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　　9月21日，中國石油(you)管道局西氣東輸二線(xian)西段EPC項目西二線(xian)西段共153處三穿工(gong)程日前全部(bu)完(wan)工(gong)，為10月底(di)實現(xian)機(ji)械完(wan)工(gong)、11月底(di)具備置(zhi)換投產條件贏得了(le)時間。

　　西(xi)二線(xian)西(xi)段(duan)共有153處單(dan)出圖穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)，其中(zhong)隧道工程穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)10條、大中(zhong)型河流穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)15處、鐵(tie)路(lu)穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)12處、高等級公(gong)路(lu)穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)89處，此外還有古長城穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)、渠道穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)等。西(xi)二線(xian)西(xi)段(duan)三穿(chuan)(chuan)(chuan)(chuan)(chuan)穿(chuan)(chuan)(chuan)(chuan)(chuan)越(yue)(yue)(yue)(yue)點經過西(xi)部戈壁、沙漠、黃(huang)土塬和人文(wen)環境地點區域，施(shi)(shi)工協調難度大、技術要求高、工期緊迫，給施(shi)(shi)工人員帶來巨大壓力。

　　為(wei)了按(an)期、優質、安全完(wan)成隧道、河流、公路、鐵路等(deng)穿越(yue)點工(gong)程，管(guan)(guan)道局西(xi)二線西(xi)段(duan)EPC項目(mu)(mu)部設立協調組，由項目(mu)(mu)部主(zhu)管(guan)(guan)領導(dao)負責，實行管(guan)(guan)理前置制度，協調人員在(zai)施(shi)工(gong)現場完(wan)成報驗、界(jie)面確(que)認、技術(shu)服務以及施(shi)工(gong)計(ji)劃督(du)導(dao)。針對果(guo)子溝(gou)隧道施(shi)工(gong)塌方、中毒、環保(bao)及洞內安裝有(you)限空間作業等(deng)問題(ti)，項目(mu)(mu)部加強日檢制度，及時發布QHSE緊急預警通知，監督(du)承包商整改不合格項目(mu)(mu)，為(wei)促進工(gong)程建設進度創(chuang)造有(you)利條件。

　　在(zai)(zai)(zai)穿(chuan)越(yue)(yue)河(he)流中(zhong)(zhong)，項目部(bu)(bu)和施(shi)(shi)(shi)工(gong)(gong)單位根據(ju)當地水(shui)(shui)(shui)文資(zi)料(liao)，在(zai)(zai)(zai)河(he)流枯(ku)水(shui)(shui)(shui)季(ji)節施(shi)(shi)(shi)行(xing)大開挖施(shi)(shi)(shi)工(gong)(gong)，既保(bao)(bao)證工(gong)(gong)期不(bu)(bu)受(shou)影響，也(ye)保(bao)(bao)護(hu)(hu)河(he)流水(shui)(shui)(shui)源不(bu)(bu)受(shou)污染(ran)。項目部(bu)(bu)在(zai)(zai)(zai)三穿(chuan)施(shi)(shi)(shi)工(gong)(gong)中(zhong)(zhong)重視環保(bao)(bao)措施(shi)(shi)(shi)的落(luo)實，嚴格執行(xing)國(guo)家和地方(fang)(fang)法(fa)律、法(fa)規、條例(li)，堅持(chi)“預防為主，防治(zhi)結(jie)合(he)”方(fang)(fang)針，在(zai)(zai)(zai)果子溝(gou)、大東溝(gou)、賽(sai)里木(mu)湖、安西極旱自然(ran)保(bao)(bao)護(hu)(hu)區等重點區域施(shi)(shi)(shi)工(gong)(gong)前，制(zhi)訂并向(xiang)地方(fang)(fang)環保(bao)(bao)部(bu)(bu)門報審專項施(shi)(shi)(shi)工(gong)(gong)方(fang)(fang)案。施(shi)(shi)(shi)工(gong)(gong)過程(cheng)中(zhong)(zhong)，嚴格按設(she)計技術要(yao)求進行(xing)水(shui)(shui)(shui)工(gong)(gong)保(bao)(bao)護(hu)(hu)和地貌恢復工(gong)(gong)作(zuo)，持(chi)續完善水(shui)(shui)(shui)土保(bao)(bao)持(chi)和環境(jing)保(bao)(bao)護(hu)(hu)管(guan)(guan)理工(gong)(gong)作(zuo)。在(zai)(zai)(zai)幾處(chu)古跡遺址穿(chuan)越(yue)(yue)中(zhong)(zhong)，項目部(bu)(bu)設(she)計、外(wai)部(bu)(bu)協調(diao)及施(shi)(shi)(shi)工(gong)(gong)單位多(duo)次現場踏勘(kan)，制(zhi)訂頂管(guan)(guan)穿(chuan)越(yue)(yue)方(fang)(fang)式。該項目部(bu)(bu)采用(yong)經緯(wei)儀測出穿(chuan)越(yue)(yue)管(guan)(guan)段(duan)中(zhong)(zhong)心線，用(yong)水(shui)(shui)(shui)準儀測量(liang)校正液壓頂管(guan)(guan)機(ji)和穿(chuan)越(yue)(yue)套管(guan)(guan)位置(zhi)，使套管(guan)(guan)中(zhong)(zhong)心線與設(she)計中(zhong)(zhong)心線相吻(wen)合(he)，保(bao)(bao)證每(mei)一次穿(chuan)越(yue)(yue)均一次成(cheng)功。

　　西(xi)二線(xian)(xian)(xian)西(xi)段工程干(gan)線(xian)(xian)(xian)從霍爾果(guo)斯首站至(zhi)中衛(wei)聯(lian)絡(luo)壓氣站，支(zhi)干(gan)線(xian)(xian)(xian)從中衛(wei)至(zhi)靖邊，線(xian)(xian)(xian)路全長約2788公(gong)里(li)，管道線(xian)(xian)(xian)路主(zhu)體焊接(jie)于今年6月4日完工，比計劃提前45天(tian)，僅用16個多月時(shi)間(jian)，高水平、高速度(du)、高質量地完成了全線(xian)(xian)(xian)管道主(zhu)體焊接(jie)任務。

　　截至9月22日，西二線西段完成防腐補口2738公里(li)，管(guan)道下(xia)溝2736公里(li)，實現二次回填(tian)2719.45公里(li)，全(quan)線通球、試壓工(gong)作接近尾聲(sheng)。22座站場綜合(he)進(jin)度超過53%，霍爾果斯和紅柳站壓縮(suo)機安(an)裝調試、管(guan)網工(gong)藝安(an)裝進(jin)展順(shun)利，后續9座燃驅壓氣站工(gong)程進(jin)度與計劃吻合(he)。