BOE FM - Asbestos Consultancy

At Threadneedle street the building services ventilation and pipework systems are distributed from the central plant areas by means of horizontal service tunnels connected to vertical service shafts rising through the building. The tunnels and shafts are used as a means of air distribution from the central supply and extract ventilation systems and are a mixture of concrete and brick construction. They are part of the original building constructed in the 1920/30s. Prior to the works commencing the tunnels and shaft...