Procurement: Building services | Features

Indicative costs of building services installations
Indicative specification	Indicative cost (£/m² gifa)
Commercial offices for selling on to the investment market
Building completed to shell and core with category A fit-out. Naturally ventilated with LTHW heating	270-285
Extra for enhancements for owner occupier or investor/developer	30
Building completed to shell and core with category A fit-out. Mechanically ventilated with two-pipe fan-coil and LTHW heating	455-470
Extra for enhancements for owner-occupier or investor/developer	75-85
Healthcare buildings
District general hospital, including medical gases, standby generation and nurse call systems; LTHW perimeter heating; extent of mechanical ventilation and cooling varies	450-640
Private hospital. Including medical gases, standby generation and nurse call systems; Air-conditioning	645-715
Arts buildings
Museums and galleries. Naturally ventilated with LTHW heating	330-370
Extra for air-conditioning	190-210
Performing arts buildings. Naturally ventilated with LTHW heating	580-640
Extra for air-conditioning	120-145
Retail buildings
Shopping centre; naturally ventilated open arcade, rate based on floor area of landlord’s accommodation	295-325
Shopping centre; air-conditioned, enclosed mall, rate based on floor area of landlord’s accommodation	515-565
Department store shell; air-conditioned	370-410
Hotels and residential
Four and five-star hotels; air-conditioned with four-pipe fan-coil units; life safety standby generation	750-840
City-centre apartments; LTHW heating	430-540
High-quality city-centre apartments; LTHW heating; localised cooling; centralised kitchen and bathroom extract	600-700
The above are costs for building services installations, suitable for estimates produced at RIBA stages A and B. Costs include services contractors’ on-costs, overheads and profit and builders’ work but exclude: specialist installations such as catering equipment, exhibition and show lighting; lift and conveyor installations; external services and services connections; main contractor overhead and profit, preliminaries and contingencies; professional fees; VAT; inflation beyond 2nd quarter 2007. Costs are based on an outer London location in 2nd quarter 2007, for a large-scale competitively procured project.