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传(Chuan)真(Zhen):(?)
地(Di)址(Zhi):(?)洛(Luo)阳(Yang)偃(Yan)师(Shi)工(Gong)业(Ye)园(Yuan)区(Qu)
国(Guo)内(Nei)蕞(Zui)大(Da)跨(Kua)度(Du)高(Gao)速(Su)公(Gong)路(Lu)暗(An)挖(Wa)隧(Sui)道(Dao)—(?)—(?)深(Shen)汕(Shan)隧(Sui)道(Dao)左(Zuo)线(Xian)贯(Guan)通(Tong)
28日(Ri),(?)粤(Yue)港(Gang)澳(Ao)大(Da)湾(Wan)区(Qu)重(Zhong)点(Dian)交(Jiao)通(Tong)项(Xiang)目(Mu)深(Shen)汕(Shan)西(Xi)高(Gao)速(Su)改(Gai)扩(Kuo)建(Jian)工(Gong)程(Cheng)建(Jian)设(She)取(Qu)得(De)重(Zhong)大(Da)突(Tu)破(Po),(?)由(You)中(Zhong)铁(Tie)十(Shi)八(Ba)局(Ju)集(Ji)团(Tuan)承(Cheng)建(Jian)的(De)全(Quan)线(Xian)控(Kong)制(Zhi)性(Xing)工(Gong)程(Cheng)、(?)国(Guo)内(Nei)蕞(Zui)大(Da)跨(Kua)度(Du)高(Gao)速(Su)公(Gong)路(Lu)暗(An)挖(Wa)隧(Sui)道(Dao)—(?)—(?)深(Shen)汕(Shan)隧(Sui)道(Dao)比(Bi)计(Ji)划(Hua)工(Gong)期(Qi)提(Ti)前(Qian)23天(Tian)实(Shi)现(Xian)左(Zuo)线(Xian)贯(Guan)通(Tong),(?)为(Wei)全(Quan)线(Xian)建(Jian)成(Cheng)通(Tong)车(Che)奠(Dian)定(Ding)了(Liao)坚(Jian)实(Shi)基(Ji)础(Chu)。(?)
深(Shen)汕(Shan)西(Xi)高(Gao)速(Su)改(Gai)扩(Kuo)建(Jian)项(Xiang)目(Mu)全(Quan)长(Chang)约(Yue)146公(Gong)里(Li),(?)起(Qi)于(Yu)汕(Shan)尾(Wei)陆(Lu)丰(Feng),(?)终(Zhong)于(Yu)深(Shen)圳(Zhen)市(Shi)龙(Long)岗(Gang)区(Qu),(?)全(Quan)线(Xian)按(An)照(Zhao)双(Shuang)向(Xiang)8车(Che)道(Dao)高(Gao)速(Su)公(Gong)路(Lu)标(Biao)准(Zhun)进(Jin)行(Xing)改(Gai)扩(Kuo)建(Jian),(?)是(Shi)广(Guang)东(Dong)省(Sheng)投(Tou)资(Zi)规(Gui)模(Mo)蕞(Zui)大(Da)、(?)里(Li)程(Cheng)蕞(Zui)长(Chang)的(De)高(Gao)速(Su)公(Gong)路(Lu)改(Gai)扩(Kuo)建(Jian)项(Xiang)目(Mu)。(?)
深(Shen)汕(Shan)隧(Sui)道(Dao)双(Shuang)线(Xian)总(Zong)长(Chang)3586米(Mi),(?)设(She)计(Ji)时(Shi)速(Su)120km/小(Xiao)时(Shi)。(?)此(Ci)次(Ci)贯(Guan)通(Tong)的(De)隧(Sui)道(Dao)左(Zuo)线(Xian)全(Quan)长(Chang)1783米(Mi),(?)蕞(Zui)大(Da)开(Kai)挖(Wa)断(Duan)面(Mian)达(Da)255平(Ping)方(Fang)米(Mi)、(?)蕞(Zui)大(Da)开(Kai)挖(Wa)宽(Kuan)度(Du)达(Da)22.65米(Mi)。(?)洞(Dong)口(Kou)段(Duan)偏(Pian)压(Ya)浅(Qian)埋(Mai)、(?)全(Quan)隧(Sui)道(Dao)V级(Ji)围(Wei)岩(Yan),(?)岩(Yan)体(Ti)极(Ji)为(Wei)破(Po)碎(Sui),(?)遇(Yu)水(Shui)易(Yi)软(Ruan)化(Hua),(?)隧(Sui)道(Dao)区(Qu)分(Fen)布(Bu)的(De)砂(Sha)岩(Yan)裂(Lie)隙(Xi)发(Fa)育(Yu),(?)抗(Kang)风(Feng)化(Hua)能(Neng)力(Li)差(Cha),(?)强(Qiang)度(Du)极(Ji)低(Di),(?)极(Ji)易(Yi)引(Yin)发(Fa)坍(Tan)塌(Ta),(?)施(Shi)工(Gong)难(Nan)度(Du)大(Da)、(?)风(Feng)险(Xian)高(Gao)。(?)施(Shi)工(Gong)过(Guo)程(Cheng)中(Zhong),(?)参(Can)建(Jian)单(Dan)位(Wei)加(Jia)大(Da)科(Ke)技(Ji)攻(Gong)关(Guan)力(Li)度(Du),(?)采(Cai)用(Yong)单(Dan)侧(Ce)壁(Bi)及(Ji)双(Shuang)侧(Ce)壁(Bi)导(Dao)坑(Keng)法(Fa),(?)使(Shi)用(Yong)国(Guo)际(Ji)先(Xian)进(Jin)的(De)隧(Sui)道(Dao)多(Duo)功(Gong)能(Neng)注(Zhu)浆(Jiang)锚(Mao)杆(Gan)一(Yi)体(Ti)机(Ji),(?)全(Quan)力(Li)推(Tui)进(Jin)工(Gong)程(Cheng)建(Jian)设(She),(?)确(Que)保(Bao)隧(Sui)道(Dao)顺(Shun)利(Li)贯(Guan)通(Tong)。(?)
上(Shang)一(Yi)篇(Pian):(?) 海(Hai)底(Di)隧(Sui)道(Dao)是(Shi)怎(Zen)样(Yang)建(Jian)造(Zao)的(De)?(?)给(Gei)工(Gong)程(Cheng)师(Shi)的(De)智(Zhi)慧(Hui)点(Dian)个(Ge)赞(Zan)
下(Xia)一(Yi)篇(Pian):(?)深(Shen)圳(Zhen)光(Guang)明(Ming)区(Qu)二(?)十(Shi)四(Si)号(Hao)路(Lu)项(Xiang)目(Mu)麒(Qi)麟(Lin)山(Shan)隧(Sui)道(Dao)工(Gong)程(Cheng)取(Qu)得(De)实(Shi)质(Zhi)性(Xing)进(Jin)展(Zhan)