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The combined turbine hall and boiler house is a huge volume, 160m long, 54m wide with a height from basement to roof of 44m. For the superstructure, a steel structure was selected, supported by a raft foundation. This addressed many of the constraints posed by building within the power station envelope - Arup's job was to effectively nest 276,000m2 of new, highly serviced floors within the original enclosure. The use of a raft foundation obviated the need for piling, which would have ...


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