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Keep up to dateAirport cost drivers | ||
Life costs associated with a range of floor finishes | ||
Material | Initial capital cost (£/m2) | Capital cost: whole-life cost ratio |
Natural slate, 600 × 600 mm | 115 | 67:33 |
Terrazzo, 300 × 300 mm | 35 | 25:75 |
Marble conglomerate, 600 × 600 mm | 95 | 38:62 |
Vitrified ceramic tile, 400 × 400 mm | 55 | 38:62 |
Vinyl tiles, 60 × 60 mm | 22 | 18:81 |
Source: Davis Langdon Consultancy |
Indicative costs of airport and airport campus development | |
Airport facilities | |
Airport terminals | £1100-2400/m2 gross internal floor area |
Airport piers/satellites | £1350-3000/m2 gross internal floor area |
Visual control rooms | £55 000-60 000/m of tower height |
Passenger lounge fit-out | |
International airport | £1150-1300/m2 affected area |
Domestic airport | £650-1100/m2 affected area |
Allowance for furniture | £180-320/m2 affected area |
Baggage handling facilities | £1700-2100/m2 affected area |
Apron/runway – varying infrastructure content | £60-120/m2 |
Airport campus facilities | |
Car parks: surface | £35-50/m2 |
Car parks: surface, landscaped | £60-85/m2 |
Car parks: multistorey, flat slab | £220-280/m2 |
Cargo handling bases | £400-650/m2 gross internal floor area |
Distribution centres | £200-400/m2 gross internal floor area |
Hangars (type C and D aircraft) | £850-1000/m2 gross internal floor area |
Hangars (type E aircraft) | up to £2500/m2 gross internal floor area |
Hotels, offices (including allowance for furniture, fittings, equipment) | |
Hotels: budget | £700-800/m2 gross internal floor area |
Hotels: mid-market | £1200-1300/m2 gross internal floor area |
Offices, air-conditioned | £850-1100/m2 gross internal floor area |
Costs are at fourth-quarter 1998 levels based on a south-east England location. Costs of site preparation, drainage, external works and contingencies, professional fees and VAT are excluded. |
Cost breakdown | |||
element cost £ | cost/m2 gfa £ | % of total cost | |
Substructure | 2 509 900 | 100.40 | 6.92 |
Undercroft construction; reduced level excavation; 200 mm thick reinforced concrete ground slab; hardcore; damp-proof membrane | 8550 | m2 @ | £185 |
Ground slab; 200 mm thick reinforced insitu concrete bed, hardcore; damp-proof membrane | 1050 | m2 @ | £55 |
Extra for retaining walls, linings and so on | item | @ | £160 000 |
Extra for foundations; isolated pad and raft foundations | 9600 | m2 @ | £55 |
Allowance for below-ground drainage and incoming services | 9600 | m2 @ | £19 |
Frame | 2 419 100 | 96.76 | 6.67 |
Structural steel framing; allowance based on 80 kg/m2 (average rate for universal and hollow sections) | 1330 | t @ | £1,400 |
Allowance for structural steelwork to office mezzanineallowance based on 35 kg/m2 | 25 | t @ | £1,050 |
Allowance for additional framing/trimming to service risers and openings for baggage conveyors | item | @ | £100 000 |
Cold-rolled galvanised steel roof purlins; 1.6 m centres; 4.5 kg/m average weight | 9300 | m @ | £6 |
Intumescent paint finish; one-hour fire resistance | 15 000 | m2 @ | £25 |
Upper floors | 1 212 500 | 48.50 | 3.34 |
Prestressed, precast concrete structural suspended floor units; 50 mm thick structural topping | 14 800 | m2 @ | £75 |
Extra for 7.5 kN/m2 floor loading to plant room areas | 500 | m2 @ | £5 |
Extra for formation of openings, lift and escalator pits and so on | item | @ | £100 000 |
Roof | 2 335 500 | 93.42 | 6.44 |
Roof cladding; curved; raised seam aluminium roofing, structural deck, insulation, vapour barrier, liner | 9200 | m2 @ | £85 |
Extra for rooflights; sealed double-glazed units; powder-coated aluminium framing; secondary steelwork; including perforated panel sunscreens | 900 | m2 @ | £500 |
Allowance for work to boundaries, gutters, rooflights and openings and so on | 7500 | m2 @ | £25 |
Precast concrete roof slabs; 7.5 kN/m2 floor loading for roof level plant; waterproof membrane; plinths and bases | 450 | m2 @ | £180 |
Full-length entrance/set-down canopy; hollow-section framing; curved aluminium raised-seam roofing; rooflights; complete | 1300 | m2 @ | £550 |
Allowance for roof safety system | 1200 | m @ | £100 |
Stairs | 486 500 | 19.46 | 1.34 |
Steel feature stair and half landings; overall rise 5.5 m; toughened laminated glass balustrade with stainless steel handrails; finishes | 2 | nr @ | £30 000 |
Steel feature stair; overall rise 3 m; toughened laminated glass balustrade with stainless steel handrails; finishes | 2 | nr @ | £20 000 |
Precast concrete stairs and half landings; overall rise 5.5 m; stainless steel handrails; finishes | 2 | nr @ | £12 000 |
Precast concrete stairs and half landings; overall rise 5.5 m; polyester powder-coated steel handrails; finishes | 16 | nr @ | £10 000 |
Balustrade and handrail to mezzanine and first floor; toughened laminated glass balustrade, stainless steel handrail | 190 | m @ | £750 |
Allowance for access platforms and stairs to plant rooms | item | @ | £50 000 |
Allowance for roof access, stairs and hatches | item | @ | £10 000 |
External walls, windows and doors | 3 092 000 | 123.68 | 8.52 |
Wall cladding; colour-coated, aluminium-faced composite panels; 25% glazing in aluminium-framed, sealed double-glazed units; flashings; accessories; including 140 mm thick blockwork backing wall | 7000 | m2 @ | £300 |
Curtain walling; silicone sealed double-glazed units; colour-coated aluminium framing; flashings; accessories | 1750 | m2 @ | £350 |
Extra for shopfront feature curtain walling to entrance areas | 100 | m2 @ | £150 |
Extra for triple glazing and increased depth of framing to airside curtain walling | 480 | m2 @ | £100 |
Louvre panels to plant areas; powder-coated aluminium | 250 | m2 @ | £250 |
Principal entrance doorsets; two double doorsets and windlobby; fully glazed; ironmongery; accessories | 6 | nr @ | £30 000 |
Aluminium-faced double doors and frames; powder-coated; vision panels; ironmongery | 10 | nr @ | £5,000 |
High-speed sectional doors to baggage handling; electrically operated; 3 x 4 m; including controls | 4 | nr @ | £6,000 |
Internal walls and partitions | 1 426 000 | 57.04 | 3.93 |
Insitu concrete shear walls; to stair cores and service risers; average 250 mm thick | 2500 | m2 @ | £85 |
Blockwork partitions; 140 mm average thickness; head restraint | 7700 | m2 @ | £45 |
Metal stud partitions; 5 m high; one layer impact-resistant board; one layer wallboard, each side; to public areas | 2500 | m2 @ | £60 |
Metal stud partitions; two layers wallboard, each side; to office areas | 1050 | m2 @ | £40 |
Metal stud partitions; shaftwall construction; two layers fireline board, one layer core board; one side only | 2000 | m2 @ | £80 |
Facia panel to ticket sales desks | 40 | m @ | £500 |
Fully glazed shopfronts; facia panel | 160 | m @ | £2,000 |
Toilet cubicle partitions | 50 | nr @ | £1,000 |
Melamine-faced, solid laminate access panelling to WCs and so on | 150 | nr @ | £500 |
Allowance for additional screens and partitions | item | @ | £50 000 |
Internal doors | 227 600 | 9.10 | 0.63 |
Flush doors to public areas; solid-core laminate/veneer-faced; hardwood frames; ironmongery; complete | 100 | nr @ | £900 |
Flush doors to administration areas; solid-core laminate/veneer-faced; hardwood frames; ironmongery; complete | 72 | nr @ | £800 |
Duct access doors | 100 | nr @ | £700 |
Allowance for additional services access panels | item | @ | £10 000 |
Wall finishes | 569 500 | 22.78 | 1.57 |
Independent wall lining; plasterboard lining to inner face ofexternal walls | 4600 | m2 @ | £30 |
Extra over plasterboard linings for laminate-finish wall panelling | 2500 | m2 @ | £5 |
Laminate-finished wall panelling; sub frame; to blockwork | 3700 | m2 @ | £25 |
Ceramic tiles; sand cement backing; to concrete or blockwork | 300 | m2 @ | £60 |
13 mm, two-coat lightweight plaster; two coats emulsion paint; to blockwork/concrete | 10 900 | m2 @ | £10 |
Two coats emulsion paint; to blockwork | 6650 | m2 @ | £3 |
Skim coat and two coats emulsion paint; to plasterboard | 5900 | m2 @ | £5 |
Wall protectors; stainless steel protective rails | 1500 | m @ | £100 |
Floor finishes | 848 900 | 33.96 | 2.34 |
Sand cement screed; average 40 mm thick | 5700 | m2 @ | £8 |
Granite terrazzo floor tiles; 300 × 300 mm; fully ground and polished; including allowance for skirtings, movement joints and brass division strips | 4600 | m2 @ | £80 |
Vitrified ceramic tile; 400 × 400 mm; bright finish; including allowance for skirtings and movement joints | 1100 | m2 @ | £60 |
Raised-access floor, carpet tile; to office areas | 800 | m2 @ | £65 |
Heavy duty carpet tiles; including allowance for skirtings | 2400 | m2 @ | £35 |
Vinyl floor tiles; levelling screed; including allowance for skirtings; to core areas | 2550 | m2 @ | £25 |
Extra for finishes to WCs | 400 | m2 @ | £45 |
Concrete hardener to concession shells, plant rooms and baggage handling; skirtings | 10 300 | m2 @ | £5 |
Allowance for additional floor finishes | item | @ | £50 000 |
Allowance for mats and matwells | item | @ | £50 000 |
Cost breakdown | |||
element cost £ | cost/m2 gfa £ | % of total cost | |
Ceiling finishes | 677 700 | 27.11 | 1.87 |
Suspended ceilings; open-grid ceiling; generally | 3400 | m2 @ | £70 |
Finish to roof soffit; generally | 8300 | m2 @ | £20 |
Suspended ceilings; metal pan tiles; lay in grid; to check-in, ticket sales and office areas | 1650 | m2 @ | £40 |
Suspended ceilings; mineral-fibre tiles; lay-in tiles; to core areas | 440 | m2 @ | £30 |
Extra for moisture-resistant ceiling tiles to WC areas | 400 | m2 @ | £5 |
Concrete sealant to concession shells, plant rooms and baggage handling | 8000 | m2 @ | £5 |
Extra for four-hour fire protection to areas of undercroft plantroom soffit | 500 | m2 @ | £65 |
Extra over ceiling finishes generally for acoustic treatment to mall/queuing areas | 6000 | m2 @ | £20 |
Furniture and fittings | 1 035 000 | 41.4 | 2.85 |
Check-in desks | 64 | nr @ | £2,500 |
Out-of-gauge baggage counter | item | @ | £25 000 |
Information and security desks | item | @ | £50 000 |
Ticket desks | 20 | nr @ | £3,500 |
Statutory and directional signage | item | @ | £150 000 |
Seating to check-in and departure lounge areas | 400 | nr @ | £200 |
Allowance for fixtures and fittings generally; to public areas | item | @ | £200 000 |
Allowance for furniture and equipment to check-in and ticket sales areas (excluding IT installations) | item | @ | £200 000 |
Allowance for fittings to back-of-house areas | item | @ | £100 000 |
Sanitary fittings | 51 100 | 2.04 | 0.14 |
WCs, urinals, washhand basins; generally | 150 | nr @ | £300 |
Allowance for fittings for disabled WCs | item | @ | £1,000 |
Cleaners’ sinks | 6 | nr @ | £350 |
Allowance for drinking water fountains | item | @ | £3,000 |
Disposal installations | 235 000 | 9.40 | 0.65 |
Rainwater disposal; cast iron downpipes and fittings | 25 000 | m2 @ | £3 |
Waste, soil and vent installation; PVCu pipework and fittings | 25 000 | m2 @ | £4 |
Allowance for pumped disposal from undercroft | item | @ | £60 000 |
Water installations | 225 000 | 9.00 | 0.62 |
Hot- and cold-water service; calorifiers; hot- and cold-water storage; distribution | 25 000 | m2 @ | £9 |
Space heating and air treatment | 4 827 500 | 193.10 | 13.30 |
Gas installation | item | @ | £20 000 |
Low-temperature, hot-water heating; boiler plant (4 MW); stainless steel flues; pumps and valves; distribution within plantrooms; insulation | 25 000 | m2 @ | £20 |
Low-temperature, hot-water heating; perimeter heating; low-temperature, hot-water elements and distribution | 25 000 | m2 @ | £10 |
Chilled water installation; chillers and cooling towers (total load 2500 kW); pressurisation unit; pumps and valves; distribution within plant rooms; insulation and trace heating | 25 000 | m2 @ | £22 |
Supply and extract ventilation; air-handling unit with heating and cooling batteries; ductwork in risers and plant rooms | 25 000 | m2 @ | £28 |
Supply and extract ventilation; displacement system; ductwork; grilles and diffusers; insulation; to public areas | 13 500 | m2 @ | £150 |
Air-conditioning; four-pipe fan-coil installation to office areas, check-in and so on; low-temperature, hot-water and chilled-water distribution; condensate drainage; fan-coil units; ductwork; insulation; grilles and diffusers | 1650 | m2 @ | £100 |
Allowance for services to communications rooms | item | @ | £50 000 |
Mechanical ventilation to baggage handling and plantrooms | 7400 | m2 @ | £45 |
Toilet extract installation | 25 000 | m2 @ | £5 |
Allowance for smoke extract to public areas, roof level extract | 13 500 | m2 @ | £5 |
Extra over mechanical ventilation for smoke extract to baggage handling | 4200 | m2 @ | £10 |
Electrical installations | 3 751 800 | 150.07 | 10.34 |
HV Switchgear; 5 MVA, transformers, HV cable, LV switchgear | item | @ | £1 000 000 |
Standby generation; essential services only; 1750 kVA | item | @ | £350 000 |
Mains and sub-mains installation | 25 000 | m2 @ | £15 |
Small power distribution | 25 000 | m2 @ | £10 |
Lighting and luminaires to public areas | 13 500 | m2 @ | £80 |
Lighting and luminaires to check-in, ticket sales and offices | 1650 | m2 @ | £55 |
Lighting and luminaires to core, plant and baggage-handling areas | 10 650 | m2 @ | £40 |
Emergency lighting installation | 25 000 | m2 @ | £5 |
Power to mechanical services | item @ | m2 @ | £55 000 |
Lift installations | 860 000 | 34.40 | 2.37 |
21-person, electro-hydraulic lift serving two floors; 0.6 m/s | 2 | nr @ | £90 000 |
2000 kg goods lift; serving three floors | 2 | nr @ | £100 000 |
Escalator; 0.5 m/s, 1000 mm step width; glass balustrade; 5. 2 m rise | 4 | nr @ | £120 000 |
Protective installations | 578 000 | 23.12 | 1.59 |
Lightning protection | 25 000 | m2 @ | £2 |
Earthing and bonding | 25 000 | m2 @ | £2 |
Sprinkler installation; storage tank, pumps and riser pipework; capped-off valves | 25 000 | m2 @ | £12 |
Extra for sprinkler distribution pipework to baggage-handling areas | 4200 | m2 @ | £15 |
Allowance for dry riser and hosereel installations | item | @ | £100 000 |
Fire suppression installation to communications room | item | @ | £15 000 |
Communications installations | 2 400 000 | 96.00 | 6.61 |
Fully addressable fire and smoke detection and alarm system | 25 000 | m2 @ | £18 |
Voice/public-address system with interfaces to flight information, fire and security systems | 25 000 | m2 @ | £10 |
Intruder detection | 25 000 | m2 @ | £5 |
Allowance for security, CCTV and access control | 25 000 | m2 @ | £20 |
Wireways for telephones, data and structured cable | 25 000 | m2 @ | £5 |
Structured cable installation, linking check-in, ticket desks and security control points | 25 000 | m2 @ | £18 |
Allowance for flight information display system; 100 LED displays, 150 monitors | item | @ | £500 000 |
Special installations | 750 000 | 30.00 | 2.07 |
Building management system | 25 000 | m2 @ | £30 |
Baggage handling installation | excluded | ||
Builder’s work in connection | 410 000 | 16.40 | 1.13 |
Forming holes, chases and so on, allow 3% | item | @ | £410 000 |
Preliminaries and contingencies | 5 357 000 | 214.28 | 14.76 |
Contractor’s overheads, site establishment and site supervision, allow 12% | item | @ | £3 711 000 |
Allowance for commissioning management | item | @ | £100 000 |
Contingency sum, allow 5% | item | @ | £1 546 000 |
Total construction cost – building only | 36 285 600 | 1451.42 | 100 |
Regional variations | |
All costs in this article are based on schemes in the South-east and should be adjusted by the following location factors for projects in other areas. | |
Inner London | 1.10 |
Outer London | 1.04 |
South-west | 0.95 |
East Midlands | 0.93 |
West Midlands | 0.95 |
East Anglia | 0.95 |
Yorkshire and Humberside | 0.93 |
North-west | 0.98 |
Northern | 0.93 |
Scotland | 0.96 |
Wales | 0.94 |
Northern Ireland | 0.82 |