Description
Radionuclides not only diffuse radially away from the canisters, but also in the axial direction between canisters. Radionuclides may also diffuse back into the buffer having earlier migrated into the host rock or tunnel EDZ. Not considered significant.
OPA Category
Category as used in the OPA assessment
Bentonite buffer
OPA Number
Number as used in the OPA assessment
3.05
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
3.2.07