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　　沿??(yan)江??(jiang)干??(gan)線??(xian)公??(gong)路??(lu)是??(shi)長??(chang)江??(jiang)經(jīng)??(jing)濟??(ji)帶??(dai)綜??(zong)合??(he)立?(li)體??(ti)交??(jiao)通??(tong)走??(zou)廊?(lang)的??(de)重??(zhong)要??(yao)組??(zu)成??(cheng)部??(bu)分??(fen)?。??據(jù)??(ju)交??(jiao)通??(tong)運??(yun)輸??(shu)部??(bu)公??(gong)路??(lu)局??(ju)介?(jie)紹??(shao)??，截??(jie)至??(zhi)去??(qu)年??(nian)底??(di)??，長??(chang)江??(jiang)經(jīng)??(jing)濟??(ji)帶??(dai)區(qū)?(qu)域??(yu)公??(gong)路?(lu)網(wǎng)??(wang)總??(zong)里??(li)程??(cheng)達??(da)244.6萬?(wan)公??(gong)里??(li)??，其??(qi)中??(zhong)干??(gan)線??(xian)公??(gong)路??(lu)總??(zong)里??(li)程??(cheng)達??(da)30.9萬??(wan)公??(gong)里??(li)??，高??(gao)速??(su)公??(gong)路??(lu)通??(tong)車??(che)里??(li)程??(cheng)約??(yue)7.3萬??(wan)公??(gong)里??(li)?。橫??(heng)貫??(guan)東??(dong)西??(xi)的??(de)沿??(yan)江??(jiang)高??(gao)速??(su)公??(gong)路??(lu)主??(zhu)通??(tong)道??(dao)已??(yi)初??(chu)步??(bu)形??(xing)成??(cheng)??，已??(yi)建??(jian)成??(cheng)通??(tong)車??(che)里??(li)程??(cheng)超??(chao)過??(guo)3500公??(gong)里??(li)??，建??(jian)成??(cheng)率??(lv)達??(da)80%?。。