Site 3: Case Study Austria
Vienna , Austria
SQUARE One is a multifunctional office building located in Vienna and was completed in 2017. The property houses an internationally rented office quarter.
The plot area is 9,046 m², the total gross floor area is around 55,300 m2, with two underground floors, ground floor, five upper floors, and the attic floor.
The ground floor includes the main entrance lobby, spaces for special uses (branch bank, supermarket, restaurant, vehicle registration office), waste disposal rooms and various building services and ancillary rooms. The upper floors are intended to accommodate offices and, if necessary, special uses with their ancillary rooms. In addition to the underground car park, the basement floors house the building services, storage and functional rooms (district heating, district cooling).
The Energy Performance Certificate has the rating A for Energy Efficiency and B for CO2. The building also holds a DGNB Platin Certificate.
The building is equipped with a demand-controlled ventilation system, is connected to the Wien Energie district heating and cooling system and has a photovoltaic system on the roof (total area 912.80 m²; 140.00 kW-Peak). The energy consumption for heating, cooling and ventilation is monitored separately and at sub-level. The building automation and control system regulates, controls, operates and monitors the technical systems in the building.
Photo Credit: © Studio Menzl