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随着城市建设的发展,供水管网所处的地形地貌变化和供水管网的增加较快,在管网管理工作中存在管道确认不清、管网资料收集整理不齐全等现象,有些资料只存在于个别有经验的人员头脑里。而各类供水管线资料以及相关的维修记录、施工记录、施工图、竣工图等资料多数以纸介质的形式存放,普遍存在情况不清、资料不全、精度不准问题。
With the development of urban construction, the topographic and geomorphological changes in water supply pipe network and the rapid increase in water supply pipe network, the unclear pipeline identification and incomplete collection and management of pipe network data, some of which Exist in the minds of some experienced individuals. The various types of water supply pipeline information and related maintenance records, construction records, construction drawings, drawings and other information most of the paper in the form of media storage, the prevalence of unclear, incomplete information, accuracy is not allowed to question.