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　　2003年??(nian)建??(jian)成??(cheng)通??(tong)車(chē)??(che)的??(de)外??(wai)環(huán)??(huan)隧??(sui)道??(dao)是??(shi)中??(zhong)國(guó)??(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(yùn)??(yun)車(chē)??(che)輛??(liang)越??(yue)江??(jiang)通??(tong)道??(dao)??。??據(jù)??(ju)統(tǒng)??(tong)計(jì)??(ji)??，外??(wai)環(huán)??(huan)隧??(sui)道??(dao)歷??(li)年??(nian)車(chē)??(che)流??(liu)量??(liang)峰??(feng)值??(zhi)近??(jin)3000萬(wàn)??(wan)輛??(liang)??，為??(wei)通??(tong)車(chē)??(che)初??(chu)期??(qi)的??(de)2.4倍??(bei)??，大??(da)型??(xing)貨??(huo)車(chē)??(che)(含??(han)集??(ji)卡??(ka))約??(yue)占??(zhan)流??(liu)量?(liang)的??(de)80%??。多??(duo)年??(nian)來(lái)?(lai)由??(you)于??(yu)超??(chao)負(fù)??(fu)荷??(he)運(yùn)??(yun)營(yíng)??(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)”???！　♂??(zhen)對(duì)??(dui)老??(lao)舊??(jiu)鋼?(gang)結(jié)??(jie)構(gòu)?(gou)除?(chu)銹??(xiu)難??(nan)題??(ti)??，大?(da)修??(xiu)首??(shou)次??(ci)采??(cai)用??(yong)激??(ji)光??(guang)清??(qing)洗??(xi)技??(ji)術(shù)??(shu)??，避??(bi)免??(mian)傳?(chuan)統(tǒng)??(tong)機(jī)??(ji)械??(xie)打??(da)磨??(mo)產(chǎn)??(chan)生?(sheng)的??(de)揚(yáng)??(yang)塵??(chen)污??(wu)染??(ran)??，揚(yáng)??(yang)塵??(chen)減??(jian)少??(shao)90%??。??在??(zai)材??(cai)料??(liao)循?(xun)環(huán)??(huan)方??(fang)面??(mian)??，3.8萬(wàn)??(wan)噸??(dun)舊??(jiu)瀝??(li)青??(qing)100%再??(zai)生??(sheng)利??(li)用??(yong)在??(zai)其?(qi)他??(ta)低??(di)等?(deng)級(jí)??(ji)道??(dao)路??(lu)基??(ji)層??(ceng)??，1.2萬(wàn)??(wan)噸??(dun)混??(hun)凝??(ning)土??(tu)銑??(xi)刨??(pao)料??(liao)轉(zhuǎn)?(zhuan)化?(hua)為??(wei)生??(sheng)態(tài)??(tai)護(hù)??(hu)坡??(po)磚??(zhuan)??。在??(zai)能??(neng)源??(yuan)管??(guan)理??(li)方??(fang)面?(mian)??，工?(gong)程??(cheng)團(tuán)??(tuan)隊(duì)??(dui)升??(sheng)級(jí)??(ji)機(jī)??(ji)電??(dian)系??(xi)統(tǒng)?(tong)??，實(shí)??(shi)現(xiàn)?(xian)對(duì)??(dui)設(shè)??(she)備??(bei)用??(yong)能?(neng)的??(de)精??(jing)細(xì)??(xi)統(tǒng)??(tong)計(jì)??(ji)與??(yu)管??(guan)理??(li)??，同?(tong)時(shí)??(shi)全??(quan)線??(xian)升??(sheng)級(jí)??(ji)1568套??(tao)LED智??(zhi)能??(neng)調(diào)??(tiao)光??(guang)燈??(deng)具??(ju)??，預(yù)??(yu)計(jì)??(ji)全??(quan)年??(nian)可??(ke)節(jié)??(jie)電??(dian)240萬(wàn)??(wan)千??(qian)瓦??(wa)時(shí)??(shi)??。。