Description

The movement of groundwater and advection of radionuclides along the interface between bentonite and the host rock will be determined by the overall porosity and hydraulic conductivity of the region, the degree of heterogeneity and the driving force for flow (hydraulic gradient and/or gas pressure).

OPA Category

Category as used in the OPA assessment

Bentonite-HR interface

OPA Number

Number as used in the OPA assessment

1.03

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

2.1.08, 2.2.01