Description

Concerns reactions between iron corrosion products and clay minerals in the bentonite.

SKB Number

SKB FEP Number

Bu17

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 no iron will be in contact with the bentonite. Intact canister - Long-term after saturation and "thermal" period. Only considered for failed canister. Possible loss of buffer efficiency. Intact canister - Earthquakes. Only considered for failed canister. Possible loss of buffer efficiency.

References

Bibliographic references to obtain more information

SR-Site Buffer, backfill and closure process report, TR-10-47, Section(s) 2.2.4, 3.5.10; SR-Site Main report, TR-11-01, Section(s) 7.4.3