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Monday, May 4, 2020 | History

3 edition of Assessment of Human Intrusion into Underground Repositories for Radioactive Waste found in the catalog.

Assessment of Human Intrusion into Underground Repositories for Radioactive Waste

D. J. Nancarrow

Assessment of Human Intrusion into Underground Repositories for Radioactive Waste

Appendices (Nuclear Science and Technology)

by D. J. Nancarrow

  • 198 Want to read
  • 18 Currently reading

Published by European Communities .
Written in English

    Subjects:
  • Radioactive Waste Disposal,
  • Science/Mathematics

  • The Physical Object
    FormatPaperback
    ID Numbers
    Open LibraryOL12907899M
    ISBN 109282614026
    ISBN 109789282614020

    "A Preliminary Postclosure Safety Assessment of OPG’s Proposed L&ILW Deep Geologic Repository, Canada." Proceedings of the ASME 12th International Conference on Environmental Remediation and Radioactive Waste Management. ASME 12th International Conference on Environmental Remediation and Radioactive Waste Management, Volume 1 Cited by: 1. Postclosure Assessment Modelling of a Deep Geologic Repository for Low and Intermediate Level Radioactive Waste in Ontario, Canada - Russell C Walke*, Richard H Little*, Helen Leung** * Quintessa Limited, The Hub, 14 Station Road, Henley-on-Thames, Oxfordshire RG9 1AY, UK ([email protected]).

    Any assessment of releases or risks from human intrusion into a repository is inherently arbitrary because the nature and rate of future intrusion over a 10,year time frame cannot be known. One advantage of basing the future human intrusion rate on the historical rate, as EPA does, is that the effect of known resources on past exploration. Abstract. As a methodology demonstration for the Office of Nuclear Waste Isolation (ONWI), the Assessment of Effectiveness of Geologic Isolation Systems (AEGIS) Program conducted an initial reference site analysis of the long-term effectiveness of a salt dome repository.

    Radionuclide releases due to drilling into the potential Yucca Mountain nuclear-waste repository have been evaluated as part of a recent total-system performance assessment. The probability that a drilling event intersects a waste package is a function of the sizes of the drill bit and the waste package, and the density of placement of the containers in the repository. The magnitude of the Author: R.W. Barnard. Mar 18,  · 1. Science. Mar 18;() Performance assessment of radioactive waste repositories. Campbell JE(1), Cranwell RM. Author information: (1)Physical Sciences Group, INTERA Technologies, Inc., Austin, TX The current plans for permanent disposal of radioactive waste call for its emplacement in deep underground repositories mined from geologically stable Cited by:


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Assessment of Human Intrusion into Underground Repositories for Radioactive Waste by D. J. Nancarrow Download PDF EPUB FB2

Solid radioactive waste first entered a deep geologic repository in Liquid radioactive waste has been injected into confined underground reservoirs since Solid wastes containing chemically toxic constituents with infinite half lives have been isolated underground since Cited by: Expert judgement on inadvertent human intrusion into the Waste Isolation Pilot Plant Technical Report.

Four expert-judgment teams have developed analyses delineating possible future societies in the next 10, years in the vicinity of the Waste Isolation Pilot Plant (WIPP). inadvertent human intrusion is therefore to be assumed only after years. With regard to the radiological consequences of inadvertent intrusion, such human intrusion scenarios are to be considered that may lead to a potential radiation exposure of the general public.

3 Handling of human intrusion into a repository for radioactive waste. "Consideration of human intrusion into a repository for radioactive waste in deep geological formations" / BEU 08 /. The regulatory framework conditions regarding human impacts on a repository system are anchored in the Safety Requirements of the / BMUBMU 10/ and form the working basis for the studies that have been carried out.

• Human intrusion. The hazards associated with the potential for rapid release of flammable and possibly radioactive gases if there is human intrusion into the vaults of a repository need to be evaluated in repository safety assessments.

• Effects of gas transport on water movement. Assessments to date have often. SITING A REPOSITORY FOR UNDERGROUND DISPOSAL OF HIGH-LEVEL RADIOACTIVE WASTE 1. INTRODUCTION At the present time in Canada, high-level radioactive waste is accumulating in the form of irradiated, used fuel from research reactors and nuclear power generating stations.

UPDATE OF THE SAFETY ASSESSMENT OF THE UNDERGROUND RICHARD REPOSITORY, LITOMĚŘICE B. Haverkamp, E. Biurrun DBE TECHNOLOGY GmbH Germany M. Kučerka Radioactive Waste Repository Authority Czech Republic ABSTRACT Richard Repository is a near surface underground repository for low and intermediate level radioactive waste of institutional origin.

•Future human actions, emphasizing inadvertent human intrusion. •Post-Closure for a properly closed repository, assuming loss of passive and active institutional controls (consider optimization of design for potential partial closure) •Consider factors that influence timing of loss of institutional controls.

Radioactive Waste Safety Standards (RAD W ASS) programme, (5) the exchange of information on national safety criteria and policies for radioactive waste disposal. The first report of the subgroup deals with the problem of establishing appropriate indicators of safety for underground radioactive waste repositories in the presence of.

It is supported by two Safety Guides, one on siting (SS G, Siting of Near Surface Disposal Facilities), published inand the other on safety assessment (WS-G, Safety Assessment for Near Surface Disposal of Radioactive Waste), which was issued in July It deals with the question of how the possibility of human intrusion into a repository for radioactive waste can be considered in the safety case.

To provide durable protection against ionising radiation, the option favoured worldwide is to isolate high-active and long-lived radioactive waste in deep geological formations.

Abstract This report is a review of studies on human intrusion into a high-level nuclear waste repository and of possible countermeasures. Human intrusion activities include conventional exploration, development and production of minerals and hydrocarbons, non-conventional mining, archeological excavations, and many others.

The Safety Case and Safety Assessment for the Disposal of Radioactive Waste Review on Assessment Methodology for Human Intrusion Into a Repository for Radioactive Waste NATIONAL CO. The safety principles and technical criteria have been developed with particular regard to the post-closure period of high level waste repositories located deep under-ground.

This publication sets out the basic design objectives for underground high level radioactive waste repositories such that humans and the human environment. Cross fertilizations between organizations on interaction of sitting/design with safety assessment of potential human intrusion into the waste disposal system/facility.

Identify key measures and features to minimize and deter potential human intrusion. Provides recommendations to support IAEA position paper on the treatment of HI in safety cases. A deep background on the DGR. OPG engaged multiple streams to verify the site’s suitability for the deep geologic repository.

The main project study areas included: geological science (geoscientific site characterization), safety (repository safety analysis), environmental protection (assessment.

CARD No. 53 Consideration of Underground Sources of Drinking Water requirements of the radioactive waste disposal regulations, Section The containment whereas releases resulting from human-initiated events such as drilling into the repository must be.

Jan 13,  · Human intrusion could release M. & Ewing, R. Policy: Reassess New Mexico's nuclear-waste repository. Systematic model for estimation of future inadvertent human intrusion into Cited by: 7. Radioactive waste is in part waste like any other which is non-radioactive. However, radioactive waste may be accompanied by significant levels of ionising radiation, hence it requires not only immobilisation to prevent radionuclides spreading around the biosphere, but also shielding and, in some cases, remote handling.

A deep geological repository is a radioactive waste repository excavated deep within a stable geologic environment. It entails a combination of waste form, waste package, engineered seals and geology that is suited to provide a high level of long-term isolation and containment without future maintenance.

The Waste Isolation Pilot Plant, under construction in the United States, only accepts transuranic waste. Considerations Related to Human Intrusion in the Context of Disposal of Radioactive Waste – Results of the IAEA HIDRA Project Roger Seitz Senior Advisory Scientist P&RA Community of Practice – August 18, assessment of the measure regarding optimisation conflicts (e.g.

the meausre might.The reports Decommissioning of Nuclear Facilities () and The Cost of High-Level Waste Disposal in Geological Repositories () are two examples.

This new study on the costs of low-level radioactive waste repositories complements these previous studies, and completes the assessment of the costs of radioactive waste management.The board's follow-up report, Rethinking High-Level Radioactive Waste Disposal (NRC, ), provided a broad assessment of the technical and policy challenges for developing a repository for the disposition of HLW.

The board noted in the report (p.