Description

Transport of solutes in the backfill in tunnels by diffusion, including enhanced apparent cation diffusion and anion exclusion..

SKB Number

SKB FEP Number

BfT10

Main Category

Main category for FEP

Internal process

System Component

System component to which the FEP applies

Backfill in tunnels

Handling

Explanation of how the FEP is treated

Intact canister - Resaturation/ "thermal" period. The early stage is not studied specifically, since the conditions in the backfill will be about the same as for the long-term evolution. Intact canister - Long-term after saturation and "thermal" period. Chemistry model.

References

Bibliographic references to obtain more information

SR-Site Buffer, backfill and closure process report, TR-10-47, Section(s) 2.3.4, 4.4.2; SR-Site Main report, TR-11-01, Section(s) 7.4.4