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Costs apply to gross internal floor area.

Cost analysis based on tender sum SUBSTRUCTURE Foundations/slabs £297.5/m 2Incorporating energy piles and basement for mechanical and electrical services plant SUPERSTRUCTURE Upper floors £52.68/m 2Reinforced slab and beams with areas of hardwood flooring and some raised-access floors Roof £232.81/m 2Reinforced concrete flat and sloping roofs covered with tin-coated copper and single-layer roofing Rooflights £38.10/m 2Patent glazed security rooflights to galleries, incorporating louvres with daylight sensors Staircases £73.66/m 2Reinforced concrete, stone and ceramic tile flooring; painted suspended ceiling; plastered walls; stainless-steel handrails External walls £132.54/m 2Facing brick/block cavity walls; masonry support systems; glazed terracotta rainscreen cladding;

lime rendering Windows £16.74/m 2Polyester powder-coated steel double-glazed units with security glazing. Two-hour fire resistant screen External doors £51.93/m 2Polyester powder-coated steel double-glazed units with security glazing Internal walls and partitions £43.82/m 2Load-bearing and non-load-bearing blockwork;

hardwood internal linings; WC cubicles Internal doors £63.49/m 2Hardwood veneered doors; hardwood frames;

polyester powder-coated steel glazing units;

security shutters

INTERNAL FINISHES Wall finishes £55.10/m 2Portland stone; drylining (plasterboard over MDF);

plaster; ceramic tiling; stone cladding Floor finishes £69.79/m 2Granolithic; stone; ceramic tiling; linoleum; carpet Ceiling finishes £33.54/m 2Plasterboard suspended ceilings; demountable suspension system; isolated GRG panel ceilings

FITTINGS AND FURNISHINGS Furniture £186.92/m 2Library; shop; kitchen; restaurant; lecture rooms;

podia; loggia; entrance area; display units; general Cost data supplied by Davis Langdon

SERVICES Sanitary appliances £7.60/m 2Integrated plumbing system; white sanitaryware;

staff and public facilities; cleaners' area Services equipment £7.45/m 2General equipment Disposal installations £39.83/m 2Clayware and cast-iron (below-ground) drainage Water installations £23.76/m 2Space heating/air treatment £283.67/m 2Heating, cooling and humidification/ dehumidification systems with energy piling interface at manifold; underfloor heating Electrical services £194.83/m 2Lighting/power fittings with feature/utility systems Lift and conveyor installations £24.08/m 2Single three-floor lift with one intermediate level Security/fire-protection installations £66.98/m 2Communication installations £31.32/m 2IT telephone systems; EPOS; data links and system Builders' work in connection £49.15/m 2

EXTERNAL WORKS Landscaping, ancillary buildings £75.50/m 2Paving; trees; lighting; water feature; furniture

PRELIMINARIES AND INSURANCES Preliminaries, overheads and profits £327.51/m 2

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