April 25, 2011
Press Release
Completion of Vitrified Waste Storage Building Annex B
Vitrified Waste Storage Center, which had been under expansion work since June 19, 2004, completed and passed its pre-operation inspection today.
1. Overview of Vitrified Waste Storage Building Annex B
Major structure | : | Reinforced concrete (select portions are steel-framed reinforce concrete or steel framework) 2 floors above ground, 2 floors below ground; approx. 47m (north-south) by approx. 34m (east-west) |
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Height | : | Approx. 14m from ground (coolant gas exhaust shaft is approx. 35m) |
Building area | : | Approx. 1,800m2 |
Gross area | : | Approx. 4,500m2 |
Storage capacity | : | 1,440 canisters of vitrified waste (2,880 canisters when including existing space)
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2. Major events leading up to construction completion
July 30, 2001 | Application for a license to expand the storage building |
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December 8, 2003 | The license approved |
June 19, 2004 | Expansion work begun |
June 8, 2006 | Construction work begun |
April 25, 2011 | Pre-operation inspection certificate received (completion) |