文章來(lai)源：中國鐵路工(gong)程總公司 發布時(shi)間：2009-10-27
日(ri)前，中鐵(tie)五(wu)局施(shi)工(gong)(gong)的(de)(de)(de)西(xi)格二(er)(er)線(xian)重點(dian)控制工(gong)(gong)程(cheng)臨(lin)山(shan)特大(da)橋(qiao)(qiao)主(zhu)體工(gong)(gong)程(cheng)全部完(wan)工(gong)(gong)。西(xi)格二(er)(er)線(xian)橋(qiao)(qiao)梁工(gong)(gong)程(cheng)總(zong)(zong)長4301.75米，有(you)特大(da)橋(qiao)(qiao)1座、大(da)橋(qiao)(qiao)3座、小(xiao)橋(qiao)(qiao)1座。其中臨(lin)山(shan)特大(da)橋(qiao)(qiao)為西(xi)格二(er)(er)線(xian)重點(dian)工(gong)(gong)程(cheng)，共有(you)104個墩2個臺。在施(shi)工(gong)(gong)中科(ke)學(xue)組織，精心(xin)安排，戰嚴寒、斗酷暑、攻克一道(dao)道(dao)技(ji)術難關，發揚“挑(tiao)戰極(ji)限，勇(yong)創(chuang)一流(liu)”的(de)(de)(de)青藏鐵(tie)路精神，在最低溫(wen)(wen)度(du)零下20多(duo)度(du)、白(bai)天(tian)僅有(you)6度(du)左右(you)的(de)(de)(de)惡劣氣候環(huan)境下加大(da)投入(ru)，采取給砂(sha)石料搭設保(bao)溫(wen)(wen)棚(peng)、保(bao)溫(wen)(wen)棚(peng)內用暖氣管(guan)道(dao)和(he)火爐(lu)相結合的(de)(de)(de)方式，確保(bao)砂(sha)石料的(de)(de)(de)溫(wen)(wen)度(du)，并用大(da)鐵(tie)箱(xiang)和(he)鍋爐(lu)燒水(shui)確保(bao)混(hun)凝土的(de)(de)(de)入(ru)模溫(wen)(wen)度(du)，保(bao)證(zheng)了墩身質量和(he)管(guan)段內橋(qiao)(qiao)梁主(zhu)體工(gong)(gong)程(cheng)按時(shi)完(wan)工(gong)(gong)，為確保(bao)西(xi)格二(er)(er)線(xian)的(de)(de)(de)總(zong)(zong)工(gong)(gong)期奠(dian)定了堅實(shi)基礎(chu)，臨(lin)山(shan)特大(da)橋(qiao)(qiao)已成為雪域(yu)高(gao)原一道(dao)亮(liang)麗風景。