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Keep up to dateCost Breakdown | |||
element cost | cost/m2 gfa £ | % of total cost | |
Substructure | 1 547 000 | 186.39 | 7.75 |
Ground slab; 250 mm thick reinforced insitu concrete bed; granular sub-base; damp-proof membrane | 3550 m2 | @ £90 | |
Piled foundations; average 600 mm diameter; pilecaps and ground beams | 3550 m2 Ìý | @ £50Ìý | |
Extra for basement construction; excavation and disposal, contiguous piled retaining walls, reinforced concrete walls, backfilling, blockwork inner wall to form drained cavity | 2500 m2 Ìý | @ £420Ìý | |
Frame | 1 817 000 | 218.92 | 9.1 |
Auditorium structure; reinforced concrete perimeter wall, columns and beams (unit based on auditorium and stage floor area) | 915 m2 Ìý | @ £480Ìý | |
Extra for raking beams to auditorium; 800 mm deep; step-topped | 300 m Ìý | @ £215Ìý | |
Structural steel frame to auditorium floor decking and acoustic slab, foyers, stage loft and plant room enclosures (average mass 75 kg/m2) | 350 tonnes Ìý | @ £1150Ìý | |
Structural steel trusses to auditorium roof; average clear span 25 m (average mass 150 kg/m2) | 140 tonnes Ìý | @ £2000Ìý | |
Reinforced concrete columns and beams to exhibition hall floor over basement | 1950 m2Ìý | @ £75Ìý | |
Structural steel frame to exhibition hall, including frame to mezzanine (average mass 75 kg/m2) | 170 tonnes Ìý | @ £1150Ìý | |
Structural steel trusses to exhibition hall roof; clear span 38 m; (average mass 45 kg/m2) | 95 tonnes Ìý | @ £2000Ìý | |
Insitu concrete frame to facilities building | 1800 m2 Ìý | @ £55Ìý | |
Upper floors | 579 900 | 69.87 | 2.91 |
Insitu concrete slabs on metal decking; average 180 mm thick overall; including acoustic slab to auditorium | 3850 m2 Ìý | @ £65Ìý | |
Insitu concrete flat slabs to exhibition hall floor; 300 mm thick | 2000 m2 Ìý | @ £100Ìý | |
Extra over exhibition floor for service ducts, including steel covers | @ £240Ìý | 245 m Ìý | |
Auditorium floor; plywood decking, 32 mm thick; secondary steelwork | 885 m2 Ìý | @ £80Ìý | |
Roof | 833 200 | 100.39 | 4.17 |
Roof decking; reinforced concrete slab, average 150 mm thick | 2100 m2 Ìý | @ £65Ìý | |
Roof cladding; aluminium raised-seam sheet cladding, insulation, vapour barrier; structural decking | 3850 m2Ìý | @ £100Ìý | |
Feature roof cladding to entrance and foyer; terne-coated stainless steel raised-seam sheet cladding, insulation, vapour barrier | 570 m2 Ìý | @ £195Ìý | |
Roof covering; single-layer polymeric roofing | 2100 m2 Ìý | @ £40Ìý | |
Rooflights; double-glazed units; polyester powder-coated aluminium frame | 125 m2 Ìý | @ £500Ìý | |
Roof-level screening to exposed plant and ductwork | Item @ £32 000Ìý | ||
Allowance for roof safety system | Item @ £22 000 | ||
Stairs | 298 600 | 35.98 | 1.5 |
Steel feature staircase | Item @ £24 000Ìý | ||
Insitu concrete stairs; principal stairs to auditorium and exhibition hall; hardwood handrails on stainless steel balustrades | 31 m Ìý | @ £2000Ìý | |
Insitu concrete stairs; secondary stairs to auditorium and stairs to back-of-house areas; polyester powder-coated balustrades and handrails | 38 m Ìý | @ £1700Ìý | |
Allowance for walkway bridges in foyer areas; hardwood handrails on stainless steel balustrades | Item '@ £63 000Ìý | ||
Allowance for gantries and catwalks to auditorium, stage and exhibition hall | Item @ £80 000Ìý | ||
Allowance for cat ladders and access platforms in plant areas | Item @ £5000Ìý | ||
External walls, windows and doors | 1 816 800 | 218.89 | 9.1 |
Wall cladding; sandstone and insulation to concrete walls (concrete walls measured separately) | 1340 m2 Ìý | @ £400Ìý | |
Wall cladding; precast concrete panels and insulation to concrete walls (concrete walls measured separately) | 425 m2 Ìý | @ £285Ìý | |
Wall cladding; terne-coated stainless steel steel and insulation | 1000 m2 Ìý | @ £300Ìý | |
Extra for blockwork backing wall | 400 m2 Ìý | @ £25Ìý | |
Extra for pressed metal liner sheet | 450m2 Ìý | @ £85Ìý | |
Wall cladding; perforated metal rainscreen to plant areas | 930 m2 Ìý | @ £250Ìý | |
Curtain walling; aluminium-framed, 26 mm thick, sealed double-glazed units; automatic opening vents; including secondary steel support | 895 m2 Ìý | @ £350Ìý | |
Louvres to plant areas | 200 m2 Ìý | @ £250Ìý | |
Entrance doors; fully glazed automated revolving doors; stainless steel ironmongery and accessories | 2 Ìý | @ £25 000Ìý | |
Entrance doors; fully glazed doors; stainless steel ironmongery and accessories; automatic opening gear | 10 Ìý | @ £1300Ìý | |
Steel security doorsets; terne-coated finish; stainless steel ironmongery and accessories | 19 Ìý | @ £1300Ìý | |
Acoustic access doors; stainless steel cladding | 36 m2 Ìý | @ £2250Ìý | |
Folding/sliding doors to loading bay | 60 m2 Ìý | @ £450Ìý | |
Vehicle-control barriers to loading bay | Item @ £20 000Ìý | ||
Internal walls and partitions | 400 500 | 48.25 | 2.01 |
Blockwork walls; average 140 mm thick | 5800 m2 Ìý | @ £27Ìý | |
Plasterboard partitions | 700 m2 Ìý | @ £40Ìý | |
Acoustic partitions; folding timber-clad panels (rate includes allowance for associated acoustic baffles in ceiling voids) | 55 m2 Ìý | @ £325Ìý | |
Freestanding partitions to exhibition hall | Item @ £15 000Ìý | ||
Timber- and steel-framed glazed partitions to foyers and control rooms | 600 m2 Ìý | @ £255Ìý | |
Stainless steel handrails to auditorium | 100 m Ìý | @ £130Ìý | |
Toilet cubicle partitions | 34 Ìý | @ £500Ìý | |
Internal doors | 270 100 | 32.54 | 1.35 |
Internal doors; fire-rated; solid core, veneer-faced; hardwood frames; vision panels; stainless steel ironmongery; complete | 105 Ìý | @ £1150Ìý | |
Internal doors; fire-rated; painted steel doors and frames; vision panels; ironmongery; complete | 115 Ìý | @ £820Ìý | |
Allowance for glazed doors to lobbies etc | Item @ £35 000Ìý | ||
Allowance for duct access doors | Item @ £10 000Ìý | ||
Allowance for roller shutter to cloakroom | Item @ £10 000Ìý | ||
Wall finishes | 723 500 | 87.17 | 3.62 |
Wall cladding; red sandstone | 500 m2 Ìý | @ £300Ìý | |
Wall cladding; wood-veneer panels | 110 m Ìý | @ £200Ìý | |
Acoustic wall cladding; part-slatted, wood-veneered panels | 350 m2 Ìý | @ £225Ìý | |
Acoustic cladding; fabric-covered, sound-absorbent panel | 215 m2 Ìý | @ £100Ìý | |
Wall cladding; perforated metal panels; to exhibition hall | 700 m2 Ìý | @ £120Ìý | |
Drylining to exhibition hall and break-out rooms; proprietary acoustic panels | 1000 m2 Ìý | @ £40Ìý | |
Drylining; plasterboard linings generally | 1950 m2 Ìý | @ £28Ìý | |
Casings; plasterboard and MDF facings | Item @ £55 000Ìý | ||
Two-coat plasterwork; emulsion paint finish | 1300 m2 Ìý | @ £12 | |
Emulsion paint on blockwork and plasterboard | 11 500 m2 Ìý | £3Ìý | |
Ceramic tiles; generally | 750 m2Ìý | @ £50Ìý | |
Hygienic finish to kitchen areas; laminate panels | Item @ £100 000Ìý | ||
Allowance for corner protection, buffer rails etc | Item @ £30 000Ìý | ||
Floor finishes | 350 700 | 42.25 | 1.76 |
Sand cement screed; 75 mm thick; floated finish; including scabbling to floor slab | 6200 m2 Ìý | @ £12Ìý | |
Heavy-duty edge-fixed carpet; to screed or plywood decking; stained skirting | 1000 m2 Ìý | @ £40Ìý | |
Heavy-duty carpet tiles; to screed; stained skirting | 1700 m2 Ìý | @ £30Ìý | |
Extra for stone and timber feature edging | Item @ £50 000Ìý | ||
Heavy-duty vinyl safety floor; including smoothing compound and coved skirting | 1000 m2 | @ £38 | |
Porcelain floor tiling; skirting | 360 m2 Ìý | @ £70Ìý | |
Epoxy resin floor finish to concrete floor slabs in exhibition hall and ancillary areas; skirting | 3900 m2 Ìý | @ £12Ìý | |
Stage flooring; timber planks on battens; access hatches | 255 m2 Ìý | @ £60Ìý | |
Allowance for mats and matwells | Item @ £10 000Ìý | ||
Ceiling finishes | 455 800 | 54.92 | 2.28 |
Suspended ceilings; glass-reinforced gypsum with polished plaster finish on MF system; to foyer | 1100 m2 Ìý | @ £60Ìý | |
Acoustic panelling; suspended acoustic panels to auditorium; veneered timber | 760 m2 Ìý | @ £195Ìý | |
Metal-pan suspended ceilings; to foyers, exhibition hall, break-out rooms, WCs and kitchen areas | 3800 m2 Ìý | @ £45Ìý | |
Suspended ceiling; mineral fibre lay-in tiles | 550 m2 Ìý | @ £35Ìý | |
Emulsion paint on concrete | 2100 m2 Ìý | @ £3Ìý | |
Allowance for cavity and acoustic barriers | Item @ £45 000Ìý | ||
Furniture and fittings | 686 000 | 82.65 | 3.44 |
Auditorium seating, with writing tablets and interfaces with audiovisual installation | 800 Ìý | @ £300Ìý | |
Foyer and cloakroom furniture; counter and fittings to cloakroom, seating, display boards, division screens, telephone booths | Item @ £115 000Ìý | ||
Allowance for internal artworks | Item @ £23 000Ìý | ||
Blackout blinds to exhibition hall | Item @ £22 000Ìý | ||
Internal signage | Item @ £50 000Ìý | ||
Fit-out to office areas; office furniture, filing cabinets, shelves, notice boards | Item @ £90 000Ìý | ||
Fit-out to dressing rooms | Item @ £23 000Ìý | ||
Fit-out to workshop areas; benching and racking, tools and testing equipment | Item @ £18 000Ìý | ||
Engineering and cleaning equipment; including mobile access equipment and waste compactor | Item @ £85 000Ìý | ||
Portable fire-fighting equipment | Item @ £20 000Ìý | ||
Sanitary fittings | 47 800 | 5.76 | 0.24 |
WCs, urinals, washhand basins; generally | 120 Ìý | @ £340Ìý | |
Showers; including cabinets | 7 Ìý | @ £1000Ìý | |
Services equipment | 955 000 | 115.06 | 4.78 |
Kitchen installation complete | Item @ £680 000Ìý | ||
Servery and restaurant installation complete; servery and mobile bar units, dining tables and chairs | Item @ £275 000Ìý | ||
Disposal installations | 132 800 | 16 | 0.67 |
Rainwater disposal; cast iron fittings | 8300 m2 Ìý | @ £7Ìý | |
Soil, waste and vent; PVCu pipework and fittings | 8300 m2 Ìý | @ £9Ìý | |
Water installations | 232 400 | 28 | 1.16 |
Mains water service, cold water storage, distribution | 8300 m2 Ìý | @ £8Ìý | |
Domestic hot water service, calorifiers | 8300 m2 Ìý | @ £16Ìý | |
Drinkable water service | 8300 m2 Ìý | @ £4Ìý | |
Space heating and air treatment | 1 432 000 | 172.53 | 7.17 |
Gas installation | Item @ £16 000Ìý | ||
Chilled water installation; chillers and heat rejection plant; pressurisation unit; pumps and valves; distribution within plant rooms; insulation and trace heating | 8300 m2 Ìý | @ £22Ìý | |
Supply and extract installation to auditorium, displacement with high-level extract; including air-handling unit and distribution | 690 m2 Ìý | @ £160Ìý | |
Supply and extract installation; high-level mixed ventilation system; to exhibition hall; including air-handling unit and distribution | 1900 m2 Ìý | @ £120Ìý | |
Supply and extract installation; high-level mixed ventilation system; to foyer areas; including air-handling unit and distribution | 1050 m2 Ìý | @ £110Ìý | |
Supply and extract to cellular spaces; break-out rooms, control rooms and other ancillary areas; including air-handling units and distribution | Item @ £250 000Ìý | ||
Supplementary air-conditioning; four-pipe fan-coil installation; local chilled-water distribution; condensate drainage; fan-coil units; ductwork; insulation; grilles and diffusers | Item @ £125 000Ìý | ||
Low-pressure hot-water heating generally | 8300 m2 Ìý | @ £22Ìý | |
Extra for trench heating installation to foyer; floor grilles | 1050 m2 Ìý | @ £40 | |
Supply and extract ventilation to kitchens and serveries | 690m2 | @ £65 | |
Extract installation for toilets, workshops and plant rooms | Item @ £110 000Ìý | ||
Allowance for enhanced smoke extract | Item @ £25 000Ìý | ||
Electrical installations | 1 375 200 | 165.69 | 6.89 |
Allowance for mains supply and transformers; sub-mains installation | 8300 m2 Ìý | @ £30Ìý | |
Small power distribution; perimeter power outlets and underfloor busbar distribution; to exhibition hall | 1900 m2 Ìý | @ £40Ìý | |
Small power distribution; switched socket outlets; to general areas | 6400 m2 Ìý | @ £25Ìý | |
Technical power supplies for audiovisual systems, serving auditorium, stage, exhibition halls and break-out rooms | 3200 m2 Ìý | @ £55Ìý | |
Three-phase temporary power supply to stage, exhibition hall etc | Item @ £70 000Ìý | ||
General lighting; luminaires, distribution and accessories | 8300 m2 Ìý | @ £35Ìý | |
Emergency lighting; luminaires, distribution and accessories | 8300 m2 Ìý | @ £15Ìý | |
Specialist and feature lighting | 3900 m2 Ìý | @ £28Ìý | |
Power to mechanical services | Item @ £40 000Ìý | ||
Standby generator installation | Item @ £80 000Ìý | ||
Lift installations | 585 000 | 70.48 | 2.93 |
Passenger lift; eight-person, 630 kg; two stops; bespoke finishes | 2 Ìý | @ £70 000Ìý | |
Stage lift/hoist; 3000 kg | Item @ £110 000Ìý | ||
Stage scissor lift; 6000 kg | Item @ £95 000Ìý | ||
Kitchen hoist | 2 Ìý | @ £30 000Ìý | |
Escalators; 900 mm wide; 0.5 m/s; glass balustrades | 2 Ìý | @ £90 000Ìý | |
Protective installations | 121 600 | 14.65 | 0.61 |
Sprinkler installation; to ordinary hazard group 3 | 3650 m2 Ìý | @ £16Ìý | |
Fire hydrant installation | 2 Ìý | @ £5000Ìý | |
Stage drencher | Item @ £20 000Ìý | ||
Lightning protection | 8300 m2 Ìý | @ £3 | |
Earthing and bonding | 8300 m2 | @ £1 | |
Communications installations | 675 200 | 81.35 | 3.38 |
Fully addressable fire and smoke detection system | 8300 m2 Ìý | @ £21Ìý | |
Voice alarm and public address system | 8300 m2 Ìý | @ £17Ìý | |
CCTV installation; 19 cameras | Item @ £60 000Ìý | ||
Intruder alarm installation | Item @ £30 000Ìý | ||
Security equipment; including pass-production equipment and temporary signage | Item @ £17 000Ìý | ||
Telephone installation; complete | Item @ £60 000Ìý | ||
Structured cabling installation | 8300 m2 Ìý | @ £16Ìý | |
Computer installation; network, hardware and software, complete | Item @ £60 000Ìý | ||
Special installations | 1 499 300 | 180.64 | 7.51 |
ºÃÉ«ÏÈÉúTV management system; including lighting control | 8300 m2 Ìý | @ £21Ìý | |
Stage equipment; including portable hoists, drapes and tabs, rear projection screen, portable staging, lecterns | Item @ £235 000Ìý | ||
Performance lighting systems to auditorium | Item @ £215 000Ìý | ||
Performance sound systems to auditorium | Item @ £205 000Ìý | ||
Presentation and audiovisual systems to auditorium, exhibition hall and break-out rooms | Item @ £575 000Ìý | ||
Facade access equipment | Item @ £95 000Ìý | ||
Builder’s work in connection | 287 000 | 34.58 | 1.44 |
Forming holes, chases etc; allow 5% | Item @ £287 000Ìý | ||
Preliminaries and contingencies | 2 840 000 | 342.17 | 14.23 |
Testing and commissioning of services; record drawings and manuals | Item @ £100 000Ìý | ||
Main contractor’s management, site establishment and supervision; allow 13% | Item @ £2 226 000Ìý | ||
Contingency sum; allow 3% | Item @ £514 000Ìý | ||
Total construction cost | 19 962 400 | 2 405.13 | 100 |
Regional variations | |
Inner London | 1.22 |
Outer London | 1.15 |
South-east England | 1.1 |
South-west England | 1.01 |
East Midlands | 1 |
West Midlands | 1 |
East Anglia | 1.02 |
Yorkshire and Humberside | 0.97 |
Northern England | 1.01 |
Scotland | 1.02 |
Wales | 0.99 |
Northern Ireland | 0.84 |
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