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| Phoenix Natural Gas final cost plan | ||||
| Actual construction cost | Ìý | |||
| Trade Package | Totals | £/³¾2 | % | Specification |
| Piling | £75,461 | £15.80 | 1.49 | driven deep-pile foundations |
| Enabling works | £261,000 | £54.65 | 5.15 | brownfield site reclamation |
| Superstructure | £511,250 | £107.05 | 10.09 | in-situ concrete frame on a 7.5 m2 grid, with self-finished precast concrete coffered floor planks |
| Lift installation | £59,448 | £12.45 | 1.17 | two 8-person 630 kg lifts |
| Cladding/glazing | £876,135 | £183.45 | 17.29 | silver anodised aluminium cladding system with integral fixed horizontal shading and opening windows, incorporating low-emissivity double-glazing |
| Structural steelwork | £113,155 | £23.69 | 2.23 | steel frames for atrium with horizontal steel trusses for curtain walls |
| Lightning protection | £14,550 | £3.05 | 0.29 | Ìý |
| Groundworks | £222,500 | £46.59 | 4.39 | contaminated fill capped with a gas membrane plus a methane ventilation system |
| Roof finishes | £134,000 | £28.06 | 2.64 | roof membrane bonded and hot applied to a roof screed |
| M&E installation | £1,337,673 | £280.08 | 26.40 | mechanical displacement ventilation with air filtered and cooled by a roof-mounted condenser. Heating by low-pressure hot water radiators at the perimeter and heated floor in the atrium. A heat-recovery plant relaims up to 80% heat from return air in winter. High-efficiency fluorescent lighting incorporating light and presence detection to save energy |
| Metalwork | £73,745 | £15.44 | 1.46 | Ìý |
| Raised flooring | £162,039 | £33.93 | 3.20 | full-access raised floors in offices provide a clear floor void of 450 mm to house flood wiring and supply air plenum |
| Internal glazing | £47,706 | £9.99 | 0.94 | Ìý |
| Internal partition/drylining | £123,000 | £25.75 | 2.43 | Ìý |
| Internal joinery | £142,665 | £29.87 | 2.82 | Ìý |
| Fittings | - | - | - | Ìý |
| Screeds | £36,000 | £7.54 | 0.71 | Ìý |
| Ceramic floor and wall tiles | £29,572 | £6.19 | 0.58 | Ìý |
| Landscaping | £20,027 | £4.19 | 0.40 | Ìý |
| Decorations | £73,730 | £15.44 | 1.46 | Ìý |
| Flooring finishes | £75,750 | £15.86 | 1.50 | Ìý |
| Blinds | £61,970 | £12.98 | 1.22 | internal venetian blinds are manually operated. Fabric blinds to the atrium and entrance area automatically respond to sunlight |
| Data installation | £49,891 | £10.45 | 0.98 | Ìý |
| Security | £52,933 | £11.08 | 1.04 | Ìý |
| AV installation | - | - | - | Ìý |
| BMS Enhancement works | - | - | - | Ìý |
| Fencing | £3,432 | £0.72 | 0.07 | Ìý |
| Labour supply | £17,942 | £3.76 | 0.35 | Ìý |
| Material supply | £3,556 | £0.74 | 0.07 | Ìý |
| Cleaning | £8,891 | £1.86 | 0.18 | Ìý |
| Access towers | £4,160 | £0.87 | 0.08 | Ìý |
| Acoustic boarding | £5,977 | £1.25 | 0.12 | Ìý |
| ºÚ¶´ÉçÇø costs | £4,598,158 | £962.76 | 90.76 | Ìý |
| Prelims and Pre-commencement fee | £399,626 | £83.67 | 7.89 | Ìý |
| Prime cost items | £14,623 | £3.06 | 0.29 | Ìý |
| Contingency expenditure | £53,827 | £11.27 | 1.06 | Ìý |
| Final account total | £5,066,234 | £1,060.77 | 100.00 | Ìý |
| 4776 m2 total gross internal floor area of offices and cafeteria on three floors, plus open car parking for 153 cars, 22 vans and 14 bicycles | ||||
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