Design And Research Of Roof Garden In Changsha City

At present, with the constant improvement of the economic level, the acceleration of the urbanization process, the people contradiction is constantly rising, land area of the city ground can be green is in reducing unceasingly, the city’s existing green space and quantity for per capita is increasingly unable to meet the urban residents’use demand, so, green from the land into the sky, three-dimensional development trend has become increasingly apparent. And the emergence of the roof garden, reasonably use and distribute the city upper space, provides a more leisure, entertainment and communication space for people who are far away from village, and timely satisfied people to "green ecological, healthy and harmonious" living life needs, to delay the degradation of the whole urban green ecology system has extremely important significance.In order to be able to more widely aroused the concern of the society from all walks of life to the construction of roof garden home and better improve the city’s ecological environment and human life, the paper chooses Changsha roof garden as the research starting point, through the theoretical research, field investigation, case study ect methods, to the design of Changsha roof garden has carried on the thorough analysis and discussion. Thereinto, the core conclusions of the paper studies are as follows:First of all, through the summary of existing theoretical knowledge and the investigation and understanding of Changsha area roof garden construction situation, found that the Changsha roof garden construction existed the old legacy history problems, and also roof landscape design, engineering construction, programming and other issues, the solution of these problems is the key to improve the roof garden construction situation in Changsha city.The next, standing in the point of view of human nature, to Changsha typical roof garden project carry on the rational analysis and summary, at the same time, to a Changsha residential area garage roof garden construction carries on the actual design and discussion. In view of the actual investigation, and puts forward personal suggestions and opinions, hoping to the promotion of Changsha roof garden have a positive and favorable effect.In conclusion, the paper based on the practice, combined theory and the advanced concept of other countries and regions, did actual data collection and conclusion for Changsha rooftop garden designed situation, pointed out the problems and deficiencies, and according to the project site, construction condition carried on design discussion, the sustainable development of urban green space system in Changsha has important guiding significance, also for reference for the planning and design of roof garden in Changsha city.