received to the questionnaire issued in conjunction with the workshop announcements. The responses are provided as received, with changes ...
Published date:
29 March 2007
Published date:
28 March 2007
Published date:
10 October 2006
NEA/CNRA/R(2006)4
This report is the third in a series of the WGOE (Working Group on Operating Experience) of reports on recurring events. The first two reports NEA/CSNI/R(1999)19 and NEA/CSNI/R(2003)13 discussed a va...
Published date:
5 September 2006
NEA/CNRA/R(2006)3
These guidelines have been produced in conjunction with the development of the CNRA Operating Plan. The purpose behind this is to establish a systematic and transparent approach to how the CNRA and i...
Published date:
27 June 2006
NEA/CNRA/R(2006)2
The Joint CSNI/CNRA Strategic Plan states in its last paragraph that:
"CNRA and CSNI each prepare an operating plan which describes in more detail their committeeís organisation, planned activities, ...
Published date:
26 June 2006
NEA/SEN/NRA/WGPC(2006)4
There is an increasing expectation by the public to be informed and understand the rationale behind decisions especially in areas where peopleís safety or health may be affected. This is particularly...
Published date:
22 June 2006
NEA/SEN/NRA/WGPC(2006)5
There is an increasing expectation from the general public for information on abnormal situations occurring at a nuclear or a radiation facility. Historically communication of this information was re...
Published date:
22 June 2006
The Incident Reporting System (IRS) is an essential element of the international operating experience feedback system for nuclear power plants. The IRS is jointly operated and managed by the Nuclear ...
Published date:
17 May 2006
An important factor for public confidence in the nuclear regulator is the general public trust of the government and its representatives, which is clearly not the same in all countries. Likewise, cul...
Published date:
16 May 2006
