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The Swiss Strategy for HLW Siting; Parallel Investigation of two Alternative Host Rocks

Published online by Cambridge University Press:  15 February 2011

C. McCombie
Affiliation:
Nagra, Hardstrasse 73, 5430 Wettingen, Switzerland
I.G. McKinley
Affiliation:
Nagra, Hardstrasse 73, 5430 Wettingen, Switzerland
A. Lambert
Affiliation:
Nagra, Hardstrasse 73, 5430 Wettingen, Switzerland
M. Thury
Affiliation:
Nagra, Hardstrasse 73, 5430 Wettingen, Switzerland
P. Birkhäuser
Affiliation:
Nagra, Hardstrasse 73, 5430 Wettingen, Switzerland
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Abstract

Regional characterisation studies of two potential host rocks for a HLW repository - the crystalline basement and the Opalinus clay of Northern Switzerland - have now been completed and documented. Application is now proceeding for the legally required federal, cantonal and communal drilling permits to initiate parallel local investigations in both these formations. The decision to continue with work in both formations is a departure from previously published plans which is intended to maximise the probability that the next major milestone in the HLW programme - demonstrating the feasibility of siting for a deep geological repository in Switzerland - can be reached by the year 2000. This paper reviews the current status of the Swiss HLW programme and outlines the planned “Phase II” site characterisation of the two chosen sites.

Type
Research Article
Copyright
Copyright © Materials Research Society 1995

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References

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