文章來(lai)源(yuan)：中國(guo)鐵路工程總公(gong)司 發布時間：2010-01-07
2008年(nian)12月29日(ri)，中(zhong)鐵五局施(shi)(shi)工(gong)(gong)的(de)田(tian)(tian)德(de)鐵路(lu)第一座1089米(mi)的(de)隴群隧(sui)道(dao)(dao)實現(xian)全(quan)(quan)(quan)(quan)(quan)面(mian)貫(guan)通(tong)。中(zhong)鐵五局在田(tian)(tian)德(de)鐵路(lu)工(gong)(gong)程(cheng)中(zhong)承擔了(le)31.75KM的(de)施(shi)(shi)工(gong)(gong)任務，隧(sui)道(dao)(dao)12座，其中(zhong)千米(mi)以上的(de)隧(sui)道(dao)(dao)9座，全(quan)(quan)(quan)(quan)(quan)長16.569公里。隴群隧(sui)道(dao)(dao)采(cai)用單口掘進(jin)施(shi)(shi)工(gong)(gong)，洞內圍巖較差，主要不(bu)良地質為巖溶(rong)，全(quan)(quan)(quan)(quan)(quan)隧(sui)78％為Ⅱ級圍巖。中(zhong)鐵五局在施(shi)(shi)工(gong)(gong)中(zhong)結合隧(sui)道(dao)(dao)的(de)特(te)點和難(nan)點，超(chao)前制訂(ding)了(le)相應(ying)的(de)安(an)全(quan)(quan)(quan)(quan)(quan)防護措施(shi)(shi)、工(gong)(gong)程(cheng)創(chuang)優規(gui)劃、環(huan)境保(bao)護措施(shi)(shi)、工(gong)(gong)期(qi)保(bao)障(zhang)措施(shi)(shi)和各種應(ying)急預(yu)案，精心組織，科學施(shi)(shi)工(gong)(gong)，加強現(xian)場施(shi)(shi)工(gong)(gong)指揮與協調。嚴格執行施(shi)(shi)工(gong)(gong)規(gui)范和安(an)全(quan)(quan)(quan)(quan)(quan)技術交(jiao)底，成(cheng)功預(yu)防了(le)溶(rong)洞坍塌，有效規(gui)避了(le)安(an)全(quan)(quan)(quan)(quan)(quan)風(feng)險，接連攻克(ke)五道(dao)(dao)溶(rong)洞難(nan)關，確(que)保(bao)了(le)隴群隧(sui)道(dao)(dao)安(an)全(quan)(quan)(quan)(quan)(quan)貫(guan)通(tong)目標。