Description
Self-sealing of excavation-induced fractures may occur due to disintegration and swelling of the smectite fraction naturally present in the Opalinus Clay and due to the swelling pressure of the bentonite (6.1/2.04).
OPA Category
Category as used in the OPA assessment
Bentonite-HR interface
OPA Number
Number as used in the OPA assessment
2.05
Waste Relevance
Classes of waste to which this FEP is relevant
SF/HLW
NEA V1 IFEP Reference(s)
Related IFEPs from the NEA V1 IFEP list from 1999
2.1.07, 2.1.09