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1月(yue)5日(ri)，由中鐵十七局(ju)集團有限公司(si)承(cheng)建的青(qing)島(dao)地鐵四(si)(si)號線(xian)勁松三(san)路站(zhan)~勁松四(si)(si)路站(zhan)區間右線(xian)大里(li)程順利(li)貫(guan)通，標(biao)志著青(qing)島(dao)地鐵4號線(xian)06工區又(you)一重大節點的完成，勁松三(san)路站(zhan)~勁松四(si)(si)路站(zhan)右線(xian)開挖全部結束，全線(xian)進入(ru)施(shi)(shi)工新(xin)階段，正(zheng)式步入(ru)二(er)次襯砌(qi)施(shi)(shi)工。

勁(jing)(jing)松三路站~勁(jing)(jing)松四路站區間（簡稱：三四區間）為(wei)青島地鐵四號線第13段正線區間，正線全(quan)長(chang)548m，右線大(da)里程全(quan)長(chang)171米。三四區間洞身主要穿(chuan)越強風(feng)化(hua)花崗巖(yan)，少量穿(chuan)越中、微風(feng)化(hua)花崗巖(yan)，穿(chuan)越5條斷(duan)裂破(po)碎帶，為(wei)Ⅴ、Ⅵ級圍巖(yan)，地質較差，地質風(feng)險較高。

為高(gao)效實現三四區間右線大里(li)程的安(an)(an)(an)全(quan)(quan)(quan)貫通，順利(li)步入二襯仰拱施(shi)(shi)(shi)工(gong)(gong)，青(qing)島地鐵(tie)集團、青(qing)島市地鐵(tie)四號線公司(si)組(zu)(zu)織(zhi)(zhi)施(shi)(shi)(shi)工(gong)(gong)單(dan)位中鐵(tie)十(shi)七局，多次組(zu)(zu)織(zhi)(zhi)專家(jia)論證優化(hua)施(shi)(shi)(shi)工(gong)(gong)方(fang)案，確保(bao)施(shi)(shi)(shi)工(gong)(gong)安(an)(an)(an)全(quan)(quan)(quan)有序。在(zai)施(shi)(shi)(shi)工(gong)(gong)過程中，成立(li)專項工(gong)(gong)作小組(zu)(zu)，高(gao)效實現人材機的調配；在(zai)人員配置(zhi)方(fang)面配備選(xuan)擇地鐵(tie)隧道施(shi)(shi)(shi)工(gong)(gong)經驗豐富(fu)的施(shi)(shi)(shi)工(gong)(gong)隊(dui)伍(wu)；在(zai)工(gong)(gong)程質量(liang)(liang)(liang)把關中嚴格實行各工(gong)(gong)序自檢(jian)(jian)、互檢(jian)(jian)、交(jiao)接檢(jian)(jian)的三檢(jian)(jian)制度；在(zai)工(gong)(gong)程安(an)(an)(an)全(quan)(quan)(quan)保(bao)障中成立(li)安(an)(an)(an)全(quan)(quan)(quan)質量(liang)(liang)(liang)小組(zu)(zu)，對施(shi)(shi)(shi)工(gong)(gong)隊(dui)伍(wu)進行崗(gang)前安(an)(an)(an)全(quan)(quan)(quan)質量(liang)(liang)(liang)培訓及技術交(jiao)底，定期組(zu)(zu)織(zhi)(zhi)安(an)(an)(an)全(quan)(quan)(quan)質量(liang)(liang)(liang)檢(jian)(jian)查，遇到(dao)問題現場(chang)解決，問責(ze)到(dao)底。

通過從人(ren)員配置(zhi)、質量把關、安(an)全保障等多方(fang)面(mian)的(de)精心組織(zhi)，青島(dao)地(di)鐵(tie)4號線(xian)三(san)四(si)區間右線(xian)大里程(cheng)順利(li)貫通，這標志著青島(dao)地(di)鐵(tie)4號線(xian)的(de)建設邁(mai)向了新的(de)臺階。