文章來源：中國鐵路工(gong)程總公(gong)司(si) 發布時間：2009-10-20
近日，中(zhong)鐵隧(sui)(sui)(sui)道在(zai)陜(shan)西引(yin)紅濟(ji)(ji)(ji)石調(diao)水(shui)工(gong)(gong)程(cheng)引(yin)水(shui)隧(sui)(sui)(sui)洞(dong)IV標(biao)(biao)施(shi)(shi)(shi)(shi)工(gong)(gong)中(zhong)采(cai)用目(mu)前國內(nei)最長(chang)的TBM，雙(shuang)護盾(dun)TBM刀(dao)盤設計(ji)直徑(jing)3.65米(mi)、機身長(chang)345米(mi)，是目(mu)前國內(nei)最長(chang)的TBM。引(yin)水(shui)隧(sui)(sui)(sui)洞(dong)位(wei)于陜(shan)西省寶雞市太白縣境內(nei)，全長(chang)19795米(mi)，設計(ji)高程(cheng)1468米(mi)，設計(ji)流量13.5立方米(mi)每(mei)秒。中(zhong)鐵隧(sui)(sui)(sui)道股份公司承建的出(chu)口段(duan)IV標(biao)(biao)全長(chang)11095米(mi)，具(ju)有長(chang)距離(li)隧(sui)(sui)(sui)洞(dong)施(shi)(shi)(shi)(shi)工(gong)(gong)通(tong)風、斷(duan)層破碎帶TBM施(shi)(shi)(shi)(shi)工(gong)(gong)、富水(shui)段(duan)TBM施(shi)(shi)(shi)(shi)工(gong)(gong)、長(chang)距離(li)隧(sui)(sui)(sui)洞(dong)施(shi)(shi)(shi)(shi)工(gong)(gong)運輸(shu)等(deng)施(shi)(shi)(shi)(shi)工(gong)(gong)難點。隧(sui)(sui)(sui)洞(dong)地(di)質主要(yao)由大理石和花崗巖構成(cheng)，項目(mu)施(shi)(shi)(shi)(shi)工(gong)(gong)組(zu)織方式采(cai)用雙(shuang)護盾(dun)TBM掘進，施(shi)(shi)(shi)(shi)工(gong)(gong)存(cun)在(zai)斷(duan)面小、作業空間(jian)狹窄、作業線(xian)長(chang)等(deng)制(zhi)約(yue)因素。陜(shan)西引(yin)紅濟(ji)(ji)(ji)石調(diao)水(shui)工(gong)(gong)程(cheng)引(yin)水(shui)隧(sui)(sui)(sui)洞(dong)IV標(biao)(biao)TBM順(shun)利步(bu)進，標(biao)(biao)志(zhi)工(gong)(gong)程(cheng)步(bu)入一個(ge)新的里程(cheng)。引(yin)紅濟(ji)(ji)(ji)石調(diao)水(shui)工(gong)(gong)程(cheng)項目(mu)是我(wo)國南水(shui)北調(diao)“引(yin)漢濟(ji)(ji)(ji)渭”工(gong)(gong)程(cheng)的重要(yao)組(zu)成(cheng)部分，建成(cheng)后將緩(huan)解西安、寶雞、咸陽(yang)、渭南等(deng)城(cheng)市用水(shui)緊缺(que)的矛盾(dun)，為推動(dong)關中(zhong)地(di)區經濟(ji)(ji)(ji)又快又好發展提供能(neng)源保障。