文章來(lai)源(yuan)：中國葛洲(zhou)壩集團公(gong)司 發布時(shi)間：2009-12-17
目前，由葛洲壩集團基礎公司承擔施工的向家壩水電站一期圍堰破堰進水前各控制性節點施工項目均順利完成，為向家壩水電站二期大江截流目標的實現奠定了堅實基礎。
向家壩(ba)(ba)(ba)水電站二(er)期(qi)大(da)江截(jie)(jie)流前基礎(chu)灌(guan)漿(jiang)(jiang)工(gong)(gong)程主要(yao)節點目(mu)標有左岸一期(qi)大(da)壩(ba)(ba)(ba)壩(ba)(ba)(ba)基固結(jie)灌(guan)漿(jiang)(jiang)、上(shang)游主廊(lang)道壩(ba)(ba)(ba)基帷幕 灌(guan)漿(jiang)(jiang)、高程241米(mi)(mi)以下的大(da)壩(ba)(ba)(ba)接縫灌(guan)漿(jiang)(jiang)，以及7號(hao)至10號(hao)沉井間地下連續墻(qiang)工(gong)(gong)程處理(li)(li)等二(er)十余項(xiang)，這些項(xiang)目(mu)是關(guan)系到(dao)電站二(er)期(qi)大(da)江截(jie)(jie)流能否如期(qi)進(jin)行的關(guan)鍵(jian)項(xiang)目(mu)，任務重(zhong)，工(gong)(gong)期(qi)緊，工(gong)(gong)藝質量要(yao)求(qiu)高，施(shi)工(gong)(gong)難度大(da)。承擔(dan)施(shi)工(gong)(gong)的葛洲壩(ba)(ba)(ba)集團基礎(chu)公司(si)通過優(you)(you)化施(shi)工(gong)(gong)方案，科學調配生產資(zi)源，加強現場施(shi)工(gong)(gong)組織管理(li)(li)，開(kai)展勞動(dong)競賽活動(dong)，有力(li)推進(jin)了各(ge)節點工(gong)(gong)程項(xiang)目(mu)的施(shi)工(gong)(gong)形(xing)象(xiang)進(jin)度。截(jie)(jie)至12月15日，項(xiang)目(mu)部承擔(dan)施(shi)工(gong)(gong)的左岸一期(qi)大(da)壩(ba)(ba)(ba)滲控(kong)灌(guan)漿(jiang)(jiang)工(gong)(gong)程 共完(wan)成(cheng)固結(jie)灌(guan)漿(jiang)(jiang)36500米(mi)(mi)，帷幕灌(guan)漿(jiang)(jiang)14000米(mi)(mi)，接縫灌(guan)漿(jiang)(jiang)7039.6平方米(mi)(mi)；承擔(dan)施(shi)工(gong)(gong)的縱(zong)向圍(wei)堰柔性結(jie)構段(duan)高噴灌(guan) 漿(jiang)(jiang)項(xiang)目(mu)共完(wan)成(cheng)8073.47米(mi)(mi)，工(gong)(gong)程形(xing)象(xiang)進(jin)度均滿足合同要(yao)求(qiu)，且(qie)單元工(gong)(gong)程合格(ge)率達(da)100%，優(you)(you)良率達(da) 95.7%，圓滿實 現全(quan)年質量安全(quan)“雙零”目(mu)標。