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| FLOOR | AVAILABILITY | USE | SQ FT | SQ M |
| 8 | Let | Office | 19,963 | 1,855 |
| 7 | Let | Office | 22,187 | 2,061 |
| 6 | Let | Office | 23,492 | 2,183 |
| 5 | Available | Office | 23,486 | 21,82 |
| 4 | Available | Office | 23,673 | 2,199 |
| 3 | Available | Office | 24,419 | 2,198 |
| 2 | Let | Office | 24,492 | 2,275 |
| 1 | Available | Office | 24,098 | 2,268 |
| GROUND | Available | Reception | 10,402 | 966 |
| MEZZANINE | Available | Storage | 2,200 | 204 |
| LG | Available | Office | 14,703 | 1,366 |
| Storage | 372 | 35 | ||
| BASEMENT | – | Storage | 2,485 | 231 |
| TOTAL | 213,115 | 19,799 |
ENERGY
Energy efficient lighting and heating, a dual-fuel boiler and an array of photovoltaic panels on the roof serve to reduce the amount of energy required by the building.
TRANSPORT
The building benefits from the area’s excellent public transport links, and further encourages green transport through the provision of 130 bicycle spaces and shower facilities for cyclists.
ECOLOGY
Green roofs attenuate the flow of rainwater, while bird boxes and bat boxes promote the biodiversity of the local area.
WATER
A focused approach to reducing water demand includes dual-flush toilets, aerated tap fittings and water efficient showers.
HEALTH & WELLBEING
Ventilation, lighting and acoustics are all designed to maximise occupier comfort.
BREEAM “EXCELLENT”
Sixty Threadneedle Street has been awarded a BREEAM “Excellent” rating. The best possible standard for environmental performance.
The BREEAM assessment is a measure a development’s efficiency in design and operation, including carbon emissions, sustainable sourcing of construction materials, recycling, transport integration, water use and energy consumption amongst others.
DIMENSIONS
Floor to Ceiling Heights
Trading (Levels 1 & 2): 3.00m
Offices (Levels 3 to 8): 2.75m
RAISED FLOOR VOIDS
Trading (Levels 1 & 2): Average overall depth of 300 mm
Offices (Levels 3 to 8): Average overall depth of 150 mm
Planning Grid 1.5 m
AIR CONDITIONING
Four Pipe Fan Coil System
DESIGN PARAMETERS
External Conditions:
• Summer 29°C dry bulb, 20°C wet bulb
• Winter -4°C saturated
Internal Conditions:
• Summer 22°C +/– 2°C
• Winter 22°C +/– 2°C
Fresh air 16 litres per second per person
COOLING CAPACITY
Trading (Levels 1 & 2)
Lighting: 15 W/sq m
Small Power: 80 W/sq m
Additional Cooling Capacity: 15 W/sq m
Offices (Levels 3 to 8)
Lighting: 15 W/sq m
Small Power: 25 W/sq m
Additional Cooling Capacity: 3.75 W/sq m
OCCUPANCY
Trading (Levels 1 & 2): 1 person per 7 sq m
Offices (Levels 3 to 8): 1 person per 10 sq m
ELECTRICAL
Lighting
LG7 compliant recessed fluorescent light fittings with illuminance of 350-400 lux at desktop
Small Power
Trading (Levels 1 & 2): 80 W/sq m
Offices (Levels 3 to 8): 25 W/sq m
Standby Power
Life safety systems standby power is provided by a 0.65 MVA generator located in the basement
There is an area within the plant enclosure at roof level for the location of tenants’ standby generators
LIFTS
| Lift | Number/SizeSpeed | Speed |
| Passenger (LG to 8) | 6 x 26 person | 2.5 m/sec |
| Goods (B to 8) | 1 x 2,000 kg | 1.6 m/sec |
| Car | 1 x 4,750 kg | |
| Cycle | 1 |
The goods lift and one passenger lift combine as firefighting lifts.
One passenger lift serves the basement for direct access to the car park.

