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Technical iinformation
Farnborough Airport, Hampshire Ìý
Engineering data Ìý
Gross floor area Ìý
ground 595 m2
first floor 391 m2
sub-equipment level 50 m2
VCR 50 m2
Net usable area Ìý
ground 576 m2
first floor 365·4 m2
sub-equipment 26·3 m2
VCR 26 m2
Plant rooms 130 m2
Contract detailsÌý
Tender dateAugust 2001
Form of contract Two stage main contract, m&e traditional single stage
Contract period December 2001 to January 2003
Was National Engineering Specification used on this project? Yes
External design conditionsÌý
Winter -5 °C, 90% rh
Summer (a/c) 28°C db, 20°C wb
Internal design conditionsÌý
Winter 21°C +/-2°C, 50% rh +/-20%
Summer (non a/c) No control
Summer (a/c) 23°C +/-2°C, 50% rh +/-20%
Circulation and toilets Winter 21°C +/-2°C
U-Values Ìý
Walls 0·27 W/m2K
Floor 0·35 W/m2K
Roof 0·29 W/m2K
Glazing 1·9 W/m2K
Structural detailsÌý
Slab thickness 250 mm
Clear floor void 350 mm
Floor to ceiling varies
Ceiling zonevaries
Net services zone: 250-300 mm
Live load 5 KN/m2
Dead load 1 KN/m2
Occupancy Ìý
Offices one person/10 m2
Meeting room 12 persons
Noise levelsÌý
Offices NR 30
Toilet and circulation NR 40
External breakout limits NR 50 1·5 m from louvre face
BREEAM rated? NO
VentilationÌý
Scheduled supply air temperature 18°°ä
Room temperature 18°°ä minimum, 25°C maximum
Fresh air 12 litres/s/per person
Maximum recirculation 100% fresh air
Filtration EU category EU5
Primary air volumes Ìý
AHUs at 1·555 m3/s supply
AHUs at 1·018 m3/s extract
Distribution circuits Ìý
LTHW 82°C flow, 71°C return
RefrigerantR407c
Electrical supplyÌý
Transformers 500 kVA
UPS system 80 kVA
Standby power 380 kVA
Lux levelsÌý
Office 300-500
Conference 300-500
Toilets 150
Circulation areas 200-300
LiftsÌý
Passenger 8 person, 1 m/s