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随着深圳特区社会和经济的发展,大沙河成为境内具有鲜明城市特点的河道。为了满足城市河道行洪和美化环境的要求,按照上游以蓄为主、中下游以排为主的原则,对大沙河进行了高起点、高标准的综合治理规划。在治理规划中,将防洪工程与城市环境美化融为一体,充分利用原有排洪河道,将原来不规则天然冲沟和漫滩式的河道改造成为平面布置平顺、河道断面规整、能顺利排泄200年一遇洪水的河道,大大地美化了环境,取得了较大的社会、经济和生态的综合效益。
With the social and economic development of the Shenzhen Special Economic Zone, Dashahe has become a river with distinctive urban features in the territory. In order to meet the requirements of flood control and beautification of urban rivers, according to the principle of storing mainly in the upper reaches and arranging drainage in the middle and lower reaches, Dashahe conducted a comprehensive high-standard and comprehensive treatment plan. In the governance plan, the flood control project will be integrated with the urban beautification and beautification. The existing flood discharge channel should be fully utilized to transform the original irregular gutter and floodplain into a smooth layout. The river section should be well-drained and smooth After 200 years of flooding, the river system has greatly beautified the environment and achieved greater social, economic and ecological benefits.