| China is a vast, disaster-prone countries,the Tangshan earthquake in 196, the 1998 flooding of the Yangtze River , the "atypical pneumonia" in 2003, the big snowstorm of the South china and the 5.12 Sichuan earthquake in 2008, the earthquake in Yushu in Qinghai and Gansu Zhouqu large debris flow in 2010 And so on, each time disasters causing all the great loss of life and property.Over the years, the cities put more focus on urban economic development, but the urban construction and security-related research has lagged far behind the pace of economic development and related construction and research are also more concentrated in the developed eastern cities, only litter research does on urban disaster prevention and mitigation of the west china, especially under the Shaanxi North geographical environment.In recent years, with the coal, oil and natural gas's mining, it greatly promoted the urbanization in the region, but the cramped space makes the "building into the ditch", "building up the hill" become a common phenomenon, and it also changed the original cave-based construction model, replaced by a modern new high-rise buildings, so that the residential security mode which used in a thousand years has been changed, also all of these contributed to urban development brings a range of security risks. From the establishment of a "Safe City" point of view, the urban open space is put into the city's comprehensive disaster prevention and mitigation system, and gives full play to urban open space in the role of disaster prevention and mitigation.The open space under the combination of peacetime and disaster put the disaster prevention first ,but also take account the unusually use , it put various types of open space the city into urban disaster prevention system not only could meet the residents'daily entertainment need and beautify the city environment, but also build the city's basic security. Prevention-oriented Functional of urban open space is not only a change in mind, but also a further improvement in the function of open space .Under the reality of China's national conditions and do research on the relevant results of Japan and European countries, this paper do the analysis, summarize and evaluate to the larger disaster which influence the cities most, start from the urban disaster prevention planning, do research on the Urban open space system composition and configuration requirements, planning principles, and clear the properties and functions of open space under the view of combinated use of peacetime and disaster .This paper considers the reality of China's national conditions, research and learn from Japan and European countries'relevant results, start from the urban disaster prevention planning, analysis and research combined level disaster-related characteristics of urban open space to clarify its role, status and property; and at the same time, do the research on cities, urban open space under the Northern Shaanxi, then take Ganquan county which is the regional representative small valley city for example, and define the urban highly frequent occurrence disaster and the time range of this study; in the light of the New City of Beichuan, county town of Wenchuan, Beijing Yuan Dynasty City Wall Relics Park, this paper do research and study for a small valley in the northern regions disaster in city open space with the layout of the city , location, location, venue, facilities planning strategies from the view of the overall layout and the city planning, summarizes the planning process and build the corresponding points;Finally, take the Ganquan county as the concrete research object, discuss the planning strategies and methods of guanquan county's open space which considering both peach time and disaster from the macro and micro levels view, and strive for playing a guide role for the future safety of northern Shaanxi towns in the city planning and construction and to protect the safety of the city further. |
PDF Full Text Request