Investigation And Optimization Design Of The Residential District Greening Situation Of Xi’an "Full Basement"

Along with our country city and the continuous progress of the process, the development of social economy, the construction of residential areas in Xi’an city in recent twenty years has ushered in rapid development, the volume of the city continues to increase, the building floor to continuously develop, and the building density is also increasing, which makes the building construction land outside the land area on the other hand, declining; private cars in China soared to parking land increasing, and need some other functions, so the part of the city function, including the ground parking lot underground become a major trend in the development of the city, the basement area increased rapidly, the basement roof covering the green as an important part of the landscape design.Xi’an residential building design basically uses a full basement pattern. Under this model, the basement roof design of residential group green environment, such a group environment and natural landscape design of landscape environment is essentially different, with the passage of time, environmental situation Mantang basement, underground garage roof also appeared in the different effects, some and the design of the original have great discrepancy, some residential group environment has not sustainable, some are not up to the expected at the initial stage of the construction, some with the construction itself also produced a contradiction. Landscaping to improve the city’s ecological environment, beautify the city image, plays an important role in promoting the sustainable development of the city. In urban land shortage, space congestion, high land price, optimize the underground building roof greening soil and can play a double benefit of construction land, this paper for Xi’an Mantang basement residential district green groups of were thoroughly investigate the system, expected to find out the reasons, to explore the improvement of Mantang basement residential group environment strategy.