城市给排水和大型工业生产供水,多数采用大管径钢筋混凝土管或钢管,管路发生泄漏时,停水维修不仅严重影响城市居民生活,而且工业生产、消防用水也要中断。下面介绍一种大直径钢筋混凝土管及钢管发生泄漏时不停水维修的方法。一、维修准备 Most urban water supply and drainage and large-scale industrial production water supply use large-diameter reinforced concrete pipes or steel pipes. When the pipeline leaks, the maintenance of water stoppage will not only seriously affect the life of urban residents, but also the water for industrial production and firefighting. The following is a description of a large-diameter reinforced concrete pipe and method of continuous maintenance when the pipe leaks. First, maintenance preparation