Published date:
7 December 2022
20 -
22 July 2022
Sheraton Bucharest Hotel, Bucharest, Romania
Published date:
18 July 2022
On 17-18 May, experts in radioactive waste management, local stakeholders and non-technical actors convened in Bern, Switzerland, for the IGSC and FSC workshop on the safety case.
Published date:
23 May 2022
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:
17 March 2022
NEA/RWM/R(2019)5
This document is the fifth of the five interrelated reports of the Radioactive Waste Repository Metadata Management (RepMet) Initiative. The series of reports discusses the key aspects of data and re...
Published date:
1 March 2022
The Working Group on the Characterisation, the Understanding and the Performance of Argillaceous Rocks and Repository Host Formations (Clay Club) marked its 30th anniversary at its meeting on 17 Nove...
Published date:
14 December 2021
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:
16 November 2021
Umgang mit Ungewissheiten bei der Standortsuche und der Umsetzung geologischer Tiefenlager
Dialog schaffen zwischen Wissenschaft und Gesellschaft Zweiter gemeinsamer Workshop,
9. Oktober 2019
2nd IG...
Published date:
7 September 2021
The NEA hosted an online expert roundtable discussion on 24 June 2021 on safety case projects of three different types of disposal facilities in member countries.
Published date:
1 July 2021
Managing uncertainty in siting and implementation – Creating a dialogue between science and society
Second Joint IGSC - FSC Workshop, 9 October 2019
Published date:
31 May 2021
The Joint IGSC/SITEX Seminar on Regulatory Review of Safety Cases for Geological Disposal of Radioactive Waste, held in Paris, France on 21-22 February 2017, provided a forum for international organi...
Published date:
5 May 2021
Summary record of the topical session on “Considerations for Updating a Safety Case” held during the 21st meeting of the IGSC held in Paris, France on 8-10 October 2019.
Published date:
15 March 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
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
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
Integration Group for the Safety Case (IGSC) flyer.
Published date:
24 September 2020
This is the summary of the key issues discussed in the topical session of the 14th IGSC meeting.
Published date:
21 September 2020
This NEA Policy Brief provides a concise outline of the current outlook for final disposal of radioactive waste in NEA member countries. It describes the challenges, context, stakeholders and potenti...
Published date:
30 July 2020
The Integration Group for the Safety Case (IGSC) has been organising a series of symposia every five years focusing on the development of a competent and robust safety case since 2007, in co‑operatio...
Published date:
15 July 2020
NEA/RWM/R(2018)2
This paper focuses on the information and requirements management for the disposal of the radioactive waste and spent nuclear fuel (SNF). Thus, the product of the requirements is the deep geological ...
Published date:
7 July 2020
The design and implementation activities of the Integration Group for the Safety Case (IGSC) focus on how to achieve safety in practice.
Published date:
3 July 2020
The Scientific Basis activities of the Integration Group for the Safety Case (IGSC) examine important scientific and technical issues for the development and integration of safety cases.
Published date:
30 June 2020
NEA Expert Group on Operational Safety (EGOS) meeting, 7 October 2019.
Published date:
18 November 2019
Published date:
18 November 2019
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
Presentation made at the IGSC Safety Symposium 2018, held on 10-11 October 2018.
Published date:
15 October 2018
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
Communication has a specific role to play in the development of deep geological repositories. Building trust with the stakeholders involved in this process, particularly within the local community, i...
Published date:
20 February 2017
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
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
NEA/RWM/R(2015)3
This report provides an overview of the state of the art in scenario development related to the long-term safety of geological repositories for radioactive waste.
Published date:
15 December 2015
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
NEA/RWM/M(2014)1
The 47th session of the Radioactive Waste Management Committee (RWMC) took place in Paris on 26-27 March 2014. This document provides a summary record as well as a summary of the main items and decis...
Published date:
20 May 2014
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(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(2014)1
Describes the achievements and plans of the working parties under the Forum on Stakeholder Confidence (FSC) as presented at the 47th session of the RWMC held on 26-27 March 2014.
Published date:
13 February 2014
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
NEA/RWM/R(2013)8
This Technical Note makes proposals for revisions to the NEA International FEP List in light of the review of the project-specific FEP lists recently developed (i.e. since 2006) by organisations asse...
Published date:
13 January 2014
NEA/RWM/R(2013)7
This Technical Note reviews the relevant project-specific FEP lists recently developed (i.e. since 2006) by organisations assessing the post-closure safety of the deep disposal of radioactive waste. ...
Published date:
19 December 2013
NEA/RWM/R(2013)6
The key objective of this joint RF/IGSC workshop was to identify, and exchange experience on, the current and future challenges faced by implementers and regulators when preparing for their applicati...
Published date:
31 October 2013
NEA/RWM/R(2013)1
This document defines and discusses the purpose and general contents of post-closure safety cases for geological repositories for long-lived radioactive waste. Its aim is to provide a useful point of...
Published date:
13 February 2013
NEA/RWM(2013)2/PROV
This document describes the mandates of the RWMC Regulators' Forum (RF) and the RWMC Working Parties FSC, IGSC and WPDD. Prepared for the 46th session of the RWMC held at the OECD Conference Center i...
Published date:
8 February 2013
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(2013)1
This document outlines the achievements and future plans of the working parties of the RWMC, specifically the IGSC, FSC and WPDD. Prepared for the 46th session of the RWMC held at the OECD Conference...
Published date:
31 January 2013
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
NEA/RWM/R(2012)7
The main purpose of this status report is to increase awareness and understanding of the potential applications of indicators in the safety case, and provide support for further development in the ar...
Published date:
3 July 2012
A central safety function of radioactive waste disposal repositories is the prevention or sufficient retardation of radionuclide migration to the biosphere. Performance assessment exercises in variou...
Published date:
4 May 2012
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
Integration Group for the Safety Case (IGSC) flyer on engineered barriers and geological disposal.
Published date:
1 March 2012
NEA/RWM(2012)1
This document describes the achievements and plans of the working parties of the Radioactive Waste Management Committee (RWMC). It was prepared for the 45th session of the RWMC in 2012.
Published date:
16 February 2012
Integration Group for the Safety Case (IGSC) brochure au sujet des barrières ouvragées et stockage en formation géologique.
Published date:
1 January 2012
Summary record extracted from NEA/RWM/IGSC(2011)2 concerning the topical session on gas migration.
Published date:
19 October 2011
NEA/RWM(2011)12
This strategic plan for RWMC was adopted at the RWMC meeting of March 2011. It expands and details the planning given in the Strategic Plan of the Nuclear Energy Agency for 2011-2016 that was approve...
Published date:
28 July 2011
NEA/RWM(2011)4/PROV
The Regulators' Forum of the RWMC and the IGSC have both identified the need to explore the challenges and good practice in view of preparing for the construction license of a deep geological reposit...
Published date:
1 March 2011
Summary record extracted from NEA/RWM/IGSC(2010)8 concerning the topical session on optimisation.
Published date:
20 October 2010
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
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
NEA/RWM(2010)1
This document describes the achievements and programme of work of the working parties of the Radioactive Waste Management Committee. It was prepared for presentation at the RWMC-43 meeting held at th...
Published date:
9 March 2010
Summary record extracted from NEA/RWM/IGSC(2009)7 concerning the topical session devoted to organisational issues.
Published date:
22 October 2009
This brochure describes the IGSC’s mission, membership and operation, current issues and work programme, and publications.
Published date:
1 September 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
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
Summary record extracted from NEA/RWM/IGSC(2009)2/REV concerning balancing operational and long-term safety considerations.
Published date:
29 October 2008
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
Summary record extracted from NEA/RWM/IGSC(2008)1 concerning the proposed programme of work for the IGSC.
Published date:
25 October 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 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
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(2007)1
This document describes the main highlights since the March 2006 meeting of the Radioactive Waste Management Committee (RWMC-39) of each of its three working parties (IGSC, FSC and WPDD), providing a...
Published date:
12 February 2007
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
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
NEA/RWM/CLAYCLUB(2005)2
The Clay Club is a working group on Characterisation, Understanding and Performance of Argillaceous Rocks as Repository Host Formations. This document outlines the agenda of its 15th meeting.
Published date:
28 July 2005
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
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
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
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
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
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
NEA/RWM(2003)13
This document is a summary record of the 36th Session of the Radioactive Waste Management Committee (RWMC), held in Paris, France on 12-13 March 2003.
Published date:
21 March 2003
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
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
