文章來(lai)源：中國鐵(tie)路(lu)工程總公司 發布時間：2010-01-07
2008年12月29日，中鐵五局施(shi)(shi)(shi)工(gong)(gong)(gong)的(de)田(tian)德鐵路第一座(zuo)1089米(mi)的(de)隴群(qun)隧道實現全(quan)(quan)面貫通。中鐵五局在田(tian)德鐵路工(gong)(gong)(gong)程中承擔了(le)31.75KM的(de)施(shi)(shi)(shi)工(gong)(gong)(gong)任務，隧道12座(zuo)，其(qi)中千米(mi)以上的(de)隧道9座(zuo)，全(quan)(quan)長16.569公里。隴群(qun)隧道采用(yong)單(dan)口(kou)掘(jue)進施(shi)(shi)(shi)工(gong)(gong)(gong)，洞內圍巖較差，主要不良地質為巖溶(rong)，全(quan)(quan)隧78％為Ⅱ級(ji)圍巖。中鐵五局在施(shi)(shi)(shi)工(gong)(gong)(gong)中結(jie)合隧道的(de)特(te)點(dian)和(he)難(nan)點(dian)，超(chao)前(qian)制(zhi)訂(ding)了(le)相(xiang)應的(de)安(an)全(quan)(quan)防護措施(shi)(shi)(shi)、工(gong)(gong)(gong)程創優規(gui)劃(hua)、環境保(bao)護措施(shi)(shi)(shi)、工(gong)(gong)(gong)期保(bao)障(zhang)措施(shi)(shi)(shi)和(he)各種(zhong)應急預案，精(jing)心組(zu)織(zhi)，科學施(shi)(shi)(shi)工(gong)(gong)(gong)，加強現場(chang)施(shi)(shi)(shi)工(gong)(gong)(gong)指揮與協調。嚴格執(zhi)行(xing)施(shi)(shi)(shi)工(gong)(gong)(gong)規(gui)范和(he)安(an)全(quan)(quan)技術交底，成功預防了(le)溶(rong)洞坍塌，有效規(gui)避了(le)安(an)全(quan)(quan)風險，接連攻克(ke)五道溶(rong)洞難(nan)關，確(que)保(bao)了(le)隴群(qun)隧道安(an)全(quan)(quan)貫通目標(biao)。