The 90 Long Acre redevelopment scheme consists of a major refurbishment and extension of the existing 1980s building. The development is an 8 storey building comprising 20,988m² (NIA) of office area and 1,903m² of retail (A1,D1,D2 and SG) area located on lower ground – and upper ground floors.
The office HVAC consisting of a mixed-mode design with openable façade elements allowing for natural ventilation and cooling when available to the perimeter zones. Hot water for space heating is provided by air source heat pumps and chilled water for cooling is generated via air cooled chillers. Multi function heat recovery air source heat pumps are utilised during simultaneous heating and cooling conditions for high efficiency operation.
The 47,900ft² area of The Smithson building in Farringdon was refurbished to high quality office accommodation, for which Watkins Payne supplied building services engineering, vertical transportation engineering and energy consultancy to achieve an EPC B rating. The refurbished area is spread across basement and ground floor.
Saffron House was refurbished to provide 38,000ft² of high quality office accommodation. Watkins Payne supplied building services engineering which saw the 1st, 2nd and the 3rd floor including the ground floor reception of Saffron House converted into open plan office areas and reception.
The project also involved the refurbishment of the reception space and improvement of the cycle store entrance and wayfinding at basement level.
Watkins Payne carried out the Independent Design Review role for 2 Aldermanbury Square, a redevelopment of the existing City Place House located at 55 Basinghall Street.
Unit 3 at Dorking Business Park has just received Practical Completion following a comprehensive refurbishment.
All MEP systems within One Hanover Street are being fully replaced, with new services distributed through the upgraded risers to each office floor. The refurbished building will benefit from high-efficiency heat-recovery systems, LED lighting throughout, intelligent lighting controls, a common network system and new fan-coil units among other modern building services upgrades.