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　　2003年??(nian)建??(jian)成??(cheng)通??(tong)車??(che)的??(de)外??(wai)環(huán)??(huan)隧??(sui)道??(dao)是??(shi)中?(zhong)國??(guo)首??(shou)條??(tiao)采??(cai)用??(yong)沉??(chen)管??(guan)法??(fa)施??(shi)工??(gong)的??(de)特??(te)大??(da)型??(xing)越??(yue)江??(jiang)隧??(sui)道?(dao)??，曾??(zeng)是??(shi)上??(shang)海?(hai)北??(bei)部??(bu)地??(di)區(qū)??(qu)唯??(wei)一??(yi)的??(de)大??(da)型??(xing)貨??(huo)運??(yun)車??(che)輛?(liang)越??(yue)江??(jiang)通?(tong)道??(dao)??。??據(jù)?(ju)統(tǒng)??(tong)計?(ji)??，外??(wai)環(huán)??(huan)隧??(sui)道??(dao)歷??(li)年??(nian)車?(che)流?(liu)量??(liang)峰?(feng)值??(zhi)近??(jin)3000萬??(wan)輛??(liang)??，為??(wei)通??(tong)車??(che)初?(chu)期??(qi)的??(de)2.4倍??(bei)??，大??(da)型??(xing)貨??(huo)車??(che)(含??(han)集??(ji)卡??(ka))約??(yue)占??(zhan)流??(liu)量?(liang)的?(de)80%??。多??(duo)年??(nian)來??(lai)由??(you)于??(yu)超??(chao)負??(fu)荷??(he)運??(yun)營??(ying)等??(deng)各??(ge)種??(zhong)原??(yuan)因?(yin)??，隧??(sui)道??(dao)留??(liu)下??(xia)沉??(chen)管??(guan)接??(jie)頭??(tou)滲??(shen)漏??(lou)、路??(lu)面??(mian)損?(sun)壞?(huai)等??(deng)“歲??(sui)月??(yue)痕??(hen)跡??(ji)”???！　∮?(ji)者??(zhe)看??(kan)到??(dao)??，修??(xiu)整??(zheng)后??(hou)的??(de)隧?(sui)道??(dao)以??(yi)“人?(ren)文??(wen)航??(hang)運??(yun)”“發(fā)??(fa)展??(zhan)創(chuàng)??(chuang)新??(xin)”兩??(liang)幅??(fu)浮??(fu)雕??(diao)分??(fen)別??(bie)展??(zhan)示??(shi)浦??(pu)西??(xi)(寶??(bao)山??(shan))、浦??(pu)東??(dong)的??(de)歷??(li)史??(shi)定??(ding)位??(wei)和??(he)發(fā)??(fa)展??(zhan)歷??(li)程??(cheng)??，將??(jiang)百??(bai)年??(nian)吳??(wu)淞??(song)口??(kou)燈??(deng)塔??(ta)、吳??(wu)淞??(song)口??(kou)國??(guo)際??(ji)郵??(you)輪??(lun)港??(gang)與??(yu)外??(wai)高??(gao)橋??(qiao)保?(bao)稅??(shui)區(qū)??(qu)、陸??(lu)家??(jia)嘴??(zui)天??(tian)際??(ji)線??(xian)的??(de)剪??(jian)影??(ying)鐫??(juan)刻?(ke)于?(yu)隧??(sui)道??(dao)門??(men)戶??(hu)??，輔??(fu)以??(yi)“浪??(lang)花??(hua)狀??(zhuang)”門??(men)頭??(tou)演?(yan)繹?(yi)“科??(ke)技??(ji)浪??(lang)潮??(chao)”??，鏈??(lian)接??(jie)城??(cheng)市??(shi)記??(ji)憶??(yi)與?(yu)未?(wei)來??(lai)圖??(tu)景??(jing)??，體??(ti)現(xiàn)??(xian)城??(cheng)市??(shi)溫??(wen)度??(du)?。??。