城市防洪排洪规划重要因素探讨

对城市防洪排洪规划而言,"内河"与"外江"应赋予其不同的意义,文章对其进行新的界定。城市防洪排洪规划要确定防洪标准,本文通过分析论述,提出针对一个城市各条河流、溪流其设计防洪标准应分别确定,主要从汇水面积、其保护对象重要程度和人口多少等方面考虑确定。本文还针对福建城市地形特点,分析强调了采用高地自排对降低城市排洪压力,提高城市安全度的重要意义。

Urban flood control drainage planning important attribute discussion

Urban flood control drainage planning,"Inland river" and "Outside river" should be given different meanings,a new article on the definition.Urban flood discharge planning to establish flood control standards,expositions of this paper,against the city of rivers,streams flood control design standards should be separately identified from the main catchment area,its object the protection of the population and the number of the important areas identified consider. Fujian cities are also against the topographical features,analysis and emphasizes "specialty drainage when highland" to reduce pressure on urban drainage,improve urban safety significance.