三峡库区山地城市排水体制和管网方案的选择

The hilly urban drainage system and drainage pipe net layout selection in the Three Gorges Reservoir region

通过对三峡库区山地城市排水管网的现状分析,并结合山地城市特殊的地形特点,确定了山地城市的排水体制;重庆是典型的山地城市,以唐家沱污水处理厂管网布置为例,具体分析了山地城市排水体制和管网布置方案的选择,通过对方案的经济、技术、施工等方面详细对比,选择了最优方案。

According to the analysis of the current hilly urban drainage pipe system in Three Gorges Reservoir region and the topography features of hilly city,the drainage system for hilly city was established.Taking Tangjiatuo Wastewater Treatment Plant pipe network layout as an case study because Chongqing is a typical hilly city,this paper made a concrete analysis of the drainage system and pipe network layout selection in hilly city and selected the best plan by the comparisons about the economy,techniques and construction conditions.