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　　為??(wei)增?(zeng)強??(qiang)長??(chang)江??(jiang)干??(gan)線??(xian)過??(guo)江??(jiang)能??(neng)力??(li)??，這??(zhe)座??(zuo)大??(da)橋??(qiao)實??(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??(yun)鐵??(tie)路??(lu)”合??(he)并??(bing)過??(guo)江??(jiang)??。??“公??(gong)鐵??(tie)合??(he)建??(jian)??，需??(xu)滿??(man)足??(zu)高?(gao)鐵??(tie)行??(xing)車??(che)的??(de)安??(an)全??(quan)與??(yu)舒?(shu)適??(shi)性??(xing)??，對??(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??(shuo)??。。