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本文通过对河南省段输水管道穿越南水北调中线总干渠的现状及对总干渠的影响进行分析,提出了独立式跨越、借助式跨越、直埋式穿越、廊道式穿越等几种输水管道穿越南水北调中线总干渠的穿越方式,并对各种穿越方式的优缺点、对总干渠的安全及水质影响、对管道自身影响等进行分析,提出了廊道式穿越方案具有明显优越性,应优先选用。
Based on the analysis of the current situation of the section of Henan section of the water pipeline passing through the midline of the South-to-North Water Diversion Project and its impact on the general main channel, several types of water-diversion pipelines, such as independent type crossing, type crossing, direct buried crossing and corridor crossing, Crossing the main canal of the Middle Route of South-to-North Water Diversion Project, and analyzed the advantages and disadvantages of all kinds of crossing modes, the safety and water quality of the main canal, and the influence on the pipeline itself, and put forward that the corridor-type crossing scheme has obvious superiority, Use.