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學(xué)習(xí)快評丨qibao666888　　珠?(zhu)江??(jiang)四??(si)線??(xian)特??(te)大??(da)橋??(qiao)建??(jian)成??(cheng)后??(hou)??，將??(jiang)與??(yu)珠??(zhu)江?(jiang)東??(dong)岸??(an)已??(yi)貫??(guan)通??(tong)的??(de)橋??(qiao)梁??(liang)段??(duan)共??(gong)同??(tong)構(gòu)??(gou)成??(cheng)廣??(guang)湛??(zhan)高??(gao)鐵??(tie)過?(guo)江??(jiang)通??(tong)道??(dao)??。??作??(zuo)為??(wei)國??(guo)家??(jia)“八??(ba)縱??(zong)八??(ba)橫??(heng)”高?(gao)鐵??(tie)網(wǎng)??(wang)沿??(yan)海??(hai)通??(tong)道??(dao)的??(de)重??(zhong)要?(yao)組??(zu)成??(cheng)部??(bu)分??(fen)??，廣??(guang)湛??(zhan)高??(gao)鐵??(tie)通??(tong)車??(che)后??(hou)??，廣?(guang)州?(zhou)至??(zhi)湛??(zhan)江??(jiang)通??(tong)行??(xing)時??(shi)間??(jian)將??(jiang)縮??(suo)短??(duan)至??(zhi)1.5小??(xiao)時??(shi)??，并??(bing)通??(tong)過??(guo)銜??(xian)接??(jie)深?(shen)湛??(zhan)、合??(he)湛??(zhan)等??(deng)高??(gao)鐵??(tie)線??(xian)路?(lu)??，全??(quan)面??(mian)激??(ji)活??(huo)粵??(yue)西?(xi)與??(yu)大??(da)灣?(wan)區(qū)??(qu)核??(he)心??(xin)城?(cheng)市??(shi)的??(de)“同??(tong)城??(cheng)效??(xiao)應(yīng)??(ying)”??。(完??(wan))　　珠??(zhu)江??(jiang)四??(si)線??(xian)特??(te)大??(da)橋??(qiao)正??(zheng)線??(xian)全??(quan)長??(chang)4.9公??(gong)里?(li)、聯(lián)??(lian)絡(luò)??(luo)線??(xian)4.1公?(gong)里??(li)??，區(qū)??(qu)間?(jian)兩??(liang)次?(ci)跨??(kua)越??(yue)珠??(zhu)江??(jiang)主??(zhu)航??(hang)道??(dao)??。??項(xiàng)??(xiang)目??(mu)位??(wei)于??(yu)廣??(guang)州??(zhou)老??(lao)城??(cheng)區(qū)??(qu)核??(he)心??(xin)地??(di)帶??(dai)??，施??(shi)工??(gong)環(huán)??(huan)境??(jing)堪??(kan)稱??(cheng)“極??(ji)限??(xian)挑??(tiao)戰(zhàn)??(zhan)”??。新??(xin)建??(jian)橋??(qiao)梁??(liang)需?(xu)在??(zai)廣??(guang)佛??(fo)放??(fang)射??(she)線??(xian)兩??(liang)線??(xian)公??(gong)路??(lu)橋??(qiao)夾??(jia)縫??(feng)中??(zhong)穿?(chuan)行??(xing)??，下??(xia)穿??(chuan)廣??(guang)州??(zhou)內(nèi)??(nei)環(huán)??(huan)路??(lu)高??(gao)架??(jia)橋??(qiao)??，且?(qie)緊??(jin)鄰??(lin)運(yùn)??(yun)營??(ying)中??(zhong)的?(de)地??(di)鐵?(tie)線?(xian)路??(lu)??，大??(da)橋??(qiao)施??(shi)工?(gong)建??(jian)設(shè)??(she)每??(mei)一??(yi)厘??(li)米??(mi)的??(de)位?(wei)移??(yi)都??(dou)要?(yao)精??(jing)確??(que)計(jì)??(ji)算??(suan)??，安??(an)全??(quan)風(fēng)??(feng)險(xiǎn)??(xian)系??(xi)數(shù)??(shu)位??(wei)居?(ju)中??(zhong)國??(guo)同??(tong)類??(lei)工??(gong)程??(cheng)前??(qian)列??(lie)??。。