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Costs

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Costs based on tender sum

SUBSTRUCTURE

FOUNDATIONS/SLABS £93.51/m2

Deep trench, concrete fill

SUPERSTRUCTURE

UPPER FLOORS £0.51/m2

Mezzanine plantroom

ROOF AND ROOFLIGHTS £263.46/m2

Masonite beams, plywood deck, Erisco Bauder sedum roof covering, rooflights, plywood covering, aluminium-faced softwood frames EXTERNAL WALLS £45.56/m2

Timber 'breathing wall' Warmcel insulation, plasterboard infill skin, cedar external cladding

WINDOWS AND EXTERNAL DOORS £49.68/m2

Aluminium-faced softwood double-glazed units, softwood doors

INTERNAL WALLS AND PARTITIONS £23.18/m2

Blockwork, some plasterboard

INTERNAL DOORS £40.79/m2

Softwood, most with vision panels

INTERNAL FINISHES

WALL FINISHES £34.64/m2

Water-based eggshell with some ceramic tiling

FLOOR FINISHES £50.47/m2

Linoleum, carpet or 'plyboo' bamboo flooring

CEILING FINISHES £12.96/m2

Plywood or plasterboard fittings AND FURNISHINGS

FURNITURE £33.76/m2

SERVICES

SANITARY APPLIANCES £14.85/m2

Armitage Shanks and other fittings

SERVICES EQUIPMENT £16.22/m2

DISPOSAL INSTALLATIONS £7.6/m2

Internal above-ground wastes

WATER INSTALLATIONS £29.07/m2

Cold and hot water pipework and heat sources

SPACE HEATING/AIR TREATMENT £61.83/m2

Underfloor heating with mechanical ventilation to kitchens, wcs, food- technology areas

MECHANICAL VENTILATION £14.53/m2

ELECTRICAL SERVICES £88.39/m2

Lighting and power installations

GAS INSTALLATIONS £3.16/m2

PRELIMINARIES AND INSURANCES

PRELIMINARIES, OVERHEADS AND PROFIT £111.84/m2

PRELIMINARIES CONTINGENCY £25.81/m2

EXTERNAL WORKS

LANDSCAPING, ANCILLARY BUILDINGS £10.81/m2

On 16000m2 external works area, excluding preliminaries

cost summary

Cost per m2 Per cent

(£) of total

SUBSTRUCTURE 93.5 9.3

SUPERSTRUCTURE

Upper floors 0.51 0.1

Roof and rooflights 263.46 26.1

External walls 45.56 4.5

Windows and external doors 49.68 4.9

Internal walls and partitions 23.18 2.3

Internal doors 40.79 4.0

GROUP ELEMENT TOTAL 423.18 41.9

INTERNAL FINISHES

Wall finishes 34.64 3.4

Floor finishes 50.47 5.0

Ceiling finishes 12.96 1.3

GROUP ELEMENT TOTAL 98.07 9.7

FITTINGS AND FURNISHINGS 33.76 3.3

SERVICES

Sanitary appliances 14.85 1.5

Services equipment 16.22 1.6

Disposal installations 7.61 0.7

Water installations 29.07 2.9

Gas installations 3.16 0.3

Space heating/air treatment 61.83 6.1

Electrical services 88.39 8.8

Builders' work in connection 1.82 0.2

GROUP ELEMENT TOTAL 222.95 22.1

PRELIMINARIES 111.84 11.1

CONTINGENCY 25.81 2.6

TOTAL 1009.12 100.0

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