The analysis of the long-term safety of radioactive waste disposal systems requires the use of mathematical models and scenarios that simulate repository behavior in response to future events. This r...
Published date:
2 January 1992
This report is aimed at safety assessors of deep geological repositories and at technical specialists concerned with radioactive waste disposal. It is intended to improve communication among interest...
Published date:
6 January 2000
GEOTRAP is the OECD/NEA Project on Radionuclide Migration in Geologic, Heterogeneous Media carried out in the context of site evaluation and safety assessment of deep repository systems for long-live...
Published date:
13 February 2001
In underground repositories for radioactive waste, significant quantities of gases may be generated as a result of several processes. The potential impact of gas generation, accumulation and migratio...
Published date:
20 April 2001
Analysis of the long-term safety of radioactive waste repositories, using performance assessment and other tools, is required prior to implementation.The initial stage in developing a repository safe...
Published date:
25 July 2001
NEA/RWM/IGSC(2002)1
This document contains the proceedings of a topical session on the Safety Case held at the third Integration Group for the Safety Case (IGSC) meeting in Paris, France on 25 November 2001. The topics ...
Published date:
10 January 2002
GEOTRAP is the OECD/NEA Project on Radionuclide Migration in Geologic, Heterogeneous Media carried out in the context of site evaluation and safety assessment of deep repository systems for long-live...
Published date:
14 February 2002
NEA/RWM/IGSC(2002)2
This document contains the proceedings of a topical session on The Role of the Biosphere in a Safety Case held during the third Integration Group for the Safety Case (IGSC) meeting in Paris, France o...
Published date:
26 February 2002
NEA/RWM/WPDD(2002)2
At its second meeting in Paris, France on 5-7 December 2001, the Working Parting on Decommissioning and Dismantling (WPDD) held a topical sessions on the D&D Safety Case. This report documents that t...
Published date:
8 March 2002
NEA/RWM/IGSC(2002)6
This document is a compilation of the abstracts of the presentations presented at the Integration Group for the Safety Case's (IGSC) Workshop on the Handling of Time Scales in Assessing Post-Closure ...
Published date:
31 May 2002
A workshop entitled the “Handling of timescales in assessing post-closure safety” of deep geological repositories for radioactive waste was organised in Paris on 16-18 April 2002 and hosted by the Fr...
Published date:
22 November 2002
NEA/RWM/IGSC(2003)3
This document contains the final programme of the Approaches and Methods for Integrating Geologic Information in the Safety Case (AMIGO) Workshop on Building Confidence using Multiple Lines of Eviden...
Published date:
22 May 2003
NEA/RWM/IGSC(2003)4
The Integration Group for the Safety Case (IGSC) of the Nuclear Energy Agency (NEA) conducted this workshop under the joint auspices of the EC and the NEA, at Keble College, Oxford on 25-27 September...
Published date:
27 May 2003
NEA/RWM/IGSC(2003)12
This document is the final programme of the NEA's Integration Group for the Safety Case (IGSC) workshop on Management of Uncertainty in Safety Cases: The Role of Risk, held in Stockholm, Sweden on 2-...
Published date:
25 June 2003
A joint NEA-EC workshop entitled “Engineered Barrier Systems (EBS) in the Context of the Entire Safety Case” was organised in Oxford on 25-27 September 2002 and hosted by United Kingdom Nirex Limited...
Published date:
3 July 2003
A workshop entitled “The Handling of Timescales in Assessing Post-closure Safety” of deep geological repositories for radioactive waste was organised by the NEA in April 2002. This report presents th...
Published date:
10 February 2004
NEA/RWM/IGSC(2004)3
During its fifth meeting, held in Paris, France on 5 October 2003, the NEA's Integration Group for the Safety Case (IGSC) conducted a topical session on Observations Regarding the Safety Case in Rece...
Published date:
13 February 2004
L’AEN a organisé en avril 2002 un atelier sur la “Gestion des échelles de temps dans le cadre de l’évaluation de sûreté en phase post-fermeture” de stockages de déchets radioactifs en formation géolo...
Published date:
1 March 2004
Im schweizerischen Projekt Entsorgungsnachweis untersucht die Nagra die Sicherheit der geologischen Tiefenlagerung von radioaktiven Abfällen im Opalinuston des Zürcher Weinlands. Der vorliegende Beri...
Published date:
22 April 2004
Studies are under way in Switzerland to investigate various aspects of the geological disposal of radioactive waste. This report presents the results of the international peer review organised by the...
Published date:
23 April 2004
When preparing the safety case for a deep geological repository of radioactive waste, the integration of wide-ranging information from multidisciplinary sources is a complex task. This has provided t...
Published date:
1 June 2004
Disposal of long-lived radioactive waste in engineered facilities deep underground is being widely investigated worldwide in order to protect humans and the environment both now and in the future. Th...
Published date:
19 July 2004
Le dépôt des déchets radioactifs à vie longue dans des formations géologiques profondes fait l’objet d’études approfondies dans le monde entier dans le but de protéger l’homme et l’environnement, auj...
Published date:
19 July 2004
The Integration Group for the Safety Case (IGSC) of the Nuclear Energy Agency (NEA) is co-sponsoring a project with the European Commission to develop a greater understanding of how to achieve the ne...
Published date:
16 November 2004
NEA/RWM/CLAYCLUB(2004)5
This document is the summary record of the 14th Plenary Meeting of the NEA's Integration Group for the Safety Case's (IGSC) Clay Club, held at the ONDRAF/NIRAS offices in Brussels, Belgium on 20-21 O...
Published date:
1 December 2004
NEA/RWM/IGSC(2005)3
The topical session reported on herein sought to confirm the need to start thinking about the place of monitoring in the context of a safety case and to hear from within the Integration Group for the...
Published date:
28 January 2005
NEA/RWM/WPDD(2005)3
This status report was prepared on behalf of the WPDD by its Task Group on the Decommissioning Safety Case. It reflects the viewpoints and materials of a topical session held in December 2001 plus th...
Published date:
11 February 2005
The OECD Nuclear Energy Agency (NEA) organised a workshop on the “Management of Uncertainty in Safety Cases and the Role of Risk” in Stockholm, Sweden, on 2-4 February 2004. The workshop’s main objec...
Published date:
25 February 2005
NEA/RWM/IGSC(2005)4/PROV
This document contains the provisional programme and registation details for the EBS Workshop on the Integration of Engineered Barrier Systems in the Safety Case: The Role of Modelling. The workshop ...
Published date:
15 April 2005
NEA/RWM/IGSC(2005)4
This document contains the final programme and registration details of the EBS Workshop on Integration of Engineered Barrier Systems in the Safety Case: The Role of Modelling. The workshop is to be h...
Published date:
5 July 2005
NEA/RWM/PEER(2005)2
International peer reviews of disposal safety cases are regularly carried out under the aegis of the RWMC. A checklist of questions is being provided in order to help the review teams prepare a final...
Published date:
11 August 2005
NEA/RWM/IGSC(2004)16
This document contains the final programme of the second AMIGO Workshop on Linkage of Geoscientific Arguments and Evidence in Supporting the Safety Case, to be held in Toronto, Canada on 20-22 Septem...
Published date:
5 September 2005
NEA/RWM/IGSC(2005)15
This document presents a list of Integration Group for the Safety Case (IGSC) documents that have been published since its launching in 2000. It consists of two parts, the first of which lists the pu...
Published date:
20 October 2005
The key issue in the decommissioning of nuclear facilities is the progressive removal of hazards, by stepwise decontamination and dismantling activities that have to be carried out safely and within ...
Published date:
30 December 2005
Le problème clé dans le démantèlement des installations nucléaires est l’élimination progressive des risques, au moyen d’une série d’actions de décontamination et de déconstruction qui doivent être r...
Published date:
30 December 2005
Summary record extracted from NEA/RWM/IGSC(2006)5 concerning recent progress and new methods of handling FEPs in the safety case.
Published date:
26 October 2006
NEA/RWM/IGSC(2006)3
The report is aimed at interested parties that already have some detailed background knowledge of safety assessment methodologies and safety cases, including safety assessment practitioners and regul...
Published date:
4 January 2007
In the deep disposal of radioactive waste, the presence of several barriers serving complementary safety functions enhances confidence that the waste will be isolated and contained to protect human h...
Published date:
16 February 2007
NEA/RWM/IGSC(2007)4/PROV
This document outlines the preliminary programme and pre-registration steps to participate in the third AMIGO Workshop on Approaches and Challenges for the Use of Geological Information in the Safety...
Published date:
10 April 2007
The presence of several barriers serving complementary safety functions enhances confidence that radioactive waste placed in deep geological repositories will be adequately isolated and contained to ...
Published date:
12 April 2007
The OECD Nuclear Energy Agency (NEA) hosted an international symposium on “Safety Cases for the Deep Disposal of Radioactive Waste: Where Do We Stand?” in January 2007. The NEA has spearheaded import...
Published date:
12 April 2007
The long-term safety of deep disposal of radioactive waste will be strongly dependent on the performance of the geological setting. The geology fulfils important safety functions including isolating ...
Published date:
22 June 2007
Summary record extracted from NEA/RWM/IGSC(2008)1 concerning the proposed programme of work for the IGSC.
Published date:
25 October 2007
NEA/RWM/IGSC(2008)2
This report of the NEA Working Group on Approaches and Methods for Integrating Geological Information in the Safety Case (AMIGO) summarizes the responses from 17 AMIGO participants, including both im...
Published date:
23 July 2008
Summary record extracted from NEA/RWM/IGSC(2009)2/REV concerning balancing operational and long-term safety considerations.
Published date:
29 October 2008
A key challenge in the development of safety cases for the deep geological disposal of radioactive waste is handling the long time frame over which the radioactive waste remains hazardous. The intrin...
Published date:
13 March 2009
A “safety case” is the synthesis of evidence, analyses and arguments that quantify and substantiate a claim that a geological repository for radioactive waste will be safe after closure and beyond th...
Published date:
5 May 2009
This brochure describes the IGSC’s mission, membership and operation, current issues and work programme, and publications.
Published date:
1 September 2009
Summary record extracted from NEA/RWM/IGSC(2009)7 concerning the topical session devoted to organisational issues.
Published date:
22 October 2009
Radioactive waste is associated with all phases of the nuclear fuel cycle as well as the use of radioactive materials in medicine, research and industry. For the most hazardous and long-lived waste, ...
Published date:
24 September 2010