Description

Transport of radionuclides in gaseous phase through the backfill in tunnels.

SKB Number

SKB FEP Number

BfT22

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

Failed canister - Resaturation/ "thermal" period. By-passed (no failures are expected this period). Failed canister - Long-term after saturation and "thermal" period. By-passed.

References

Bibliographic references to obtain more information

SR-Site Buffer, backfill and closure process report, TR-10-47, Section(s) 2.3.4; SR-Site Main report, TR-11-01, Section(s) 7.4.4, 13.8