Description
Degradation of the backfill may give rise to colloids that incorporate released radionuclides. In cement water colloids are not stable (coagulation) and therefore low concentrations are expected; furthermore colloids will be filtered effectively by the surrounding Opalinus Clay.
OPA Category
Category as used in the OPA assessment
ILW backfill and liner
OPA Number
Number as used in the OPA assessment
2.13
Waste Relevance
Classes of waste to which this FEP is relevant
ILW
NEA V1 IFEP Reference(s)
Related IFEPs from the NEA V1 IFEP list from 1999
2.1.09, 3.2.04