The NEA Integration Group for the Safety Case (IGSC) has served as the most important and effective international platform for developing and integrating the science and engineering necessary to unde...
Published date:
21 December 2020
The Integration Group for the Safety Case (IGSC) provides advice to the Radioactive Waste Management Committee (RWMC) on major and emerging issues to facilitate the development of waste management st...
Published date:
18 January 2021
IGSC activities in the field of Assessment Strategy and Tool evaluate effective assessment tools and strategies in developing and integrating a safety case.
Published date:
16 February 2021
The Expert Group on Operational Safety (EGOS) aims to identify, evaluate and help define international best practice in operating geological repositories for radioactive waste safely.
Published date:
4 February 2021
On the occasion of this anniversary, the NEA has published a commemorative brochure that reflects on 20 years of IGSC work and traces the evolution of the concept of the safety case overall.
Published date:
29 January 2021
Most experts worldwide agree that radioactive waste disposal in engineered facilities, or repositories, located in appropriate formations deep underground, provide a suitable waste management option ...
Published date:
3 August 2005
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
The Clay Club promotes the exchange of information, shared approaches and methods to develop and document an understanding of clay media as a host rock for a repository.
Published date:
17 December 2020
À toutes les phases du cycle du combustible nucléaire, mais aussi lorsque l’on utilise des substances radioactives dans l’industrie, la recherche et en médecine, on produit des déchets radioactifs. L...
Published date:
24 September 2010
This database in 2000 included the first public version of the IFEP List (i.e. IFEP List 1.0) and 8 PFEP Lists. More information is available on the webpage of NEA FEP Database.
Published date:
1 January 2000
This database in 2006 included the IFEP List 1.0 and 11 PFEP Lists. More information is available on the webpage of NEA FEP Database.
Published date:
1 January 2000
Repositories for the disposal of radioactive waste generally rely on a multi-barrier system to isolate the waste from the biosphere. This multi-barrier system typically comprises the natural geologic...
Published date:
3 July 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
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
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
All national radioactive waste management authorities recognise today that a robust safety case is essential in developing disposal facilities for radioactive waste. To improve the robustness of the ...
Published date:
17 August 2017
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
Le stockage des déchets radioactifs à haute activité dans des formations géologiques stables caractérisées par des écoulements d’eaux souterraines faibles est l’étape ultime de leur gestion. Les labo...
Published date:
1 February 2013
Final disposal in engineered repositories built deep underground in stable geological formations with low groundwater flow is the ultimate end-point for managing long-lived highly radioactive waste. ...
Published date:
1 February 2013
NEA/RWM/FSC(2008)3
As part of its programme of work, the OECD/NEA Forum on Stakeholder Confidence continues to investigate the theme of “Link Between RD&D and Stakeholder Confidence”. A topical session was held on 4 Ju...
Published date:
23 October 2008
Safety assessment is an interdisciplinary approach that focuses on the scientific understanding and performance assessment of safety functions as well as the hazards associated with a geological disp...
Published date:
18 September 2012
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
Un « dossier de sûreté » est la synthèse des preuves, analyses et arguments qui permettent de quantifier et de justifier que le dépôt de déchets radioactifs en formation géologique restera sûr après ...
Published date:
5 May 2009
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 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
Integration Group for the Safety Case (IGSC) flyer.
Published date:
24 September 2020
Presentation made at the IGSC Safety Symposium 2018, held on 10-11 October 2018.
Published date:
15 October 2018
The topical session dealt with experiences from assessments of criticality safety and the application of safeguards in the different member countries of the IGSC.
Published date:
1 January 2017
This brochure describes the IGSC’s mission, membership and operation, current issues and work programme, and publications.
Published date:
1 September 2009
The modelling of the key process of radionuclide sorption is of great importance in assessing the performance or safety of deep and near-surface repositories for radioactive waste. The first phase of...
Published date:
4 May 2005
A joint NEA-EC workshop entitled “Engineered Barrier Systems: Design Requirements and Constraints” was organised in Turku, Finland on 26-29 August 2003 and hosted by Posiva Oy. The main objectives of...
Published date:
11 November 2020
NEA/RWM/R(2013)9
This document describes the proceedings of an IGSC International Symposium held at the OECD Conference Centre, Paris France on 7-9 October 2013. The purpose of this symposium was to assess the practi...
Published date:
19 February 2014
NEA/RWM/R(2019)1
Version 3.0 of the International Features, Events and Processes (IFEP) List for the Deep Geological Disposal of Radioactive Waste. This is a comprehensive and structured list of generic FEPs, relevan...
Published date:
18 February 2019
This is the summary of the key issues discussed in the topical session of the 14th IGSC meeting.
Published date:
21 September 2020
Summary record extracted from NEA/RWM/IGSC(2016)10/PROV concerning the topical session on the demonstration of repository technology.
Published date:
12 October 2016
Summary record extracted from NEA/RWM/IGSC(2015)9/FINAL concerning the topical session on the role of geo-scientific arguments in the siting process.
Published date:
7 October 2015
Summary record extracted from NEA/RWM/IGSC(2014)5/PROV concerning the topical session on handling extreme geological events in safety cases during the post-closure phase.
Published date:
8 October 2014
Summary record extracted from NEA/RWM/IGSC(2011)2 concerning the topical session on gas migration.
Published date:
19 October 2011
Summary record extracted from NEA/RWM/IGSC(2008)1 concerning the proposed programme of work for the IGSC.
Published date:
25 October 2007
Summary record extracted from NEA/RWM/IGSC(2009)7 concerning the topical session devoted to organisational issues.
Published date:
22 October 2009
Summary record extracted from NEA/RWM/IGSC(2010)8 concerning the topical session on optimisation.
Published date:
20 October 2010
Summary record extracted from NEA/RWM/IGSC(2009)2/REV concerning balancing operational and long-term safety considerations.
Published date:
29 October 2008
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
Integration Group for the Safety Case (IGSC) brochure on the long-term safety case for geological disposal of radioactive waste.
Published date:
1 February 2014
Integration Group for the Safety Case (IGSC) brochure au sujet des barrières ouvragées et stockage en formation géologique.
Published date:
1 January 2012
Integration Group for the Safety Case (IGSC) flyer on engineered barriers and geological disposal.
Published date:
1 March 2012
Geological settings selected as potential host formations for the deep geological disposal of radioactive waste are chosen for, among other assets, their long-term stability and buffering capacity ag...
Published date:
20 March 2009
NEA/RWM/R(2013)10
This document describes the proceedings of an IGSC international workshop was convened in Braunschweig, Germany on 5-7 September 2013, with the purpose of identifying and compiling information on kno...
Published date:
3 March 2014
NEA/RWM/R(2012)3/REV
This report presents the proceedings of a workshop on the roles, evolution and interactions of cementitious materials in geological disposal facilities for radioactive waste. The workshop was organis...
Published date:
2 March 2012
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