南水北调天津干线输水箱涵概述资料

南水北调天津干线输水箱涵概述  : the south to North Water Transfer Project as a beneficial project, in alleviate th

南水北调天津干线输水箱涵概述 :the south to North Water Transfer Pr oject as abeneficial project, in allevi ate the shortage of water resources, the optimi zation of water resources allocation in terms of enormous effect, the design scheme h as been proved and optimization, it is n ecessary to be built of Tianjin Trunk o verall situation to make one brief int roduction, as areference for similar projec ts. 南水北调天津干线为全箱涵无压接有压全自流输水管线,全 长155。352km.其中,调节池以上以无压流为主,为无压输 水段,调节池以下均为有压流,为地下有压输水箱涵.工程以现浇 钢筋混凝土箱涵为主,主要建筑物共有268座,分别为西黑山进 口闸枢纽(含排冰闸)1座,陡坡1座,调节池1座,检修闸4座, 保水堰井8座,王庆坨连接井1座,分流井1座,外环河出口闸 1座,通气孔69座(1#通气孔含在东黑山村东检修闸内),分 水口门9处,西黑山左岸排水涵洞1座,倒虹吸61座,铁路涵 4座,公路涵107座. 1线路布置

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