文章來源：中國鐵路(lu)工程總公(gong)司 發(fa)布時間：2010-06-24
近日，中(zhong)鐵隧道施(shi)工(gong)(gong)的西安(an)(an)(an)地(di)(di)鐵二(er)號線(xian)(xian)(xian)15標段南(nan)(nan)稍門－小寨(zhai)區間左右線(xian)(xian)(xian)隧道貫(guan)(guan)通。南(nan)(nan)稍門—小寨(zhai)區間單線(xian)(xian)(xian)全(quan)(quan)長(chang)1511.88米，北(bei)起長(chang)安(an)(an)(an)路南(nan)(nan)稍門，南(nan)(nan)至小寨(zhai)車(che)站。自開工(gong)(gong)以來，中(zhong)鐵隧道面對(dui)工(gong)(gong)期(qi)(qi)緊和(he)施(shi)工(gong)(gong)任務艱巨、風險大(da)的雙(shuang)重(zhong)壓力，針(zhen)對(dui)區間13種開挖斷面，采用臺(tai)階(jie)法、CRD法、雙(shuang)側壁(bi)導坑法等施(shi)工(gong)(gong)工(gong)(gong)藝，精心組織、科學安(an)(an)(an)排(pai)，在確保安(an)(an)(an)全(quan)(quan)質量的前提下，順利地(di)(di)通過(guo)了(le)(le)南(nan)(nan)二(er)環長(chang)安(an)(an)(an)立交橋(qiao)、F6及(ji)F6'地(di)(di)裂(lie)縫、環城暗涵(han)、西安(an)(an)(an)音(yin)樂學院人(ren)(ren)行天(tian)橋(qiao)、好又(you)多超市人(ren)(ren)行天(tian)橋(qiao)、涌水流砂(sha)等困難地(di)(di)段，比業主(zhu)下達的雙(shuang)線(xian)(xian)(xian)貫(guan)(guan)通工(gong)(gong)期(qi)(qi)提前了(le)(le)45天(tian)，為中(zhong)鐵隧道在西安(an)(an)(an)地(di)(di)鐵市場贏得了(le)(le)良好的聲譽(yu)。