文章來源：中(zhong)國水利水電(dian)建設(she)集團(tuan)公司(si) 發布(bu)時間(jian)：2011-11-19
11月5日，由中國水電集團承擔施工任務的蘇丹上阿特巴拉水利樞紐工程C1-A標溢洪道主體工程正式開，標志著上阿特巴拉水利樞紐項目主體工程按照合同規定的主體工程開工日期如期進行，拉開了蘇丹上阿特巴拉水利樞紐項目主體工程開工的帷幕。
蘇丹上阿特巴拉水利樞紐項目由蘇丹政府融資，總工期為5年零4個月，該項目由魯米拉和博達納兩座大壩及其附屬工程組成，該樞紐主要功能為灌溉、供水，兼顧發電。項目建成后，將形成一個約30億立方米庫容的水庫，灌溉面積達50萬公頃，為700萬人口解決灌溉用水，為300萬人口提供飲用水保障，為上百萬人提供電力供應，蘇丹三分之一的人口將因此直接受益。
蘇丹上阿特(te)巴拉水利樞紐(niu)項目溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)主體工(gong)(gong)程開(kai)挖(wa)(wa)(wa)(wa)工(gong)(gong)作內容為(wei)(wei)溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)土(tu)石方(fang)開(kai)挖(wa)(wa)(wa)(wa)和溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)開(kai)挖(wa)(wa)(wa)(wa)邊坡(po)支護(hu)，總開(kai)挖(wa)(wa)(wa)(wa)約(yue)(yue)200萬立方(fang)米，工(gong)(gong)程工(gong)(gong)期約(yue)(yue)8個月。根據監理工(gong)(gong)程師提(ti)供的開(kai)挖(wa)(wa)(wa)(wa)圖，一期開(kai)挖(wa)(wa)(wa)(wa)工(gong)(gong)程量(liang)約(yue)(yue)為(wei)(wei)110萬立方(fang)米，溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)一期開(kai)挖(wa)(wa)(wa)(wa)工(gong)(gong)程進(jin)度總體規劃劃分為(wei)(wei)4個施工(gong)(gong)區組(zu)織施工(gong)(gong)，開(kai)挖(wa)(wa)(wa)(wa)Ⅰ區主要為(wei)(wei)溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)上游進(jin)水渠段、開(kai)挖(wa)(wa)(wa)(wa)Ⅱ區主要為(wei)(wei)溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)閘室段、開(kai)挖(wa)(wa)(wa)(wa)Ⅲ區主要為(wei)(wei)溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)消力池段、開(kai)挖(wa)(wa)(wa)(wa)Ⅳ區主要為(wei)(wei)溢(yi)洪(hong)(hong)(hong)(hong)道(dao)(dao)尾水段。