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大沙沟净水厂分别于1989年和1997年分两期建设投产运行,随着国家《城市供水水质标准》(CJ/T 206—2005)和《生活饮用水卫生标准》(GB 5749—2006)的颁布实施,老水厂产水量低和出水水质差等问题日益突出。因此,采用先进技术、设备对老水厂进行改造势在必行。着重介绍了大沙沟水厂改造前后的水量水质、改造方案的选择、施工要点,并分析了改造后大沙沟水厂的运行效果、社会效益和经济效益。
Dashaogou water purification plant was put into operation in two phases in 1989 and 1997, respectively. With the national “Urban Water Quality Standards” (CJ / T 206-2005) and “Drinking Water Quality Standards” (GB 5749-2006 ) Promulgated and implemented, the old waterworks low water quality and poor water quality problems have become increasingly prominent. Therefore, the use of advanced technology and equipment to transform the old water plant is imperative. The water quantity and water quality before and after reconstruction of Dashagou Water Plant, the selection and reconstruction of Dashaogou Water Plant were introduced. The operation, social and economic benefits of Dashagou Water Plant after the reconstruction were analyzed.