文(wen)章來源：中國葛洲壩集團(tuan)公司(si) 發布(bu)時間(jian)：2012-05-20
近日，由葛洲壩集團基礎公司承建的西藏拉日鐵路TJ6標段涵洞工程項目正式開工。
拉薩至日喀則鐵路東起西藏自治區首府拉薩市，向西沿拉薩河而下，途經堆龍德慶縣，曲水縣后，溯雅魯藏布江西上，經尼木、仁布縣后折向西南，越吉瓊埡口后，線路沿年楚河右岸下至本線終點站日喀則市，正線全長253.156公里。
該工(gong)(gong)(gong)(gong)程(cheng)(cheng)具有排(pai)(pai)洪、灌溉和立(li)交(jiao)功(gong)能，其中包含框(kuang)架(jia)涵(han)、蓋板箱涵(han)、圓(yuan)管涵(han)共175座。涵(han)洞(dong)(dong)施(shi)工(gong)(gong)(gong)(gong)進度及質量直接(jie)影響著拉日鐵(tie)路(lu)(lu)(lu)(lu)建設(she)的進展(zhan)，按照路(lu)(lu)(lu)(lu)基工(gong)(gong)(gong)(gong)程(cheng)(cheng)施(shi)工(gong)(gong)(gong)(gong)總體安排(pai)(pai)，指揮(hui)部(bu)采取(qu)了多個涵(han)洞(dong)(dong)同時施(shi)工(gong)(gong)(gong)(gong)的方案，以確保線路(lu)(lu)(lu)(lu)范圍(wei)內涵(han)洞(dong)(dong)提前完工(gong)(gong)(gong)(gong)。目前，涵(han)洞(dong)(dong)工(gong)(gong)(gong)(gong)程(cheng)(cheng)已作(zuo)為建設(she)單位開(kai)展(zhan)的百日會戰項目，為此，葛洲壩集團(tuan)西藏(zang)拉日鐵(tie)路(lu)(lu)(lu)(lu)指揮(hui)部(bu)，將(jiang)在保工(gong)(gong)(gong)(gong)期、保質量、保環(huan)保、保水(shui)土(tu)、保安全前提下，著力做(zuo)好各項涵(han)洞(dong)(dong)施(shi)工(gong)(gong)(gong)(gong)任務。