Service Ships

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Service Ship Year of construction Length, m Width, m Discplacement, tons Crew Vessel utilization
Imandra 1981 130 17 9700 100 Floating nuclear service base
Lotta 1960 122 16 7000 60 Floating nuclear service base
Serebryanka 1974 102 12 4300 30 Special nuclear service tanker
Rosta-1 1985 62 12 1650 14 Radiation monitoring barge
Lepse 1936 87 17 5600 40 Floating nuclear service base
Volodarsky 1929 96 16 5500 – Floating nuclear service base

Volodarsky Receiving and storage of spent nuclear fuel (SNF)
+ +
– . + – Receiving and storage of fresh fuel assemblies
+ –
– – + – Equipment for loading SNF to transport containers – +
– – – – Receiving and storage of solid radioactive waste
+ – – – +
+
Receiving and storage of liquid radioactive waste + – + – +
– Filtration of liquid waste
+ – – – – – Equipment for decontamination + – – – +
– Preparation of filter materials + – – – – – Generation of nitrogen
+ – – – – – Generation of evaporator +
– – – +
– Storage of specialised equipment
+ + – – +
+
Laundry for working clothes + – – +
+
– Note: the service/storage ships Lepse and Volodarsky are currently used solely for storing waste, not receiving it. Volodarsky is partly decommissioned.
Table: Functions of the service ships