文章(zhang)來源:中國葛洲壩集團公司 發布(bu)時間:2008-11-06
經過葛(ge)洲壩(ba)人16個小時的(de)艱苦努力,南水北調中線工程漕(cao)河渡槽(cao)Ⅲ標(biao)段(duan)最后一倉槽(cao)身混凝土于11月4日零(ling)點30分完畢。至此,我國目前最大的(de)輸(shu)水渡槽(cao)——漕(cao)河渡槽(cao)主(zhu)體工程基本完工。
11月(yue)3日(ri)上(shang)午,在最后一(yi)(yi)倉(cang)的(de)(de)(de)60跨槽(cao)(cao)(cao)身內(nei),已經拿到(dao)開倉(cang)證的(de)(de)(de)工人們再次在(zai)自己的(de)(de)(de)部位上細(xi)心的(de)(de)(de)檢查(cha)了一(yi)(yi)遍(bian),不讓這個國家“天(tian)字號”工程出(chu)現一(yi)(yi)點閃(shan)失。8點30分,渡槽(cao)(cao)(cao)兩側(ce)響起了慶(qing)祝最后一(yi)(yi)倉(cang)開倉(cang)的(de)(de)(de)鞭炮聲,隨后,攪(jiao)拌(ban)車通過(guo)甭管將混凝土源源不斷地輸送(song)到(dao)槽(cao)(cao)(cao)身,澆筑工按技術要(yao)求細(xi)心的(de)(de)(de)振搗,直至(zhi)完工收倉(cang)。
丹江口大(da)(da)(da)壩加高工(gong)(gong)(gong)程(cheng)(cheng)、穿黃工(gong)(gong)(gong)程(cheng)(cheng)、漕(cao)河(he)渡(du)(du)(du)槽(cao)(cao)(cao)工(gong)(gong)(gong)程(cheng)(cheng)并稱為南(nan)水北(bei)調(diao)中(zhong)(zhong)(zhong)線(xian)(xian)三(san)大(da)(da)(da)重(zhong)點工(gong)(gong)(gong)程(cheng)(cheng),其中(zhong)(zhong)(zhong)漕(cao)河(he)渡(du)(du)(du)槽(cao)(cao)(cao)是南(nan)水北(bei)調(diao)中(zhong)(zhong)(zhong)線(xian)(xian)京(jing)石段(duan)應急供(gong)水工(gong)(gong)(gong)程(cheng)(cheng)的(de)重(zhong)要組(zu)成(cheng)部分,是應急段(duan)的(de)控制性工(gong)(gong)(gong)程(cheng)(cheng)。工(gong)(gong)(gong)程(cheng)(cheng)位于(yu)河(he)北(bei)保定滿(man)城縣境內,2005年6月(yue)10日正式開工(gong)(gong)(gong),計(ji)劃2008年4月(yue)向北(bei)京(jing)供(gong)水,直接服務于(yu)奧運會。渡(du)(du)(du)槽(cao)(cao)(cao)主體工(gong)(gong)(gong)程(cheng)(cheng)包括槽(cao)(cao)(cao)身段(duan)和出口段(duan)檢(jian)修(xiu)閘,渡(du)(du)(du)槽(cao)(cao)(cao)為三(san)向預應力混凝土結構,共(gong)41跨,總長1256米,主要項目有鉆孔嵌巖樁、墩身與(yu)槽(cao)(cao)(cao)身三(san)大(da)(da)(da)部分,其中(zhong)(zhong)(zhong)槽(cao)(cao)(cao)身最(zui)(zui)大(da)(da)(da)截面(mian)尺寸(cun)為22×7.9米,單跨槽(cao)(cao)(cao)身混凝土重(zhong)3400噸。渡(du)(du)(du)槽(cao)(cao)(cao)設計(ji)跨度30米、垂直落差27米,是南(nan)水北(bei)調(diao)中(zhong)(zhong)(zhong)線(xian)(xian)干(gan)線(xian)(xian)開工(gong)(gong)(gong)建設的(de)最(zui)(zui)大(da)(da)(da)渡(du)(du)(du)槽(cao)(cao)(cao),也是我國目前在建的(de)最(zui)(zui)大(da)(da)(da)輸水渡(du)(du)(du)槽(cao)(cao)(cao),工(gong)(gong)(gong)程(cheng)(cheng)施工(gong)(gong)(gong)技術含量高,難度大(da)(da)(da)。
漕河渡(du)槽項(xiang)目分4個標(biao)(biao)段,第Ⅲ標(biao)(biao)由葛(ge)(ge)洲壩集(ji)團中(zhong)標(biao)(biao),葛(ge)(ge)洲壩一公司負責(ze)施(shi)工(gong)(gong)。三年(nian)來,項(xiang)目部按照既定的(de)(de)(de)施(shi)工(gong)(gong)組織設計,把(ba)握(wo)住工(gong)(gong)程關鍵(jian)節點(dian)工(gong)(gong)期,以(yi)技(ji)術(shu)保(bao)質(zhi)(zhi)量(liang),以(yi)責(ze)任(ren)保(bao)安(an)全(quan)(quan),確保(bao)了各個節點(dian)項(xiang)目的(de)(de)(de)按時完(wan)成。同時,項(xiang)目部遵循“一人(ren)多(duo)崗、一專多(duo)能”的(de)(de)(de)工(gong)(gong)作理(li)念,對現(xian)場的(de)(de)(de)管(guan)理(li)采取個人(ren)區域管(guan)理(li)責(ze)任(ren)制,緊緊圍繞“創國(guo)家級優(you)質(zhi)(zhi)工(gong)(gong)程,無(wu)重(zhong)大責(ze)任(ren)安(an)全(quan)(quan)事(shi)故,無(wu)重(zhong)大質(zhi)(zhi)量(liang)事(shi)故,無(wu)重(zhong)大技(ji)術(shu)失誤”的(de)(de)(de)質(zhi)(zhi)量(liang)目標(biao)(biao),建立健全(quan)(quan)了質(zhi)(zhi)量(liang)管(guan)理(li)網絡和(he)(he)管(guan)理(li)制度(du),做到了開工(gong)(gong)以(yi)來無(wu)重(zhong)大責(ze)任(ren)安(an)全(quan)(quan)事(shi)故,初步(bu)實現(xian)了“經營工(gong)(gong)程”的(de)(de)(de)目標(biao)(biao)。截至(zhi)目前(qian)(qian),共完(wan)成樁基405根,槽墩槽身41個和(he)(he)預應力(li)施(shi)工(gong)(gong)等配套(tao)工(gong)(gong)程,澆筑混凝(ning)土12.23萬立米,鋼筋制安(an)12179.12噸,提前(qian)(qian)兩個月(yue)實現(xian)了業主提出的(de)(de)(de)主體工(gong)(gong)程基本(ben)完(wan)工(gong)(gong)目標(biao)(biao)。
漕河渡(du)(du)槽(cao)是葛洲(zhou)壩(ba)集團承建的(de)(de)(de)第(di)二項大(da)(da)型輸水渡(du)(du)槽(cao)工(gong)程。2004年,廣東東深供水改(gai)造(zao)工(gong)程整(zheng)體榮獲“魯班獎”,全線(xian)三大(da)(da)渡(du)(du)槽(cao)之一的(de)(de)(de)樟(zhang)洋渡(du)(du)槽(cao)由一公司承建。有(you)專家表示,成功興(xing)建兩(liang)大(da)(da)渡(du)(du)槽(cao)工(gong)程,表明(ming)葛洲(zhou)壩(ba)人已具備渡(du)(du)槽(cao)工(gong)程建設的(de)(de)(de)核心實力(li),也再(zai)次證明(ming)葛洲(zhou)壩(ba)人是國(guo)家重點(dian)大(da)(da)型水利工(gong)程建設不或缺的(de)(de)(de)重要力(li)量(liang)。