Description
Bulkheads and seals are required at the ends of emplacement tunnels. Similarly, low permeability seals are required for the verticals shaft and the access ramp. A bentonite/sand mixture will be used to backfill operations tunnels and the ramp. The seals consist of compacted bentonite.
OPA Category
Category as used in the OPA assessment
Siting and design
OPA Number
Number as used in the OPA assessment
3.07
Waste Relevance
Classes of waste to which this FEP is relevant
SF/HLW/ILW
NEA V1 IFEP Reference(s)
Related IFEPs from the NEA V1 IFEP list from 1999
1.1.04, 2.1.05