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Policy model

Publish date:2020/07/10 Click count:780 次

In December 12, 2013, when Xi Jinping delivered a speech at the central urbanization work conference, he first put forward that to solve the city's water shortage problem, we must comply with nature, give priority to the drainage of natural forces, and build "sponge city" with natural accumulation, natural infiltration and natural purification.

In October 2014, the Ministry of housing and urban rural development issued the first technical document for sponge city construction, technical guide for sponge city construction - Construction of rainwater system for low impact development (Trial), which specifies the implementation path, measures and standards of sponge city construction.

In 2015 and 2016, the Ministry of finance, the Ministry of housing and urban rural development and the Ministry of water resources carried out two batches of national sponge city construction pilot projects supported by the central government, and 30 pilot cities were selected through competitive evaluation. Beijing Urban sub center was selected as the second batch of pilot cities in 2016.

On October 11, 2015, the general office of the State Council issued the guiding opinions on promoting the construction of sponge city to deploy and promote the construction of sponge city. By 2020, more than 20% of the built-up area of the city will meet the target requirements; by 2030, more than 80% of the built-up area of the city will meet the target requirements. Encourage powerful scientific research and design units, construction enterprises and manufacturing enterprises to combine with financial capital, establish enterprise groups or consortia with comprehensive business capabilities, and use general contracting and other means to coordinate and implement sponge city construction related projects, so as to give full play to the overall benefits.

On February 2, 2016, several opinions of the State Council on further promoting the construction of new urbanization put forward that sponge city construction is an important content of new urbanization construction. On February 6, 2016, the CPC Central Committee and the State Council issued several opinions on Further Strengthening the management of urban planning and construction, which further required to make full use of natural mountains, lakes and wetlands, cultivated land, woodland, grassland and other ecological spaces to build a sponge city. On December 5, 2016, the notice of the State Council on printing and distributing the ecological and environmental protection plan for the 13th five year plan was issued, which once again clearly required to promote the construction of sponge city.

On March 5, 2017, Premier Li Keqiang stressed in his government work report to promote the construction of sponge City, so that the city has both "face" and "interior". In May 2017, the national development and Reform Commission and the Ministry of housing and urban rural development jointly issued the 13th five year plan of national urban municipal infrastructure construction, which included sponge city content in infrastructure construction for the first time. So far, the construction of sponge city has entered a period of implementation.

The 13th five year plan of Beijing proposes to speed up the construction of "sponge city", improve the urban flood control system of "West storage and East drainage, north-south flood diversion", scientifically plan and construct drainage system, promote the construction of permeable roads, sunken green space and grass planting side ditches in accordance with the principle of "infiltration first, detention storage later, and then discharge", and complete the dredging and treatment of small and medium-sized rivers, so as to retain rainwater It can be sorted out. In 2017, the built-up areas of central city and new town will basically eliminate black and odorous water bodies.

Beijing urban master plan (2016-2035) points out that new technologies and new concepts such as sponge City, comprehensive pipe gallery and smart city are integrated and applied to realize the healthy development of urban functions and the improvement of supporting facilities. To ensure water safety, prevent and control water pollution, protect water ecology, build sponge City, implement the management and control strategy of sponge city construction zone, comprehensively take measures such as infiltration, detention, storage, purification, use and drainage, increase the proportion of rainfall on-site consumption and utilization, reduce the risk of urban waterlogging, and improve the comprehensive ecological environment of the city. By 2020, more than 20% of the urban built-up areas will be able to absorb and utilize 70% of the rainfall, and by 2035, more than 80% of the urban built-up areas will be expanded.

On December 4, 2017, the Beijing Municipal People's government issued the implementation opinions on promoting the construction of sponge city to comprehensively promote the construction process of sponge city in Beijing.