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Management of Commercially Generated Radioactive Waste - U.S. ...

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XV<br />

CONTENTS (contd)<br />

5.2 STATUS OF TECHNOLOGY AND R&D . . . . . . . . . . 5.14<br />

5.2.1 Geologic Site Selection . . . . . . . . 5.14<br />

5.2.1.1 Methods for Regional Geologic Studies . . . . . 5.15<br />

5.2.1.2 Methods for Site Analysis . . . 5.15<br />

5.2.2 <strong>Waste</strong> Package Systems . . . . . . 5.21<br />

5.2.2.1 <strong>Waste</strong> Form . . . . . . . 5.21<br />

5.2.2.2 Materials . . . . 5.22<br />

5.2.3 Repository System . . . 5.23<br />

5.2.3.1 Excavation and Underground Development . . . . . 5.24<br />

5.2.3.2 Thermal Effects . . . . . . . . . . 5.24<br />

5.2.3.3 Radiation Effects . . . . . . . . . 5.24<br />

5.2.3.4 Repository Penetration . . . . . . . . 5.25<br />

5.2.4 Summary . . . . . . . . . . . . 5.25<br />

REFERENCES FOR SECTION 5.2 . . . . . . . . . . . 5.26<br />

5.3 DESCRIPTION OF THE CONCEPTUAL GEOLOGIC REPOSITORY FACILITIES . . . 5.29<br />

5.3.1 Once-Through Fuel Cycle Repository . . . . . . . 5.29<br />

5.3.1.1 Design Bases . . . . . . . . . . 5.29<br />

5.3.1.2 Facility Description . . . . . . . . 5.31<br />

5.3.1.3 Construction . . . . . . . . . . 5.34<br />

5.3.1.4 Operations . . . . . . . . 5.34<br />

5.3.1.5 Retrievability . . . . . . . . . 5.35<br />

5.3.1.6 Decommissioning . . . . . . . . . . 5.37<br />

5.3.2 Reprocessing Fuel Cycle Repository . . . . . . . 5.37<br />

5.3.2.1 Design Bases . . . . . . . . . . 5.37<br />

5.3.2.2 Facility Description . . . . . . . . . 5.39<br />

5.3.2.3 Construction . . . . . . . . . . 5.39<br />

5.3.2.4 Operations . . . . . . . . . . . 5.39<br />

5.3.2.5 Retrievability . . . . . . . . . 5.42<br />

5.3.2.6 Decommissioning . . . . . . . . . . 5.42

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