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　　為??(wei)增??(zeng)強(qiáng)??(qiang)長(zhǎng)??(chang)江??(jiang)干??(gan)線??(xian)過(guò)??(guo)江??(jiang)能??(neng)力??(li)??，這??(zhe)座??(zuo)大??(da)橋??(qiao)實(shí)??(shi)現(xiàn)??(xian)了??(le)“高??(gao)速??(su)公??(gong)路??(lu)、城??(cheng)際?(ji)鐵??(tie)路??(lu)、貨??(huo)運(yùn)??(yun)鐵??(tie)路??(lu)”合??(he)并??(bing)過(guò)??(guo)江??(jiang)??。??“公??(gong)鐵??(tie)合??(he)建??(jian)??，需??(xu)滿?(man)足??(zu)高??(gao)鐵??(tie)行??(xing)車(chē)?(che)的??(de)安??(an)全??(quan)與??(yu)舒?(shu)適??(shi)性??(xing)??，對(duì)??(dui)橋??(qiao)梁??(liang)豎??(shu)向??(xiang)剛??(gang)度??(du)、梁??(liang)端??(duan)縱??(zong)向?(xiang)位??(wei)移??(yi)等??(deng)指??(zhi)標(biāo)??(biao)提??(ti)出??(chu)很??(hen)高??(gao)要??(yao)求??(qiu)???！敝??(zhong)鐵??(tie)大??(da)橋??(qiao)院??(yuan)總??(zong)工?(gong)程??(cheng)師??(shi)肖??(xiao)海??(hai)珠??(zhu)說(shuō)??(shuo)???！　￠L(zhǎng)??(chang)江??(jiang)下??(xia)游??(you)??，碧??(bi)波?(bo)之??(zhi)上??(shang)??，一??(yi)條??(tiao)通??(tong)體??(ti)深??(shen)紅?(hong)的??(de)鋼??(gang)鐵??(tie)巨??(ju)龍??(long)越??(yue)江??(jiang)而??(er)過(guò)??(guo)??，蔚??(wei)為??(wei)壯?(zhuang)觀??(guan)??。??。