Description
After a period of gas-pressure build-up, the gas pressure may exceed the capillary pressure in the larger cement pores, water will be forced out and 2-phase flow may take place.
OPA Category
Category as used in the OPA assessment
ILW backfill and liner
OPA Number
Number as used in the OPA assessment
2.15
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
2.1.12, 2.1.08