文章來源：中國鐵路工程總公(gong)司 發布(bu)時間：2010-04-13
4月(yue)5日，中國(guo)鐵(tie)路工(gong)(gong)(gong)(gong)程總公(gong)司(si)六局承建的(de)大包(bao)(bao)(bao)電氣(qi)化改造工(gong)(gong)(gong)(gong)程靳圪塔梁(liang)隧(sui)(sui)道(dao)進(jin)、出(chu)(chu)口二(er)襯在DK392+509里程處成功順(shun)接(jie)，隧(sui)(sui)道(dao)主(zhu)體(ti)工(gong)(gong)(gong)(gong)程全部完工(gong)(gong)(gong)(gong)，為(wei)(wei)其(qi)它項目的(de)開展贏(ying)得了寶貴的(de)時間。靳圪塔梁(liang)隧(sui)(sui)道(dao)位于山西省大同(tong)市新(xin)榮(rong)區堡(bao)子灣鄉祁(qi)皇墓村，正洞全長1456m，斜井施工(gong)(gong)(gong)(gong)127m。該隧(sui)(sui)道(dao)為(wei)(wei)京包(bao)(bao)(bao)線大包(bao)(bao)(bao)段(duan)電氣(qi)化改造工(gong)(gong)(gong)(gong)程全線施工(gong)(gong)(gong)(gong)長度最(zui)長、開工(gong)(gong)(gong)(gong)最(zui)晚的(de)新(xin)建隧(sui)(sui)道(dao)。隧(sui)(sui)道(dao)地質(zhi)圍巖(yan)多(duo)變(bian)(bian)，Ⅲ級、Ⅳ級、Ⅴ級圍巖(yan)交錯分(fen)部，掘(jue)進(jin)中出(chu)(chu)現了隧(sui)(sui)道(dao)圍巖(yan)裂隙滲(shen)水(shui)等現象，為(wei)(wei)克(ke)服隧(sui)(sui)道(dao)圍巖(yan)地質(zhi)多(duo)變(bian)(bian)的(de)問(wen)題，施工(gong)(gong)(gong)(gong)中技術人員逐段(duan)核(he)對圍巖(yan)級別，及時和監理方(fang)(fang)、設計方(fang)(fang)、業主(zhu)方(fang)(fang)做(zuo)好現場的(de)確認以及相關(guan)變(bian)(bian)更程序的(de)文字(zi)記錄(lu)。確保隧(sui)(sui)道(dao)按期保質(zhi)完成。