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學(xué)習(xí)快評丨qibao666888　　西??(xi)塱??(塱)隧??(sui)道??(dao)出??(chu)口?(kou)明??(ming)挖??(wa)段??(duan)全??(quan)長?(chang)660米?(mi)??，最??(zui)大??(da)開??(kai)挖??(wa)深??(shen)度??(du)達(dá)??(da)25米??(mi)??。??該??(gai)段??(duan)采??(cai)用??(yong)明??(ming)挖??(wa)順??(shun)作??(zuo)法??(fa)施??(shi)工??(gong)??，工??(gong)程??(cheng)圍??(wei)護(hù)??(hu)結(jié)??(jie)構(gòu)??(gou)形??(xing)式??(shi)復(fù)??(fu)雜??(za)??，地??(di)層??(ceng)敏??(min)感??(gan)??，基??(ji)坑??(keng)開??(kai)挖??(wa)范??(fan)圍??(wei)內(nèi)??(nei)淤??(yu)泥??(ni)質(zhì)??(zhi)地??(di)層??(ceng)分??(fen)布??(bu)占??(zhan)比??(bi)超??(chao)過??(guo)70%??，施??(shi)工??(gong)難?(nan)度??(du)極??(ji)大??(da)???！　≈??(zhong)新??(xin)網(wǎng)??(wang)廣??(guang)州??(zhou)3月??(yue)25日??(ri)電??(dian) (郭??(guo)軍??(jun) 呂??(lv)翀??(chong) 代??(dai)儷??(li)娟??(juan))3月??(yue)24日?(ri)??，由??(you)廣??(guang)鐵??(tie)集??(ji)團(tuán)??(tuan)廣??(guang)州??(zhou)工??(gong)程??(cheng)建??(jian)設(shè)??(she)指??(zhi)揮?(hui)部??(bu)建??(jian)設(shè)??(she)、中?(zhong)鐵??(tie)十??(shi)一??(yi)局??(ju)承??(cheng)建??(jian)的??(de)新??(xin)建??(jian)廣??(guang)州??(zhou)站??(zhan)至?(zhi)廣??(guang)州??(zhou)南??(nan)站?(zhan)聯(lián)??(lian)絡(luò)??(luo)線??(xian)西??(xi)塱?(塱)隧??(sui)道?(dao)出??(chu)口??(kou)明?(ming)挖??(wa)段??(duan)主??(zhu)體??(ti)結(jié)??(jie)構(gòu)??(gou)順??(shun)利??(li)封??(feng)頂??(ding)??。??這??(zhe)一??(yi)重??(zhong)要??(yao)節(jié)??(jie)點(diǎn)??(dian)的??(de)完??(wan)成??(cheng)??，標(biāo)??(biao)志??(zhi)著??(zhe)廣??(guang)南??(nan)聯(lián)??(lian)絡(luò)??(luo)線??(xian)項(xiàng)?(xiang)目??(mu)建??(jian)設(shè)??(she)取??(qu)得??(de)階??(jie)段??(duan)性??(xing)勝??(sheng)利??(li)??，為?(wei)隧??(sui)道??(dao)出??(chu)口??(kou)段??(duan)順??(shun)利??(li)轉(zhuǎn)??(zhuan)入??(ru)大??(da)盾?(dun)構(gòu)??(gou)施??(shi)工??(gong)奠??(dian)定??(ding)了??(le)堅(jiān)??(jian)實(shí)??(shi)基??(ji)礎(chǔ)??(chu)??。。