In the process of certification the models of computer simulation of natural illumination and energy consumption were used. In addition, the total carbon footprint of the project throughout its life cycle was calculated, which in itself is an innovative methodology for evaluating the interaction of the building with the environment. The project scored the highest points on BREEAM in the categories Health and Well-Being, Transport Accessibility and Economical Water Consumption.
The experience of certification of this unique architectural project has shown that quality architecture is often not enough to achieve high ratings.
It is important not only to design quality, but also to observe all measures related to the environmental organization of research, design and construction.
User characteristics Particular attention was paid to creating a comfortable environment when designing the building. During the sketch phase, a special study was carried out to plan acoustic comfort inside the building, and the insolation of all rooms was also taken into account.
Specialists considered various options for orientation of the building in space, and as a result, architects were able to achieve the maximum insolation for 100% of jobs (Fig. 2). The negative impact of the building's shading of the surrounding buildings was also reduced (Fig. 3). The design of the office building provides for a reduction in the total number of columns in all rooms, which allows for a variety in the organization of space of each office, freedom in the choice of layout and placement of equipment and furniture.
Room layouts allow for the arrangement of workstations with a view of the street for all employees, which reduces the risk of eye diseases, provides communication with the world around them and helps to increase productivity. The surface of the ceilings in almost all rooms is not disturbed by protruding beams, which provides greater ceiling height and increases the depth of daylight penetration.
The quality of the visual environment directly depends on artificial lighting, for the planning of which international best practices - EN 12 464 standard - have been applied.
This standard not only takes into account such indicators as the illuminance of the work surface, but also the unevenness of the light, the colour rendering index, the zoning of the lighting control and the glossiness of the luminaires.
A mechanical ventilation system ensures air exchange in rooms, and there are also windows that can be opened for ventilation. The quality of the indoor air largely depends on the environmentally friendly finishing materials used. This is due to the emission of pollutants inside the building for a considerable period of time. Emissions of toxic substances have a carcinogenic effect and can accumulate in the body, which is very harmful to human health.
To reduce this effect, materials with a reduced VOC content are used in the office building. The air conditioning and ventilation system complies with international standards for reducing the risk of legionellosis in buildings.
In order to ensure a comfortable working environment in the building there are small common kitchens for all tenants. Each kitchen has a flowing cooler, which provides clean drinking water for all comers. Flowing coolers are good not only because they provide a continuous supply of cold and hot drinking water, but also because the result is a reduction in carbon emissions from the transportation of bottled water. In addition, such coolers are considered more hygienic, as they are more carefully maintained than coolers designed for ordinary bottled water. The water supply system in the building is equipped with water filtration and softening equipment. The uninterrupted water supply tank is treated with a special antibacterial coating.
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