Radioactive wastes
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PADAMOT (Palaeohydrogeological Data Analysis and Model Testing) is a database being built and populated as part of the PADAMOT project which is part of the 5th Framework R&D Programme of the European Union. The research being carried out is contributing to our understanding of the long-term safety of placing radioactive wastes in underground repositories. It is funded by the European Commission, Nirex (UK), SKB (Sweden), ENRESA (Spain) RAWRA (Czech Republic) and BGS (UK). The project is coordinated by Nirex (UK) and the research is being carried out by Terralogica (Sweden), CIEMAT, Spain, Universidad Politecnica de Madrid (Spain), Universidad de la Coruna (Spain), Charles University, Prague (Czech Republic), University of Edinburgh (UK), Intellisci (UK) and British Geological Survey (UK). Safety considerations for storing radioactive wastes must take into account the various scenarios for environmental change over the long period of time during which they will pose a hazard. One of the factors potentially affecting safety is therefore changing climate. Putting high level radioactive wastes and spent nuclear fuel deep underground in a 'geological repository' is the generally preferred option for their long-term management. A major reason for preferring this option is that the impacts of changing climate and the consequent increased uncertainty about long-term safety are removed or at least reduced by putting the waste deep underground.
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Data deposited are connected to paper "Investigating the use of 3-D full-waveform inversion to characterize the host rock at a geological disposal site" by H.L.M. Bentham, J.V. Morgan and D.A. Angus, in Geophysical Journal International, https://doi.org/10.1093/gji/ggy386. The geological model consists of fractured granite host rock (depth: 800 - 1200 m) with an Excavated disturbed Zone (EdZ) that could be formed through constructing the tunnels. In addition to the host rock, the model contains sedimentary overburden (depth: 0 - 800 m) and a fractured granite bed rock (depth: 1200 - 2000 m). Seismic velocities and rock properties were assigned through analogues e.g. Olkiluoto, Finland. Full data description and method found in Bentham et al. (2018). Data deposited are for Case 1 (no tunnels) and Case 3 (with multiple tunnels). For each case, the following 3D volumes are available: * Seismic data * True velocity model (used to generate seismic data) * Starting velocity model for full-waveform inversion Additionally, the following ASCII files are available to aid the use of the seismic and velocity models: * Locations of sources at surface (Case 1, 2 and 3 except where survey area is reduced [see GJI article]) * Locations of receivers at surface and below tunnels (Case 1, 2 and 3) * Locations of receiver at surface and above and below tunnels (Case 3 only)
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Surface and borehole information for a nuclear waste site investigation programme at Altnabreac, Northern Scotland. Dataset includes geological mapping, surface geophysics, borehole information, borehole geophysics and spring survey geochemistry.
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Bibliographic Data - Oral and Poster Presentations given by members of Work Package 5 of the HydroFrame (Hydromechanical and Biogeochemical Processes in Fractured Rock Masses in the Vicinity of a Geological Disposal Facility for Radioactive Waste) project. Presentations given between November 2014 and November 2016.
NERC Data Catalogue Service