Description

Freezing of the porewater in the buffer and consequences for buffer properties.

SKB Number

SKB FEP Number

Bu03

Main Category

Main category for FEP

Internal process

System Component

System component to which the FEP applies

Buffer

Handling

Explanation of how the FEP is treated

Intact canister - Resaturation/ "thermal" period. Neglected, since this requires permafrost conditions. Intact canister - Long-term after saturation and "thermal" period. Neglected if buffer temperature > -4°C. Otherwise bounding consequence calculation. Intact canister - Earthquakes. Not relevant.

References

Bibliographic references to obtain more information

SR-Site Buffer, backfill and closure process report, TR-10-47, Section(s) 2.2.4, 3.2.2; SR-Site Main report, TR-11-01, Section(s) 7.4.3