Life cycle assessment of a residential building in Suzhou

BEES that was developed in USA were selected to study a residential building in Suzhou.The boundary of the study included the preparation phase of building materials,construction phase,operation phase,the demolition phase and the waste disposal stage.According to the building's structure,the demands of a variety of building materials were calculated and the input and output in every stage of the building life cycle were found and the inventory data of the building with a function unit were integrated.The impact assessment was carried out using BEES,with our own conditions.The result shows that the operation phase causes the biggest environmental impact in different life-span of the building.