In the past, the barrels were stacked very closely to each other in the storage facility, which had the disadvantage that visual inspection of the drums was not easily possible (see the following figure).
Earlier method for interim storage
In recent years, a new type of storage has been developed that makes inspection of the drums possible at any time. However, since the space requirement increases significantly to accommodate it, two additional warehouses had to be built.
New method for interim storage of radioactive waste
Since condensation formation on the containers would increase the risk of corrosion, the halls are heated and the air is dehumidified.